/* contrib/orafce--3.0.sql */

CREATE FUNCTION pg_catalog.trunc(value date, fmt text)
RETURNS date
AS 'MODULE_PATHNAME','ora_date_trunc'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.trunc(date,text) IS 'truncate date according to the specified format';

CREATE FUNCTION pg_catalog.round(value date, fmt text)
RETURNS date
AS 'MODULE_PATHNAME','ora_date_round'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.round(date, text) IS 'round dates according to the specified format';

CREATE FUNCTION pg_catalog.next_day(value date, weekday text)
RETURNS date
AS 'MODULE_PATHNAME'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.next_day (date, text) IS 'returns the first weekday that is greather than a date value';

CREATE FUNCTION pg_catalog.next_day(value date, weekday integer)
RETURNS date
AS 'MODULE_PATHNAME', 'next_day_by_index'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.next_day (date, integer) IS 'returns the first weekday that is greather than a date value';

CREATE FUNCTION pg_catalog.last_day(value date)
RETURNS date
AS 'MODULE_PATHNAME'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.last_day(date) IS 'returns last day of the month based on a date value';

CREATE FUNCTION pg_catalog.months_between(date1 date, date2 date)
RETURNS numeric
AS 'MODULE_PATHNAME'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.months_between(date, date) IS 'returns the number of months between date1 and date2';

CREATE FUNCTION pg_catalog.add_months(day date, value int)
RETURNS date
AS 'MODULE_PATHNAME'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.add_months(date, int) IS 'returns date plus n months';

CREATE FUNCTION pg_catalog.trunc(value timestamp with time zone, fmt text)
RETURNS timestamp with time zone
AS 'MODULE_PATHNAME', 'ora_timestamptz_trunc'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.trunc(timestamp with time zone, text) IS 'truncate date according to the specified format';

CREATE FUNCTION pg_catalog.round(value timestamp with time zone, fmt text)
RETURNS timestamp with time zone
AS 'MODULE_PATHNAME','ora_timestamptz_round'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.round(timestamp with time zone, text) IS 'round dates according to the specified format';

CREATE FUNCTION pg_catalog.round(value timestamp with time zone)
RETURNS timestamp with time zone
AS $$ SELECT pg_catalog.round($1, 'DDD'); $$
LANGUAGE 'SQL' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.round(timestamp with time zone) IS 'will round dates according to the specified format';

CREATE FUNCTION pg_catalog.round(value date)
RETURNS date
AS $$ SELECT $1; $$
LANGUAGE 'SQL' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.round(value date)IS 'will round dates according to the specified format';

CREATE FUNCTION pg_catalog.trunc(value timestamp with time zone)
RETURNS timestamp with time zone
AS $$ SELECT pg_catalog.trunc($1, 'DDD'); $$
LANGUAGE 'SQL' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.trunc(timestamp with time zone) IS 'truncate date according to the specified format';

CREATE FUNCTION pg_catalog.trunc(value date)
RETURNS date
AS $$ SELECT $1; $$
LANGUAGE 'SQL' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.trunc(date) IS 'truncate date according to the specified format';

CREATE FUNCTION pg_catalog.nlssort(text, text)
RETURNS bytea
AS 'MODULE_PATHNAME', 'ora_nlssort'
LANGUAGE 'C' IMMUTABLE;
COMMENT ON FUNCTION pg_catalog.nlssort(text, text) IS '';

CREATE FUNCTION pg_catalog.nlssort(text)
RETURNS bytea
AS $$ SELECT pg_catalog.nlssort($1, null); $$
LANGUAGE 'SQL' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.nlssort(text)IS '';

CREATE FUNCTION pg_catalog.set_nls_sort(text)
RETURNS void
AS 'MODULE_PATHNAME', 'ora_set_nls_sort'
LANGUAGE 'C' IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.set_nls_sort(text) IS '';

CREATE FUNCTION pg_catalog.instr(str text, patt text, start int, nth int)
RETURNS int
AS 'MODULE_PATHNAME','plvstr_instr4'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.instr(text, text, int, int) IS 'Search pattern in string';

CREATE FUNCTION pg_catalog.instr(str text, patt text, start int)
RETURNS int
AS 'MODULE_PATHNAME','plvstr_instr3'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.instr(text, text, int) IS 'Search pattern in string';

CREATE FUNCTION pg_catalog.instr(str text, patt text)
RETURNS int
AS 'MODULE_PATHNAME','plvstr_instr2'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.instr(text, text) IS 'Search pattern in string';

CREATE FUNCTION pg_catalog.to_char(num int)
RETURNS text
AS 'MODULE_PATHNAME','orafce_to_char_int4'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_char(int) IS 'Convert number to string';

CREATE FUNCTION pg_catalog.to_char(num bigint)
RETURNS text
AS 'MODULE_PATHNAME','orafce_to_char_int8'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_char(bigint) IS 'Convert number to string';

CREATE FUNCTION pg_catalog.to_char(num real)
RETURNS text
AS 'MODULE_PATHNAME','orafce_to_char_float4'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_char(real) IS 'Convert number to string';

CREATE FUNCTION pg_catalog.to_char(num double precision)
RETURNS text
AS 'MODULE_PATHNAME','orafce_to_char_float8'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_char(double precision) IS 'Convert number to string';

CREATE FUNCTION pg_catalog.to_char(num numeric)
RETURNS text
AS 'MODULE_PATHNAME','orafce_to_char_numeric'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_char(numeric) IS 'Convert number to string';

CREATE FUNCTION pg_catalog.to_number(str text)
RETURNS numeric
AS 'MODULE_PATHNAME','orafce_to_number'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_number(text) IS 'Convert string to number';

CREATE FUNCTION pg_catalog.to_date(str text)
RETURNS date
AS $$ SELECT $1::date; $$
LANGUAGE sql IMMUTABLE STRICT;
COMMENT ON FUNCTION pg_catalog.to_date(text) IS 'Convert string to date';

CREATE FUNCTION to_multi_byte(str text)
RETURNS text
AS 'MODULE_PATHNAME','orafce_to_multi_byte'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION to_multi_byte(text) IS 'Convert all single-byte characters to their corresponding multibyte characters';

CREATE FUNCTION bitand(bigint, bigint)
RETURNS bigint
AS $$ SELECT $1 & $2; $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION sinh(float8)
RETURNS float8 AS
$$ SELECT (exp($1) - exp(-$1)) / 2; $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION cosh(float8)
RETURNS float8 AS
$$ SELECT (exp($1) + exp(-$1)) / 2; $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION tanh(float8)
RETURNS float8 AS
$$ SELECT sinh($1) / cosh($1); $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION nanvl(float4, float4)
RETURNS float4 AS
$$ SELECT CASE WHEN $1 = 'NaN' THEN $2 ELSE $1 END; $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION nanvl(float8, float8)
RETURNS float8 AS
$$ SELECT CASE WHEN $1 = 'NaN' THEN $2 ELSE $1 END; $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION nanvl(numeric, numeric)
RETURNS numeric AS
$$ SELECT CASE WHEN $1 = 'NaN' THEN $2 ELSE $1 END; $$
LANGUAGE sql IMMUTABLE STRICT;

CREATE FUNCTION dump("any") 
RETURNS varchar
AS 'MODULE_PATHNAME', 'orafce_dump'
LANGUAGE C;

CREATE FUNCTION dump("any", integer) 
RETURNS varchar
AS 'MODULE_PATHNAME', 'orafce_dump'
LANGUAGE C;

CREATE SCHEMA plvstr;

CREATE FUNCTION plvstr.rvrs(str text, start int, _end int)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_rvrs'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvstr.rvrs(text, int, int) IS 'Reverse string or part of string';

CREATE FUNCTION plvstr.rvrs(str text, start int)
RETURNS text
AS $$ SELECT plvstr.rvrs($1,$2,NULL);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rvrs(text, int) IS 'Reverse string or part of string';

CREATE FUNCTION plvstr.rvrs(str text)
RETURNS text
AS $$ SELECT plvstr.rvrs($1,1,NULL);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rvrs(text) IS 'Reverse string or part of string';

CREATE FUNCTION pg_catalog.lnnvl(bool)
RETURNS bool
AS 'MODULE_PATHNAME','ora_lnnvl'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION pg_catalog.lnnvl(bool) IS '';

-- can't overwrite PostgreSQL functions!!!!

CREATE SCHEMA oracle;

CREATE FUNCTION oracle.substr(str text, start int)
RETURNS text
AS 'MODULE_PATHNAME','oracle_substr2'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION oracle.substr(text, int) IS 'Returns substring started on start_in to end';

CREATE FUNCTION oracle.substr(str text, start int, len int)
RETURNS text
AS 'MODULE_PATHNAME','oracle_substr3'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION oracle.substr(text, int, int) IS 'Returns substring started on start_in len chars';

-- emulation of dual table
CREATE VIEW public.dual AS SELECT 'X'::varchar AS dummy;
REVOKE ALL ON public.dual FROM PUBLIC;
GRANT SELECT, REFERENCES ON public.dual TO PUBLIC;

-- this packege is emulation of dbms_output Oracle packege
--

CREATE SCHEMA dbms_output;

CREATE FUNCTION dbms_output.enable(IN buffer_size int4)
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_enable'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_output.enable(IN int4) IS 'Enable package functionality';

CREATE FUNCTION dbms_output.enable()
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_enable_default'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.enable() IS 'Enable package functionality';

CREATE FUNCTION dbms_output.disable()
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_disable'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.disable() IS 'Disable package functionality';

CREATE FUNCTION dbms_output.serveroutput(IN bool)
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_serveroutput'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.serveroutput(IN bool) IS 'Set drowing output';

CREATE FUNCTION dbms_output.put(IN a text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_put'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.put(IN text) IS 'Put some text to output';

CREATE FUNCTION dbms_output.put_line(IN a text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_put_line'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.put_line(IN text) IS 'Put line to output';

CREATE FUNCTION dbms_output.new_line()
RETURNS void
AS 'MODULE_PATHNAME','dbms_output_new_line'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.new_line() IS 'Put new line char to output';

CREATE FUNCTION dbms_output.get_line(OUT line text, OUT status int4)
AS 'MODULE_PATHNAME','dbms_output_get_line'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.get_line(OUT text, OUT int4) IS 'Get line from output buffer';


CREATE FUNCTION dbms_output.get_lines(OUT lines text[], INOUT numlines int4)
AS 'MODULE_PATHNAME','dbms_output_get_lines'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_output.get_lines(OUT text[], INOUT int4) IS 'Get lines from output buffer';


-- others functions

CREATE FUNCTION nvl(anyelement, anyelement)
RETURNS anyelement
AS 'MODULE_PATHNAME','ora_nvl'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION nvl(anyelement, anyelement) IS '';

CREATE FUNCTION nvl2(anyelement, anyelement, anyelement)
RETURNS anyelement
AS 'MODULE_PATHNAME','ora_nvl2'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION nvl2(anyelement, anyelement, anyelement) IS '';

CREATE FUNCTION decode(anyelement, anyelement, text)
RETURNS text
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, text, text)
RETURNS text
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, text, anyelement, text)
RETURNS text
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, text, anyelement, text, text)
RETURNS text
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, text, anyelement, text, anyelement, text)
RETURNS text
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, text, anyelement, text, anyelement, text, text)
RETURNS text
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bpchar)
RETURNS bpchar
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bpchar, bpchar)
RETURNS bpchar
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bpchar, anyelement, bpchar)
RETURNS bpchar
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bpchar, anyelement, bpchar, bpchar)
RETURNS bpchar
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bpchar, anyelement, bpchar, anyelement, bpchar)
RETURNS bpchar
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bpchar, anyelement, bpchar, anyelement, bpchar, bpchar)
RETURNS bpchar
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, integer)
RETURNS integer
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, integer, integer)
RETURNS integer
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, integer, anyelement, integer)
RETURNS integer
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, integer, anyelement, integer, integer)
RETURNS integer
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, integer, anyelement, integer, anyelement, integer)
RETURNS integer
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, integer, anyelement, integer, anyelement, integer, integer)
RETURNS integer
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bigint)
RETURNS bigint
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bigint, bigint)
RETURNS bigint
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bigint, anyelement, bigint)
RETURNS bigint
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bigint, anyelement, bigint, bigint)
RETURNS bigint
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bigint, anyelement, bigint, anyelement, bigint)
RETURNS bigint
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, bigint, anyelement, bigint, anyelement, bigint, bigint)
RETURNS bigint
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, numeric)
RETURNS numeric
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, numeric, numeric)
RETURNS numeric
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, numeric, anyelement, numeric)
RETURNS numeric
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, numeric, anyelement, numeric, numeric)
RETURNS numeric
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, numeric, anyelement, numeric, anyelement, numeric)
RETURNS numeric
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, numeric, anyelement, numeric, anyelement, numeric, numeric)
RETURNS numeric
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, date)
RETURNS date
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, date, date)
RETURNS date
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, date, anyelement, date)
RETURNS date
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, date, anyelement, date, date)
RETURNS date
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, date, anyelement, date, anyelement, date)
RETURNS date
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, date, anyelement, date, anyelement, date, date)
RETURNS date
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, time)
RETURNS time
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, time, time)
RETURNS time
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, time, anyelement, time)
RETURNS time
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, time, anyelement, time, time)
RETURNS time
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, time, anyelement, time, anyelement, time)
RETURNS time
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, time, anyelement, time, anyelement, time, time)
RETURNS time
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamp)
RETURNS timestamp
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamp, timestamp)
RETURNS timestamp
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamp, anyelement, timestamp)
RETURNS timestamp
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamp, anyelement, timestamp, timestamp)
RETURNS timestamp
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamp, anyelement, timestamp, anyelement, timestamp)
RETURNS timestamp
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamp, anyelement, timestamp, anyelement, timestamp, timestamp)
RETURNS timestamp
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamptz)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamptz, timestamptz)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamptz, anyelement, timestamptz)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamptz, anyelement, timestamptz, timestamptz)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamptz, anyelement, timestamptz, anyelement, timestamptz)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION decode(anyelement, anyelement, timestamptz, anyelement, timestamptz, anyelement, timestamptz, timestamptz)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'ora_decode'
LANGUAGE C IMMUTABLE;


CREATE SCHEMA dbms_pipe;

CREATE FUNCTION dbms_pipe.pack_message(text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_text'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(text) IS 'Add text field to message';

CREATE FUNCTION dbms_pipe.unpack_message_text()
RETURNS text
AS 'MODULE_PATHNAME','dbms_pipe_unpack_message_text'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.unpack_message_text() IS 'Get text fiedl from message';

CREATE FUNCTION dbms_pipe.receive_message(text, int)
RETURNS int
AS 'MODULE_PATHNAME','dbms_pipe_receive_message'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.receive_message(text, int) IS 'Receive message from pipe';

CREATE FUNCTION dbms_pipe.receive_message(text)
RETURNS int
AS $$SELECT dbms_pipe.receive_message($1,NULL::int);$$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION dbms_pipe.receive_message(text) IS 'Receive message from pipe';

CREATE FUNCTION dbms_pipe.send_message(text, int, int)
RETURNS int
AS 'MODULE_PATHNAME','dbms_pipe_send_message'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.send_message(text, int, int) IS 'Send message to pipe';

CREATE FUNCTION dbms_pipe.send_message(text, int)
RETURNS int
AS $$SELECT dbms_pipe.send_message($1,$2,NULL);$$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION dbms_pipe.send_message(text, int) IS 'Send message to pipe';

CREATE FUNCTION dbms_pipe.send_message(text)
RETURNS int
AS $$SELECT dbms_pipe.send_message($1,NULL,NULL);$$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION dbms_pipe.send_message(text) IS 'Send message to pipe';

CREATE FUNCTION dbms_pipe.unique_session_name()
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_pipe_unique_session_name'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.unique_session_name() IS 'Returns unique session name';

CREATE FUNCTION dbms_pipe.__list_pipes()
RETURNS SETOF RECORD
AS 'MODULE_PATHNAME','dbms_pipe_list_pipes'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.__list_pipes() IS '';

CREATE VIEW dbms_pipe.db_pipes
AS SELECT * FROM dbms_pipe.__list_pipes() AS (Name varchar, Items int, Size int, "limit" int, "private" bool, "owner" varchar);

CREATE FUNCTION dbms_pipe.next_item_type()
RETURNS int
AS 'MODULE_PATHNAME','dbms_pipe_next_item_type'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.next_item_type() IS 'Returns type of next field in message';

CREATE FUNCTION dbms_pipe.create_pipe(text, int, bool)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_create_pipe'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.create_pipe(text, int, bool) IS 'Create named pipe';

CREATE FUNCTION dbms_pipe.create_pipe(text, int)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_create_pipe_2'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.create_pipe(text, int) IS 'Create named pipe';

CREATE FUNCTION dbms_pipe.create_pipe(text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_create_pipe_1'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.create_pipe(text) IS 'Create named pipe';

CREATE FUNCTION dbms_pipe.reset_buffer()
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_reset_buffer'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_pipe.reset_buffer() IS 'Clean input buffer';

CREATE FUNCTION dbms_pipe.purge(text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_purge'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.purge(text) IS 'Clean pipe';

CREATE FUNCTION dbms_pipe.remove_pipe(text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_remove_pipe'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.remove_pipe(text) IS 'Destroy pipe';

CREATE FUNCTION dbms_pipe.pack_message(date)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_date'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(date) IS 'Add date field to message';

CREATE FUNCTION dbms_pipe.unpack_message_date()
RETURNS date
AS 'MODULE_PATHNAME','dbms_pipe_unpack_message_date'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.unpack_message_date() IS 'Get date field from message';

CREATE FUNCTION dbms_pipe.pack_message(timestamp with time zone)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_timestamp'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(timestamp with time zone) IS 'Add timestamp field to message';

CREATE FUNCTION dbms_pipe.unpack_message_timestamp()
RETURNS timestamp with time zone
AS 'MODULE_PATHNAME','dbms_pipe_unpack_message_timestamp'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.unpack_message_timestamp() IS 'Get timestamp field from message';

CREATE FUNCTION dbms_pipe.pack_message(numeric)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_number'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(numeric) IS 'Add numeric field to message';

CREATE FUNCTION dbms_pipe.unpack_message_number()
RETURNS numeric
AS 'MODULE_PATHNAME','dbms_pipe_unpack_message_number'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.unpack_message_number() IS 'Get numeric field from message';

CREATE FUNCTION dbms_pipe.pack_message(integer)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_integer'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(integer) IS 'Add numeric field to message';

CREATE FUNCTION dbms_pipe.pack_message(bigint)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_bigint'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(bigint) IS 'Add numeric field to message';

CREATE FUNCTION dbms_pipe.pack_message(bytea)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_bytea'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(bytea) IS 'Add bytea field to message';

CREATE FUNCTION dbms_pipe.unpack_message_bytea()
RETURNS bytea
AS 'MODULE_PATHNAME','dbms_pipe_unpack_message_bytea'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.unpack_message_bytea() IS 'Get bytea field from message';

CREATE FUNCTION dbms_pipe.pack_message(record)
RETURNS void
AS 'MODULE_PATHNAME','dbms_pipe_pack_message_record'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.pack_message(record) IS 'Add record field to message';

CREATE FUNCTION dbms_pipe.unpack_message_record()
RETURNS record
AS 'MODULE_PATHNAME','dbms_pipe_unpack_message_record'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_pipe.unpack_message_record() IS 'Get record field from message';



-- follow package PLVdate emulation

CREATE SCHEMA plvdate;

CREATE FUNCTION plvdate.add_bizdays(date, int)
RETURNS date
AS 'MODULE_PATHNAME','plvdate_add_bizdays'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvdate.add_bizdays(date, int) IS 'Get the date created by adding <n> business days to a date';

CREATE FUNCTION plvdate.nearest_bizday(date)
RETURNS date
AS 'MODULE_PATHNAME','plvdate_nearest_bizday'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvdate.nearest_bizday(date) IS 'Get the nearest business date to a given date, user defined';

CREATE FUNCTION plvdate.next_bizday(date)
RETURNS date
AS 'MODULE_PATHNAME','plvdate_next_bizday'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvdate.next_bizday(date) IS 'Get the next business date from a given date, user defined';

CREATE FUNCTION plvdate.bizdays_between(date, date)
RETURNS int
AS 'MODULE_PATHNAME','plvdate_bizdays_between'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvdate.bizdays_between(date, date) IS 'Get the number of business days between two dates';

CREATE FUNCTION plvdate.prev_bizday(date)
RETURNS date
AS 'MODULE_PATHNAME','plvdate_prev_bizday'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvdate.prev_bizday(date) IS 'Get the previous business date from a given date';

CREATE FUNCTION plvdate.isbizday(date)
RETURNS bool
AS 'MODULE_PATHNAME','plvdate_isbizday'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvdate.isbizday(date) IS 'Call this function to determine if a date is a business day';

CREATE FUNCTION plvdate.set_nonbizday(text)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_set_nonbizday_dow'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.set_nonbizday(text) IS 'Set day of week as non bussines day';

CREATE FUNCTION plvdate.unset_nonbizday(text)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_unset_nonbizday_dow'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.unset_nonbizday(text) IS 'Unset day of week as non bussines day';

CREATE FUNCTION plvdate.set_nonbizday(date, bool)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_set_nonbizday_day'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.set_nonbizday(date, bool) IS 'Set day as non bussines day, if repeat is true, then day is nonbiz every year';

CREATE FUNCTION plvdate.unset_nonbizday(date, bool)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_unset_nonbizday_day'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.unset_nonbizday(date, bool) IS 'Unset day as non bussines day, if repeat is true, then day is nonbiz every year';

CREATE FUNCTION plvdate.set_nonbizday(date)
RETURNS bool
AS $$SELECT plvdate.set_nonbizday($1, false); SELECT NULL::boolean;$$
LANGUAGE SQL VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.set_nonbizday(date) IS 'Set day as non bussines day';

CREATE FUNCTION plvdate.unset_nonbizday(date)
RETURNS bool
AS $$SELECT plvdate.unset_nonbizday($1, false); SELECT NULL::boolean;$$
LANGUAGE SQL VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.unset_nonbizday(date) IS 'Unset day as non bussines day';

CREATE FUNCTION plvdate.use_easter(bool)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_use_easter'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.use_easter(bool) IS 'Easter Sunday and easter monday will be holiday';

CREATE FUNCTION plvdate.use_easter()
RETURNS bool
AS $$SELECT plvdate.use_easter(true); SELECT NULL::boolean;$$
LANGUAGE SQL VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.use_easter() IS 'Easter Sunday and easter monday will be holiday';

CREATE FUNCTION plvdate.unuse_easter()
RETURNS bool
AS $$SELECT plvdate.use_easter(false); SELECT NULL::boolean;$$
LANGUAGE SQL VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.unuse_easter() IS 'Easter Sunday and easter monday will not be holiday';

CREATE FUNCTION plvdate.using_easter()
RETURNS bool
AS 'MODULE_PATHNAME','plvdate_using_easter'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.using_easter() IS 'Use easter?';

CREATE FUNCTION plvdate.include_start(bool)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_include_start'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.include_start(bool) IS 'Include starting date in bizdays_between calculation';

CREATE FUNCTION plvdate.include_start()
RETURNS bool
AS $$SELECT plvdate.include_start(true); SELECT NULL::boolean;$$
LANGUAGE SQL VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.include_start() IS '';

CREATE FUNCTION plvdate.noinclude_start()
RETURNS bool
AS $$SELECT plvdate.include_start(false); SELECT NULL::boolean;$$
LANGUAGE SQL VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.noinclude_start() IS '';

CREATE FUNCTION plvdate.including_start()
RETURNS bool
AS 'MODULE_PATHNAME','plvdate_including_start'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.including_start() IS '';

CREATE FUNCTION plvdate.version()
RETURNS cstring
AS 'MODULE_PATHNAME','plvdate_version'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.version() IS '';

CREATE FUNCTION plvdate.default_holidays(text)
RETURNS void
AS 'MODULE_PATHNAME','plvdate_default_holidays'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.default_holidays(text) IS 'Load calendar for some nations';

CREATE FUNCTION plvdate.days_inmonth(date)
RETURNS integer
AS 'MODULE_PATHNAME','plvdate_days_inmonth'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.days_inmonth(date) IS 'Returns number of days in month';

CREATE FUNCTION plvdate.isleapyear(date)
RETURNS bool
AS 'MODULE_PATHNAME','plvdate_isleapyear'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION plvdate.isleapyear(date) IS 'Is leap year';


-- PLVstr package


CREATE FUNCTION plvstr.normalize(str text)
RETURNS varchar
AS 'MODULE_PATHNAME','plvstr_normalize'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.normalize(text) IS 'Replace white chars by space, replace  spaces by space';

CREATE FUNCTION plvstr.is_prefix(str text, prefix text, cs bool)
RETURNS bool
AS 'MODULE_PATHNAME','plvstr_is_prefix_text'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.is_prefix(text, text, bool) IS 'Returns true, if prefix is prefix of str';

CREATE FUNCTION plvstr.is_prefix(str text, prefix text)
RETURNS bool
AS $$ SELECT plvstr.is_prefix($1,$2,true);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.is_prefix(text, text) IS 'Returns true, if prefix is prefix of str';

CREATE FUNCTION plvstr.is_prefix(str int, prefix int)
RETURNS bool
AS 'MODULE_PATHNAME','plvstr_is_prefix_int'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.is_prefix(int, int) IS 'Returns true, if prefix is prefix of str';

CREATE FUNCTION plvstr.is_prefix(str bigint, prefix bigint)
RETURNS bool
AS 'MODULE_PATHNAME','plvstr_is_prefix_int64'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.is_prefix(bigint, bigint) IS 'Returns true, if prefix is prefix of str';

CREATE FUNCTION plvstr.substr(str text, start int, len int)
RETURNS varchar
AS 'MODULE_PATHNAME','plvstr_substr3'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.substr(text, int, int) IS 'Returns substring started on start_in to end';

CREATE FUNCTION plvstr.substr(str text, start int)
RETURNS varchar
AS 'MODULE_PATHNAME','plvstr_substr2'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.substr(text, int) IS 'Returns substring started on start_in to end';

CREATE FUNCTION plvstr.instr(str text, patt text, start int, nth int)
RETURNS int
AS 'MODULE_PATHNAME','plvstr_instr4'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.instr(text, text, int, int) IS 'Search pattern in string';

CREATE FUNCTION plvstr.instr(str text, patt text, start int)
RETURNS int
AS 'MODULE_PATHNAME','plvstr_instr3'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.instr(text, text, int) IS 'Search pattern in string';

CREATE FUNCTION plvstr.instr(str text, patt text)
RETURNS int
AS 'MODULE_PATHNAME','plvstr_instr2'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.instr(text, text) IS 'Search pattern in string';

CREATE FUNCTION plvstr.lpart(str text, div text, start int, nth int, all_if_notfound bool)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_lpart'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.lpart(text, text, int, int, bool) IS 'Call this function to return the left part of a string';

CREATE FUNCTION plvstr.lpart(str text, div text, start int, nth int)
RETURNS text
AS $$ SELECT plvstr.lpart($1,$2, $3, $4, false); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.lpart(text, text, int, int) IS 'Call this function to return the left part of a string';

CREATE FUNCTION plvstr.lpart(str text, div text, start int)
RETURNS text
AS $$ SELECT plvstr.lpart($1,$2, $3, 1, false); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.lpart(text, text, int) IS 'Call this function to return the left part of a string';

CREATE FUNCTION plvstr.lpart(str text, div text)
RETURNS text
AS $$ SELECT plvstr.lpart($1,$2, 1, 1, false); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.lpart(text, text) IS 'Call this function to return the left part of a string';

CREATE FUNCTION plvstr.rpart(str text, div text, start int, nth int, all_if_notfound bool)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_rpart'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rpart(text, text, int, int, bool) IS 'Call this function to return the right part of a string';

CREATE FUNCTION plvstr.rpart(str text, div text, start int, nth int)
RETURNS text
AS $$ SELECT plvstr.rpart($1,$2, $3, $4, false); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rpart(text, text, int, int) IS 'Call this function to return the right part of a string';

CREATE FUNCTION plvstr.rpart(str text, div text, start int)
RETURNS text
AS $$ SELECT plvstr.rpart($1,$2, $3, 1, false); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rpart(text, text, int) IS 'Call this function to return the right part of a string';

CREATE FUNCTION plvstr.rpart(str text, div text)
RETURNS text
AS $$ SELECT plvstr.rpart($1,$2, 1, 1, false); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rpart(text, text) IS 'Call this function to return the right part of a string';

CREATE FUNCTION plvstr.lstrip(str text, substr text, num int)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_lstrip'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.lstrip(text, text, int) IS 'Call this function to remove characters from the beginning ';

CREATE FUNCTION plvstr.lstrip(str text, substr text)
RETURNS text
AS $$ SELECT plvstr.lstrip($1, $2, 1); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.lstrip(text, text) IS 'Call this function to remove characters from the beginning ';

CREATE FUNCTION plvstr.rstrip(str text, substr text, num int)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_rstrip'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rstrip(text, text, int) IS 'Call this function to remove characters from the end';

CREATE FUNCTION plvstr.rstrip(str text, substr text)
RETURNS text
AS $$ SELECT plvstr.rstrip($1, $2, 1); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.rstrip(text, text) IS 'Call this function to remove characters from the end';



CREATE FUNCTION plvstr.swap(str text, replace text, start int, length int)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_swap'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvstr.swap(text,text, int, int) IS 'Replace a substring in a string with a specified string';

CREATE FUNCTION plvstr.swap(str text, replace text)
RETURNS text
AS $$ SELECT plvstr.swap($1,$2,1, NULL);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.swap(text,text) IS 'Replace a substring in a string with a specified string';

CREATE FUNCTION plvstr.betwn(str text, start int, _end int, inclusive bool)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_betwn_i'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.betwn(text, int, int, bool) IS 'Find the Substring Between Start and End Locations';

CREATE FUNCTION plvstr.betwn(str text, start int, _end int)
RETURNS text
AS $$ SELECT plvstr.betwn($1,$2,$3,true);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.betwn(text, int, int) IS 'Find the Substring Between Start and End Locations';

CREATE FUNCTION plvstr.betwn(str text, start text, _end text, startnth int, endnth int, inclusive bool, gotoend bool)
RETURNS text
AS 'MODULE_PATHNAME','plvstr_betwn_c'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvstr.betwn(text, text, text, int, int, bool, bool) IS 'Find the Substring Between Start and End Locations';

CREATE FUNCTION plvstr.betwn(str text, start text, _end text)
RETURNS text
AS $$ SELECT plvstr.betwn($1,$2,$3,1,1,true,false);$$
LANGUAGE SQL IMMUTABLE;
COMMENT ON FUNCTION plvstr.betwn(text, text, text) IS 'Find the Substring Between Start and End Locations';

CREATE FUNCTION plvstr.betwn(str text, start text, _end text, startnth int, endnth int)
RETURNS text
AS $$ SELECT plvstr.betwn($1,$2,$3,$4,$5,true,false);$$
LANGUAGE SQL IMMUTABLE;
COMMENT ON FUNCTION plvstr.betwn(text, text, text, int, int) IS 'Find the Substring Between Start and End Locations';

CREATE SCHEMA plvchr;

CREATE FUNCTION plvchr.nth(str text, n int)
RETURNS text
AS 'MODULE_PATHNAME','plvchr_nth'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.nth(text, int) IS 'Call this function to return the Nth character in a string';

CREATE FUNCTION plvchr.first(str text)
RETURNS varchar
AS 'MODULE_PATHNAME','plvchr_first'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.first(text) IS 'Call this function to return the first character in a string';

CREATE FUNCTION plvchr.last(str text)
RETURNS varchar
AS 'MODULE_PATHNAME','plvchr_last'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.last(text) IS 'Call this function to return the last character in a string';

CREATE FUNCTION plvchr._is_kind(str text, kind int)
RETURNS bool
AS 'MODULE_PATHNAME','plvchr_is_kind_a'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr._is_kind(text, int) IS '';

CREATE FUNCTION plvchr._is_kind(c int, kind int)
RETURNS bool
AS 'MODULE_PATHNAME','plvchr_is_kind_i'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr._is_kind(int, int) IS '';

CREATE FUNCTION plvchr.is_blank(c int)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 1);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_blank(int) IS '';

CREATE FUNCTION plvchr.is_blank(c text)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 1);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_blank(text) IS '';

CREATE FUNCTION plvchr.is_digit(c int)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 2);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_digit(int) IS '';

CREATE FUNCTION plvchr.is_digit(c text)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 2);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_digit(text) IS '';

CREATE FUNCTION plvchr.is_quote(c int)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 3);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_quote(int) IS '';

CREATE FUNCTION plvchr.is_quote(c text)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 3);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_quote(text) IS '';

CREATE FUNCTION plvchr.is_other(c int)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 4);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_other(int) IS '';

CREATE FUNCTION plvchr.is_other(c text)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 4);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_other(text) IS '';

CREATE FUNCTION plvchr.is_letter(c int)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 5);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_letter(int) IS '';

CREATE FUNCTION plvchr.is_letter(c text)
RETURNS BOOL
AS $$ SELECT plvchr._is_kind($1, 5);$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.is_letter(text) IS '';

CREATE FUNCTION plvchr.char_name(c text)
RETURNS varchar
AS 'MODULE_PATHNAME','plvchr_char_name'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.char_name(text) IS '';

CREATE FUNCTION plvstr.left(str text, n int)
RETURNS varchar
AS 'MODULE_PATHNAME', 'plvstr_left'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.left(text, int) IS 'Returns firs num_in charaters. You can use negative num_in';

CREATE FUNCTION plvstr.right(str text, n int)
RETURNS varchar
AS 'MODULE_PATHNAME','plvstr_right'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvstr.right(text, int) IS 'Returns last num_in charaters. You can use negative num_ni';

CREATE FUNCTION plvchr.quoted1(str text)
RETURNS varchar
AS $$SELECT ''''||$1||'''';$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.quoted1(text) IS E'Quoted text between ''';

CREATE FUNCTION plvchr.quoted2(str text)
RETURNS varchar
AS $$SELECT '"'||$1||'"';$$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.quoted2(text) IS 'Quoted text between "';

CREATE FUNCTION plvchr.stripped(str text, char_in text)
RETURNS varchar
AS $$ SELECT TRANSLATE($1, 'A'||$2, 'A'); $$
LANGUAGE SQL IMMUTABLE STRICT;
COMMENT ON FUNCTION plvchr.stripped(text, text) IS 'Strips a string of all instances of the specified characters';

-- dbms_alert

CREATE SCHEMA dbms_alert;

CREATE FUNCTION dbms_alert.register(name text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_alert_register'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_alert.register(text) IS 'Register session as recipient of alert name';

CREATE FUNCTION dbms_alert.remove(name text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_alert_remove'
LANGUAGE C VOLATILE STRICT;
COMMENT ON FUNCTION dbms_alert.remove(text) IS 'Remove session as recipient of alert name';

CREATE FUNCTION dbms_alert.removeall()
RETURNS void
AS 'MODULE_PATHNAME','dbms_alert_removeall'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_alert.removeall() IS 'Remove registration for all alerts';

CREATE FUNCTION dbms_alert._signal(name text, message text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_alert_signal'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_alert._signal(text, text) IS '';

CREATE FUNCTION dbms_alert.waitany(OUT name text, OUT message text, OUT status integer, timeout float8)
RETURNS record
AS 'MODULE_PATHNAME','dbms_alert_waitany'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_alert.waitany(OUT text, OUT text, OUT integer, float8) IS 'Wait for any signal';

CREATE FUNCTION dbms_alert.waitone(name text, OUT message text, OUT status integer, timeout float8)
RETURNS record
AS 'MODULE_PATHNAME','dbms_alert_waitone'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_alert.waitone(text, OUT text, OUT integer, float8) IS 'Wait for specific signal';

CREATE FUNCTION dbms_alert.set_defaults(sensitivity float8)
RETURNS void
AS 'MODULE_PATHNAME','dbms_alert_set_defaults'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_alert.set_defaults(float8) IS '';

CREATE FUNCTION dbms_alert.defered_signal()
RETURNS trigger
AS 'MODULE_PATHNAME','dbms_alert_defered_signal'
LANGUAGE C SECURITY DEFINER;
REVOKE ALL ON FUNCTION dbms_alert.defered_signal() FROM PUBLIC;

CREATE FUNCTION dbms_alert.signal(_event text, _message text)
RETURNS void
AS 'MODULE_PATHNAME','dbms_alert_signal'
LANGUAGE C SECURITY DEFINER;
COMMENT ON FUNCTION dbms_alert.signal(text, text) IS 'Emit signal to all recipients';

CREATE SCHEMA plvsubst;

CREATE FUNCTION plvsubst.string(template_in text, values_in text[], subst text)
RETURNS text
AS 'MODULE_PATHNAME','plvsubst_string_array'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvsubst.string(text, text[], text) IS 'Scans a string for all instances of the substitution keyword and replace it with the next value in the substitution values list';

CREATE FUNCTION plvsubst.string(template_in text, values_in text[])
RETURNS text
AS $$SELECT plvsubst.string($1,$2, NULL);$$
LANGUAGE SQL STRICT VOLATILE;
COMMENT ON FUNCTION plvsubst.string(text, text[]) IS 'Scans a string for all instances of the substitution keyword and replace it with the next value in the substitution values list';

CREATE FUNCTION plvsubst.string(template_in text, vals_in text, delim_in text, subst_in text)
RETURNS text
AS 'MODULE_PATHNAME','plvsubst_string_string'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvsubst.string(text, text, text, text) IS 'Scans a string for all instances of the substitution keyword and replace it with the next value in the substitution values list';

CREATE FUNCTION plvsubst.string(template_in text, vals_in text)
RETURNS text
AS 'MODULE_PATHNAME','plvsubst_string_string'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvsubst.string(text, text) IS 'Scans a string for all instances of the substitution keyword and replace it with the next value in the substitution values list';

CREATE FUNCTION plvsubst.string(template_in text, vals_in text, delim_in text)
RETURNS text
AS 'MODULE_PATHNAME','plvsubst_string_string'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plvsubst.string(text, text, text) IS 'Scans a string for all instances of the substitution keyword and replace it with the next value in the substitution values list';

CREATE FUNCTION plvsubst.setsubst(str text)
RETURNS void
AS 'MODULE_PATHNAME','plvsubst_setsubst'
LANGUAGE C STRICT VOLATILE;
COMMENT ON FUNCTION plvsubst.setsubst(text) IS 'Change the substitution keyword';

CREATE FUNCTION plvsubst.setsubst()
RETURNS void
AS 'MODULE_PATHNAME','plvsubst_setsubst_default'
LANGUAGE C STRICT VOLATILE;
COMMENT ON FUNCTION plvsubst.setsubst() IS 'Change the substitution keyword to default %s';

CREATE FUNCTION plvsubst.subst()
RETURNS text
AS 'MODULE_PATHNAME','plvsubst_subst'
LANGUAGE C STRICT VOLATILE;
COMMENT ON FUNCTION plvsubst.subst() IS 'Retrieve the current substitution keyword';

CREATE SCHEMA dbms_utility;

CREATE FUNCTION dbms_utility.format_call_stack(text)
RETURNS text
AS 'MODULE_PATHNAME','dbms_utility_format_call_stack1'
LANGUAGE C STRICT VOLATILE;
COMMENT ON FUNCTION dbms_utility.format_call_stack(text) IS 'Return formated call stack';

CREATE FUNCTION dbms_utility.format_call_stack()
RETURNS text
AS 'MODULE_PATHNAME','dbms_utility_format_call_stack0'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_utility.format_call_stack() IS 'Return formated call stack';

CREATE SCHEMA plvlex;

CREATE FUNCTION plvlex.tokens(IN str text, IN skip_spaces bool, IN qualified_names bool,
OUT pos int, OUT token text, OUT code int, OUT class text, OUT separator text, OUT mod text)
RETURNS SETOF RECORD
AS 'MODULE_PATHNAME','plvlex_tokens'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION plvlex.tokens(text,bool,bool) IS 'Parse SQL string';

CREATE SCHEMA utl_file;
CREATE DOMAIN utl_file.file_type integer;

CREATE FUNCTION utl_file.fopen(location text, filename text, open_mode text, max_linesize integer, encoding name)
RETURNS utl_file.file_type
AS 'MODULE_PATHNAME','utl_file_fopen'
LANGUAGE C VOLATILE SECURITY DEFINER;
COMMENT ON FUNCTION utl_file.fopen(text,text,text,integer,name) IS 'The FOPEN function open file and return file handle';

CREATE FUNCTION utl_file.fopen(location text, filename text, open_mode text, max_linesize integer)
RETURNS utl_file.file_type
AS 'MODULE_PATHNAME','utl_file_fopen'
LANGUAGE C VOLATILE SECURITY DEFINER;
COMMENT ON FUNCTION utl_file.fopen(text,text,text,integer) IS 'The FOPEN function open file and return file handle';

CREATE FUNCTION utl_file.fopen(location text, filename text, open_mode text)
RETURNS utl_file.file_type
AS $$SELECT utl_file.fopen($1, $2, $3, 1024); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.fopen(text,text,text,integer) IS 'The FOPEN function open file and return file handle';

CREATE FUNCTION utl_file.is_open(file utl_file.file_type)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_is_open'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.is_open(utl_file.file_type) IS 'Functions returns true if handle points to file that is open';

CREATE FUNCTION utl_file.get_line(file utl_file.file_type, OUT buffer text)
AS 'MODULE_PATHNAME','utl_file_get_line'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.get_line(utl_file.file_type) IS 'Returns one line from file';

CREATE FUNCTION utl_file.get_line(file utl_file.file_type, OUT buffer text, len integer)
AS 'MODULE_PATHNAME','utl_file_get_line'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.get_line(utl_file.file_type, len integer) IS 'Returns one line from file';

CREATE FUNCTION utl_file.get_nextline(file utl_file.file_type, OUT buffer text)
AS 'MODULE_PATHNAME','utl_file_get_nextline'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.get_nextline(utl_file.file_type) IS 'Returns one line from file or returns NULL';

CREATE FUNCTION utl_file.put(file utl_file.file_type, buffer text)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_put'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.put(utl_file.file_type, text) IS 'Puts data to specified file';

CREATE FUNCTION utl_file.put(file utl_file.file_type, buffer anyelement)
RETURNS bool
AS $$SELECT utl_file.put($1, $2::text); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.put(utl_file.file_type, anyelement) IS 'Puts data to specified file';

CREATE FUNCTION utl_file.new_line(file utl_file.file_type)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_new_line'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.new_line(file utl_file.file_type) IS 'Function inserts one ore more newline characters in specified file';

CREATE FUNCTION utl_file.new_line(file utl_file.file_type, lines int)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_new_line'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.new_line(file utl_file.file_type) IS 'Function inserts one ore more newline characters in specified file';

CREATE FUNCTION utl_file.put_line(file utl_file.file_type, buffer text)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_put_line'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.put_line(utl_file.file_type, text) IS 'Puts data to specified file and append newline character';

CREATE FUNCTION utl_file.put_line(file utl_file.file_type, buffer text, autoflush bool)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_put_line'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.put_line(utl_file.file_type, text, bool) IS 'Puts data to specified file and append newline character';

CREATE FUNCTION utl_file.putf(file utl_file.file_type, format text, arg1 text, arg2 text, arg3 text, arg4 text, arg5 text)
RETURNS bool
AS 'MODULE_PATHNAME','utl_file_putf'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.putf(utl_file.file_type, text, text, text, text, text, text) IS 'Puts formatted data to specified file';

CREATE FUNCTION utl_file.putf(file utl_file.file_type, format text, arg1 text, arg2 text, arg3 text, arg4 text)
RETURNS bool
AS $$SELECT utl_file.putf($1, $2, $3, $4, $5, $6, NULL); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.putf(utl_file.file_type, text, text, text, text, text) IS 'Puts formatted data to specified file';

CREATE FUNCTION utl_file.putf(file utl_file.file_type, format text, arg1 text, arg2 text, arg3 text)
RETURNS bool
AS $$SELECT utl_file.putf($1, $2, $3, $4, $5, NULL, NULL); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.putf(utl_file.file_type, text, text, text, text) IS 'Puts formatted data to specified file';

CREATE FUNCTION utl_file.putf(file utl_file.file_type, format text, arg1 text, arg2 text)
RETURNS bool
AS $$SELECT utl_file.putf($1, $2, $3, $4, NULL, NULL, NULL); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.putf(utl_file.file_type, text, text, text, text) IS 'Puts formatted data to specified file';

CREATE FUNCTION utl_file.putf(file utl_file.file_type, format text, arg1 text)
RETURNS bool
AS $$SELECT utl_file.putf($1, $2, $3, NULL, NULL, NULL, NULL); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.putf(utl_file.file_type, text, text) IS 'Puts formatted data to specified file';

CREATE FUNCTION utl_file.putf(file utl_file.file_type, format text)
RETURNS bool
AS $$SELECT utl_file.putf($1, $2, NULL, NULL, NULL, NULL, NULL); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.putf(utl_file.file_type, text) IS 'Puts formatted data to specified file';

CREATE FUNCTION utl_file.fflush(file utl_file.file_type)
RETURNS void
AS 'MODULE_PATHNAME','utl_file_fflush'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fflush(file utl_file.file_type) IS 'This procedure makes sure that all pending data for specified file is written physically out to a file';

CREATE FUNCTION utl_file.fclose(file utl_file.file_type)
RETURNS utl_file.file_type
AS 'MODULE_PATHNAME','utl_file_fclose'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fclose(utl_file.file_type) IS 'Close file';

CREATE FUNCTION utl_file.fclose_all()
RETURNS void
AS 'MODULE_PATHNAME','utl_file_fclose_all'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fclose_all() IS 'Close all open files.';

CREATE FUNCTION utl_file.fremove(location text, filename text)
RETURNS void
AS 'MODULE_PATHNAME','utl_file_fremove'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fremove(text, text) IS 'Remove file.';

CREATE FUNCTION utl_file.frename(location text, filename text, dest_dir text, dest_file text, overwrite boolean)
RETURNS void
AS 'MODULE_PATHNAME','utl_file_frename'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.frename(text, text, text, text, boolean) IS 'Rename file.';

CREATE FUNCTION utl_file.frename(location text, filename text, dest_dir text, dest_file text)
RETURNS void
AS $$SELECT utl_file.frename($1, $2, $3, $4, false);$$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.frename(text, text, text, text) IS 'Rename file.';

CREATE FUNCTION utl_file.fcopy(src_location text, src_filename text, dest_location text, dest_filename text)
RETURNS void
AS 'MODULE_PATHNAME','utl_file_fcopy'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fcopy(text, text, text, text) IS 'Copy a text file.';

CREATE FUNCTION utl_file.fcopy(src_location text, src_filename text, dest_location text, dest_filename text, start_line integer)
RETURNS void
AS 'MODULE_PATHNAME','utl_file_fcopy'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fcopy(text, text, text, text, integer) IS 'Copy a text file.';

CREATE FUNCTION utl_file.fcopy(src_location text, src_filename text, dest_location text, dest_filename text, start_line integer, end_line integer)
RETURNS void
AS 'MODULE_PATHNAME','utl_file_fcopy'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fcopy(text, text, text, text, integer, integer) IS 'Copy a text file.';

CREATE FUNCTION utl_file.fgetattr(location text, filename text, OUT fexists boolean, OUT file_length bigint, OUT blocksize integer)
AS 'MODULE_PATHNAME','utl_file_fgetattr'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.fgetattr(text, text) IS 'Get file attributes.';

CREATE FUNCTION utl_file.tmpdir()
RETURNS text
AS 'MODULE_PATHNAME','utl_file_tmpdir'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION utl_file.tmpdir() IS 'Get temp directory path.';

/* carry all safe directories */
CREATE TABLE utl_file.utl_file_dir(dir text);
REVOKE ALL ON utl_file.utl_file_dir FROM PUBLIC;
REVOKE ALL ON FUNCTION utl_file.tmpdir() FROM PUBLIC;

-- dbms_assert

CREATE SCHEMA dbms_assert;

CREATE FUNCTION dbms_assert.enquote_literal(str varchar)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_enquote_literal'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION dbms_assert.enquote_literal(varchar) IS 'Add leading and trailing quotes, verify that all single quotes are paired with adjacent single quotes';

CREATE FUNCTION dbms_assert.enquote_name(str varchar, loweralize boolean)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_enquote_name'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.enquote_name(varchar, boolean) IS 'Enclose name in double quotes';

CREATE FUNCTION dbms_assert.enquote_name(str varchar)
RETURNS varchar
AS 'SELECT dbms_assert.enquote_name($1, true)'
LANGUAGE SQL IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.enquote_name(varchar) IS 'Enclose name in double quotes';

CREATE FUNCTION dbms_assert.noop(str varchar)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_noop'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.noop(varchar) IS 'Returns value without any checking.';

CREATE FUNCTION dbms_assert.schema_name(str varchar)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_schema_name'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.schema_name(varchar) IS 'Verify input string is an existing schema name.';

CREATE FUNCTION dbms_assert.object_name(str varchar)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_object_name'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.object_name(varchar) IS 'Verify input string is an existing object name.';

CREATE FUNCTION dbms_assert.simple_sql_name(str varchar)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_simple_sql_name'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.object_name(varchar) IS 'Verify input string is an sql name.';

CREATE FUNCTION dbms_assert.qualified_sql_name(str varchar)
RETURNS varchar
AS 'MODULE_PATHNAME','dbms_assert_qualified_sql_name'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_assert.object_name(varchar) IS 'Verify input string is an qualified sql name.';

CREATE SCHEMA plunit;

CREATE FUNCTION plunit.assert_true(condition boolean)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_true'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_true(condition boolean) IS 'Asserts that the condition is true';

CREATE FUNCTION plunit.assert_true(condition boolean, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_true_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_true(condition boolean, message varchar) IS 'Asserts that the condition is true';

CREATE FUNCTION plunit.assert_false(condition boolean)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_false'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_false(condition boolean) IS 'Asserts that the condition is false';

CREATE FUNCTION plunit.assert_false(condition boolean, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_false_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_false(condition boolean, message varchar) IS 'Asserts that the condition is false';

CREATE FUNCTION plunit.assert_null(actual anyelement)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_null'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_null(actual anyelement) IS 'Asserts that the actual is null';

CREATE FUNCTION plunit.assert_null(actual anyelement, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_null_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_null(actual anyelement, message varchar) IS 'Asserts that the condition is null';

CREATE FUNCTION plunit.assert_not_null(actual anyelement)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_not_null'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_not_null(actual anyelement) IS 'Asserts that the actual is not null';

CREATE FUNCTION plunit.assert_not_null(actual anyelement, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_not_null_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_not_null(actual anyelement, message varchar) IS 'Asserts that the condition is not null';

CREATE FUNCTION plunit.assert_equals(expected anyelement, actual anyelement)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_equals'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_equals(expected anyelement, actual anyelement) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_equals(expected anyelement, actual anyelement, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_equals_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_equals(expected anyelement, actual anyelement, message varchar) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_equals(expected double precision, actual double precision, "range" double precision)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_equals_range'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_equals(expected double precision, actual double precision, "range" double precision) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_equals(expected double precision, actual double precision, "range" double precision, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_equals_range_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_equals(expected double precision, actual double precision, "range" double precision, message varchar) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_not_equals(expected anyelement, actual anyelement)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_not_equals'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_not_equals(expected anyelement, actual anyelement) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_not_equals(expected anyelement, actual anyelement, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_not_equals_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_not_equals(expected anyelement, actual anyelement, message varchar) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_not_equals(expected double precision, actual double precision, "range" double precision)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_not_equals_range'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_equals(expected double precision, actual double precision, "range" double precision) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.assert_not_equals(expected double precision, actual double precision, "range" double precision, message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_assert_not_equals_range_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.assert_not_equals(expected double precision, actual double precision, "range" double precision, message varchar) IS 'Asserts that expected and actual are equal';

CREATE FUNCTION plunit.fail()
RETURNS void
AS 'MODULE_PATHNAME','plunit_fail'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.fail() IS 'Immediately fail.';

CREATE FUNCTION plunit.fail(message varchar)
RETURNS void
AS 'MODULE_PATHNAME','plunit_fail_message'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION plunit.fail(message varchar) IS 'Immediately fail.';

-- dbms_random
CREATE SCHEMA dbms_random;

CREATE FUNCTION dbms_random.initialize(int)
RETURNS void 
AS 'MODULE_PATHNAME','dbms_random_initialize'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION dbms_random.initialize(int) IS 'Initialize package with a seed value';

CREATE FUNCTION dbms_random.normal()
RETURNS double precision
AS 'MODULE_PATHNAME','dbms_random_normal'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_random.normal() IS 'Returns random numbers in a standard normal distribution';

CREATE FUNCTION dbms_random.random()
RETURNS integer
AS 'MODULE_PATHNAME','dbms_random_random'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_random.random() IS 'Generate Random Numeric Values';

CREATE FUNCTION dbms_random.seed(integer)
RETURNS void 
AS 'MODULE_PATHNAME','dbms_random_seed_int'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION dbms_random.seed(int) IS 'Reset the seed value';

CREATE FUNCTION dbms_random.seed(text)
RETURNS void 
AS 'MODULE_PATHNAME','dbms_random_seed_varchar'
LANGUAGE C IMMUTABLE STRICT;
COMMENT ON FUNCTION dbms_random.seed(text) IS 'Reset the seed value';

CREATE FUNCTION dbms_random.string(opt text, len int)
RETURNS text
AS 'MODULE_PATHNAME','dbms_random_string'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_random.string(text,int) IS 'Create Random Strings';

CREATE FUNCTION dbms_random.terminate()
RETURNS void 
AS 'MODULE_PATHNAME','dbms_random_terminate'
LANGUAGE C IMMUTABLE;
COMMENT ON FUNCTION dbms_random.terminate() IS 'Terminate use of the Package';

CREATE FUNCTION dbms_random.value(low double precision, high double precision)
RETURNS double precision
AS 'MODULE_PATHNAME','dbms_random_value_range'
LANGUAGE C STRICT VOLATILE;
COMMENT ON FUNCTION dbms_random.value(double precision, double precision) IS 'Generate Random number x, where x is greather or equal to low and less then high';

CREATE FUNCTION dbms_random.value()
RETURNS double precision 
AS 'MODULE_PATHNAME','dbms_random_value'
LANGUAGE C VOLATILE;
COMMENT ON FUNCTION dbms_random.value() IS 'Generate Random number x, where x is greather or equal to 0 and less then 1';

CREATE FUNCTION dump(text) 
RETURNS varchar
AS 'MODULE_PATHNAME', 'orafce_dump'
LANGUAGE C;

CREATE FUNCTION dump(text, integer) 
RETURNS varchar
AS 'MODULE_PATHNAME', 'orafce_dump'
LANGUAGE C;

CREATE FUNCTION utl_file.put_line(file utl_file.file_type, buffer anyelement)
RETURNS bool
AS $$SELECT utl_file.put_line($1, $2::text); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.put_line(utl_file.file_type, anyelement) IS 'Puts data to specified file and append newline character';

CREATE FUNCTION utl_file.put_line(file utl_file.file_type, buffer anyelement, autoflush bool)
RETURNS bool
AS $$SELECT utl_file.put_line($1, $2::text, true); $$
LANGUAGE SQL VOLATILE;
COMMENT ON FUNCTION utl_file.put_line(utl_file.file_type, anyelement, bool) IS 'Puts data to specified file and append newline character';

CREATE FUNCTION pg_catalog.listagg1_transfn(internal, text)
RETURNS internal 
AS 'MODULE_PATHNAME','orafce_listagg1_transfn'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION pg_catalog.listagg2_transfn(internal, text, text)
RETURNS internal 
AS 'MODULE_PATHNAME','orafce_listagg2_transfn'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION pg_catalog.listagg_finalfn(internal)
RETURNS text
AS 'MODULE_PATHNAME','orafce_listagg_finalfn'
LANGUAGE C IMMUTABLE;

CREATE AGGREGATE pg_catalog.listagg(text) (
  SFUNC=pg_catalog.listagg1_transfn, 
  STYPE=internal, 
  FINALFUNC=pg_catalog.listagg_finalfn
);

CREATE AGGREGATE pg_catalog.listagg(text, text) (
  SFUNC=pg_catalog.listagg2_transfn, 
  STYPE=internal, 
  FINALFUNC=pg_catalog.listagg_finalfn
);

CREATE FUNCTION pg_catalog.median4_transfn(internal, real)
RETURNS internal
AS 'MODULE_PATHNAME','orafce_median4_transfn'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION pg_catalog.median4_finalfn(internal)
RETURNS real
AS 'MODULE_PATHNAME','orafce_median4_finalfn'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION pg_catalog.median8_transfn(internal, double precision)
RETURNS internal
AS 'MODULE_PATHNAME','orafce_median8_transfn'
LANGUAGE C IMMUTABLE;

CREATE FUNCTION pg_catalog.median8_finalfn(internal)
RETURNS double precision
AS 'MODULE_PATHNAME','orafce_median8_finalfn'
LANGUAGE C IMMUTABLE;

CREATE AGGREGATE pg_catalog.median(real) (
  SFUNC=pg_catalog.median4_transfn, 
  STYPE=internal, 
  FINALFUNC=pg_catalog.median4_finalfn
);

CREATE AGGREGATE pg_catalog.median(double precision) (
  SFUNC=pg_catalog.median8_transfn, 
  STYPE=internal, 
  FINALFUNC=pg_catalog.median8_finalfn
);

GRANT USAGE ON SCHEMA dbms_pipe TO PUBLIC;
GRANT USAGE ON SCHEMA dbms_alert TO PUBLIC;
GRANT USAGE ON SCHEMA plvdate TO PUBLIC;
GRANT USAGE ON SCHEMA plvstr TO PUBLIC;
GRANT USAGE ON SCHEMA plvchr TO PUBLIC;
GRANT USAGE ON SCHEMA dbms_output TO PUBLIC;
GRANT USAGE ON SCHEMA plvsubst TO PUBLIC;
GRANT SELECT ON dbms_pipe.db_pipes to PUBLIC;
GRANT USAGE ON SCHEMA dbms_utility TO PUBLIC;
GRANT USAGE ON SCHEMA plvlex TO PUBLIC;
GRANT USAGE ON SCHEMA utl_file TO PUBLIC;
GRANT USAGE ON SCHEMA dbms_assert TO PUBLIC;
GRANT USAGE ON SCHEMA dbms_random TO PUBLIC;