\set VERBOSITY terse
CREATE EXTENSION pg_pathman;
CREATE SCHEMA calamity;
/* call for coverage test */
set client_min_messages = ERROR;
SELECT debug_capture();
 debug_capture 
---------------
 
(1 row)

SELECT get_pathman_lib_version();
 get_pathman_lib_version 
-------------------------
 10300
(1 row)

set client_min_messages = NOTICE;
/* create table to be partitioned */
CREATE TABLE calamity.part_test(val serial);
/* test pg_pathman's cache */
INSERT INTO calamity.part_test SELECT generate_series(1, 30);
SELECT create_range_partitions('calamity.part_test', 'val', 1, 10);
NOTICE:  sequence "part_test_seq" does not exist, skipping
 create_range_partitions 
-------------------------
                       3
(1 row)

SELECT drop_partitions('calamity.part_test');
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
NOTICE:  10 rows copied from calamity.part_test_1
NOTICE:  10 rows copied from calamity.part_test_2
NOTICE:  10 rows copied from calamity.part_test_3
 drop_partitions 
-----------------
               3
(1 row)

SELECT create_range_partitions('calamity.part_test', 'val', 1, 10);
 create_range_partitions 
-------------------------
                       3
(1 row)

SELECT drop_partitions('calamity.part_test');
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
NOTICE:  10 rows copied from calamity.part_test_1
NOTICE:  10 rows copied from calamity.part_test_2
NOTICE:  10 rows copied from calamity.part_test_3
 drop_partitions 
-----------------
               3
(1 row)

SELECT create_range_partitions('calamity.part_test', 'val', 1, 10);
 create_range_partitions 
-------------------------
                       3
(1 row)

SELECT append_range_partition('calamity.part_test');
 append_range_partition 
------------------------
 calamity.part_test_4
(1 row)

SELECT drop_partitions('calamity.part_test');
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
NOTICE:  10 rows copied from calamity.part_test_1
NOTICE:  10 rows copied from calamity.part_test_2
NOTICE:  10 rows copied from calamity.part_test_3
NOTICE:  0 rows copied from calamity.part_test_4
 drop_partitions 
-----------------
               4
(1 row)

SELECT create_range_partitions('calamity.part_test', 'val', 1, 10);
 create_range_partitions 
-------------------------
                       3
(1 row)

SELECT append_range_partition('calamity.part_test');
 append_range_partition 
------------------------
 calamity.part_test_4
(1 row)

SELECT drop_partitions('calamity.part_test');
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
NOTICE:  10 rows copied from calamity.part_test_1
NOTICE:  10 rows copied from calamity.part_test_2
NOTICE:  10 rows copied from calamity.part_test_3
NOTICE:  0 rows copied from calamity.part_test_4
 drop_partitions 
-----------------
               4
(1 row)

SELECT count(*) FROM calamity.part_test;
 count 
-------
    30
(1 row)

DELETE FROM calamity.part_test;
/* test function create_hash_partitions() */
SELECT create_hash_partitions('calamity.part_test', 'val', 2,
							  partition_names := ARRAY[]::TEXT[]); /* not ok */
ERROR:  'partition_names' and 'tablespaces' may not be empty
SELECT create_hash_partitions('calamity.part_test', 'val', 2,
							  partition_names := ARRAY[ 'p1', NULL ]::TEXT[]); /* not ok */
ERROR:  'partition_names' and 'tablespaces' may not contain NULLs
SELECT create_hash_partitions('calamity.part_test', 'val', 2,
							  partition_names := ARRAY[ ['p1'], ['p2'] ]::TEXT[]); /* not ok */
ERROR:  'partition_names' and 'tablespaces' may contain only 1 dimension
SELECT create_hash_partitions('calamity.part_test', 'val', 2,
							  partition_names := ARRAY['calamity.p1']::TEXT[]); /* not ok */
ERROR:  size of 'partition_names' must be equal to 'partitions_count'
SELECT create_hash_partitions('calamity.part_test', 'val', 2,
							  tablespaces := ARRAY['abcd']::TEXT[]); /* not ok */
ERROR:  size of 'tablespaces' must be equal to 'partitions_count'
/* test case when naming sequence does not exist */
CREATE TABLE calamity.no_naming_seq(val INT4 NOT NULL);
SELECT add_to_pathman_config('calamity.no_naming_seq', 'val', '100');
 add_to_pathman_config 
-----------------------
 t
(1 row)

select add_range_partition(' calamity.no_naming_seq', 10, 20);
ERROR:  auto naming sequence "no_naming_seq_seq" does not exist
DROP TABLE calamity.no_naming_seq CASCADE;
/* test (-inf, +inf) partition creation */
CREATE TABLE calamity.double_inf(val INT4 NOT NULL);
SELECT add_to_pathman_config('calamity.double_inf', 'val', '10');
 add_to_pathman_config 
-----------------------
 t
(1 row)

select add_range_partition('calamity.double_inf', NULL::INT4, NULL::INT4,
						   partition_name := 'double_inf_part');
ERROR:  cannot create partition with range (-inf, +inf)
DROP TABLE calamity.double_inf CASCADE;
/* test stub 'enable_parent' value for PATHMAN_CONFIG_PARAMS */
INSERT INTO calamity.part_test SELECT generate_series(1, 30);
SELECT create_range_partitions('calamity.part_test', 'val', 1, 10);
 create_range_partitions 
-------------------------
                       3
(1 row)

DELETE FROM pathman_config_params WHERE partrel = 'calamity.part_test'::regclass;
SELECT append_range_partition('calamity.part_test');
 append_range_partition 
------------------------
 calamity.part_test_4
(1 row)

EXPLAIN (COSTS OFF) SELECT * FROM calamity.part_test;
          QUERY PLAN           
-------------------------------
 Append
   ->  Seq Scan on part_test_1
   ->  Seq Scan on part_test_2
   ->  Seq Scan on part_test_3
   ->  Seq Scan on part_test_4
(5 rows)

SELECT drop_partitions('calamity.part_test', true);
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
 drop_partitions 
-----------------
               4
(1 row)

DELETE FROM calamity.part_test;
/* check function validate_interval_value() */
SELECT set_interval('pg_catalog.pg_class', 100); /* not ok */
ERROR:  table "pg_class" is not partitioned by RANGE
INSERT INTO calamity.part_test SELECT generate_series(1, 30);
SELECT create_range_partitions('calamity.part_test', 'val', 1, 10);
 create_range_partitions 
-------------------------
                       3
(1 row)

SELECT set_interval('calamity.part_test', 100);				/* ok */
 set_interval 
--------------
 
(1 row)

SELECT set_interval('calamity.part_test', 15.6);			/* not ok */
ERROR:  invalid input syntax for integer: "15.6"
SELECT set_interval('calamity.part_test', 'abc'::text);		/* not ok */
ERROR:  invalid input syntax for integer: "abc"
SELECT drop_partitions('calamity.part_test', true);
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
 drop_partitions 
-----------------
               3
(1 row)

DELETE FROM calamity.part_test;
/* check function build_hash_condition() */
SELECT build_hash_condition('int4', 'val', 10, 1);
              build_hash_condition               
-------------------------------------------------
 public.get_hash_part_idx(hashint4(val), 10) = 1
(1 row)

SELECT build_hash_condition('text', 'val', 10, 1);
              build_hash_condition               
-------------------------------------------------
 public.get_hash_part_idx(hashtext(val), 10) = 1
(1 row)

SELECT build_hash_condition('int4', 'val', 1, 1);
ERROR:  'partition_index' must be lower than 'partitions_count'
SELECT build_hash_condition('int4', 'val', 10, 20);
ERROR:  'partition_index' must be lower than 'partitions_count'
SELECT build_hash_condition('text', 'val', 10, NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

SELECT build_hash_condition('calamity.part_test', 'val', 10, 1);
ERROR:  no hash function for type calamity.part_test
/* check function build_range_condition() */
SELECT build_range_condition('calamity.part_test', 'val', 10, 20);
    build_range_condition     
------------------------------
 ((val >= 10) AND (val < 20))
(1 row)

SELECT build_range_condition('calamity.part_test', 'val', 10, NULL);
 build_range_condition 
-----------------------
 ((val >= 10))
(1 row)

SELECT build_range_condition('calamity.part_test', 'val', NULL, 10);
 build_range_condition 
-----------------------
 ((val < 10))
(1 row)

/* check function validate_relname() */
SELECT validate_relname('calamity.part_test');
 validate_relname 
------------------
 
(1 row)

SELECT validate_relname(1::REGCLASS);
ERROR:  relation "1" does not exist
SELECT validate_relname(NULL);
ERROR:  relation should not be NULL
/* check function get_number_of_partitions() */
SELECT get_number_of_partitions('calamity.part_test');
 get_number_of_partitions 
--------------------------
                        0
(1 row)

SELECT get_number_of_partitions(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function get_parent_of_partition() */
SELECT get_parent_of_partition('calamity.part_test');
ERROR:  "part_test" is not a partition
SELECT get_parent_of_partition(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function get_base_type() */
CREATE DOMAIN calamity.test_domain AS INT4;
SELECT get_base_type('int4'::regtype);
 get_base_type 
---------------
 integer
(1 row)

SELECT get_base_type('calamity.test_domain'::regtype);
 get_base_type 
---------------
 integer
(1 row)

SELECT get_base_type(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function get_partition_key_type() */
SELECT get_partition_key_type('calamity.part_test');
ERROR:  relation "part_test" has no partitions
SELECT get_partition_key_type(0::regclass);
ERROR:  relation "0" has no partitions
SELECT get_partition_key_type(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function build_check_constraint_name_attnum() */
SELECT build_check_constraint_name('calamity.part_test', 1::int2);
 build_check_constraint_name 
-----------------------------
 pathman_part_test_1_check
(1 row)

SELECT build_check_constraint_name('calamity.part_test', NULL::int2) IS NULL;
 ?column? 
----------
 t
(1 row)

SELECT build_check_constraint_name(NULL, 1::int2) IS NULL;
 ?column? 
----------
 t
(1 row)

SELECT build_check_constraint_name(NULL, NULL::int2) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function build_check_constraint_name_attname() */
SELECT build_check_constraint_name('calamity.part_test', 'val');
 build_check_constraint_name 
-----------------------------
 pathman_part_test_1_check
(1 row)

SELECT build_check_constraint_name('calamity.part_test', NULL::text) IS NULL;
 ?column? 
----------
 t
(1 row)

SELECT build_check_constraint_name(NULL, 'val') IS NULL;
 ?column? 
----------
 t
(1 row)

SELECT build_check_constraint_name(NULL, NULL::text) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function build_update_trigger_name() */
SELECT build_update_trigger_name('calamity.part_test');
 build_update_trigger_name 
---------------------------
 part_test_upd_trig
(1 row)

SELECT build_update_trigger_name(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function build_update_trigger_func_name() */
SELECT build_update_trigger_func_name('calamity.part_test');
  build_update_trigger_func_name  
----------------------------------
 calamity.part_test_upd_trig_func
(1 row)

SELECT build_update_trigger_func_name(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check function stop_concurrent_part_task() */
SELECT stop_concurrent_part_task(1::regclass);
ERROR:  cannot find worker for relation "1"
/* check function drop_range_partition_expand_next() */
SELECT drop_range_partition_expand_next('pg_class');
ERROR:  relation "pg_class" is not a partition
SELECT drop_range_partition_expand_next(NULL) IS NULL;
 ?column? 
----------
 t
(1 row)

/* check invoke_on_partition_created_callback() */
CREATE FUNCTION calamity.dummy_cb(arg jsonb) RETURNS void AS $$
	begin
		raise warning 'arg: %', arg::text;
	end
$$ LANGUAGE plpgsql;
/* Invalid args */
SELECT invoke_on_partition_created_callback(NULL, 'calamity.part_test', 1);
ERROR:  'parent_relid' should not be NULL
SELECT invoke_on_partition_created_callback('calamity.part_test', NULL, 1);
ERROR:  'partition' should not be NULL
SELECT invoke_on_partition_created_callback('calamity.part_test', 'calamity.part_test', 0);
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

SELECT invoke_on_partition_created_callback('calamity.part_test', 'calamity.part_test', 1);
ERROR:  callback function 1 does not exist
SELECT invoke_on_partition_created_callback('calamity.part_test', 'calamity.part_test', NULL);
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

/* HASH */
SELECT invoke_on_partition_created_callback(0::regclass, 1::regclass, 'calamity.dummy_cb(jsonb)'::regprocedure);
WARNING:  arg: {"parent": null, "parttype": "1", "partition": null, "parent_schema": null, "partition_schema": null}
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

/* RANGE */
SELECT invoke_on_partition_created_callback('calamity.part_test'::regclass, 'pg_class'::regclass, 'calamity.dummy_cb(jsonb)'::regprocedure, NULL::int, NULL);
WARNING:  arg: {"parent": "part_test", "parttype": "2", "partition": "pg_class", "range_max": null, "range_min": null, "parent_schema": "calamity", "partition_schema": "pg_catalog"}
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

SELECT invoke_on_partition_created_callback(0::regclass, 1::regclass, 'calamity.dummy_cb(jsonb)'::regprocedure, NULL::int, NULL);
WARNING:  arg: {"parent": null, "parttype": "2", "partition": null, "range_max": null, "range_min": null, "parent_schema": null, "partition_schema": null}
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

SELECT invoke_on_partition_created_callback(0::regclass, 1::regclass, 'calamity.dummy_cb(jsonb)'::regprocedure, 1, NULL);
WARNING:  arg: {"parent": null, "parttype": "2", "partition": null, "range_max": null, "range_min": "1", "parent_schema": null, "partition_schema": null}
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

SELECT invoke_on_partition_created_callback(0::regclass, 1::regclass, 'calamity.dummy_cb(jsonb)'::regprocedure, NULL, 1);
WARNING:  arg: {"parent": null, "parttype": "2", "partition": null, "range_max": "1", "range_min": null, "parent_schema": null, "partition_schema": null}
 invoke_on_partition_created_callback 
--------------------------------------
 
(1 row)

DROP FUNCTION calamity.dummy_cb(arg jsonb);
/* check function add_to_pathman_config() -- PHASE #1 */
SELECT add_to_pathman_config(NULL, 'val');						/* no table */
ERROR:  'parent_relid' should not be NULL
SELECT add_to_pathman_config('calamity.part_test', NULL);		/* no column */
ERROR:  'attname' should not be NULL
SELECT add_to_pathman_config('calamity.part_test', 'V_A_L');	/* wrong column */
ERROR:  relation "part_test" has no column "V_A_L"
SELECT add_to_pathman_config('calamity.part_test', 'val');		/* OK */
 add_to_pathman_config 
-----------------------
 t
(1 row)

SELECT disable_pathman_for('calamity.part_test');
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
 disable_pathman_for 
---------------------
 
(1 row)

SELECT add_to_pathman_config('calamity.part_test', 'val', '10'); /* OK */
 add_to_pathman_config 
-----------------------
 t
(1 row)

SELECT disable_pathman_for('calamity.part_test');
NOTICE:  function calamity.part_test_upd_trig_func() does not exist, skipping
 disable_pathman_for 
---------------------
 
(1 row)

/* check function add_to_pathman_config() -- PHASE #2 */
CREATE TABLE calamity.part_ok(val serial);
INSERT INTO calamity.part_ok SELECT generate_series(1, 2);
SELECT create_hash_partitions('calamity.part_ok', 'val', 4);
 create_hash_partitions 
------------------------
                      4
(1 row)

CREATE TABLE calamity.wrong_partition (LIKE calamity.part_test) INHERITS (calamity.part_test); /* wrong partition w\o constraints */
NOTICE:  merging column "val" with inherited definition
SELECT add_to_pathman_config('calamity.part_test', 'val');
ERROR:  constraint "pathman_wrong_partition_1_check" for partition "wrong_partition" does not exist
EXPLAIN (COSTS OFF) SELECT * FROM calamity.part_ok; /* check that pathman is enabled */
         QUERY PLAN          
-----------------------------
 Append
   ->  Seq Scan on part_ok_0
   ->  Seq Scan on part_ok_1
   ->  Seq Scan on part_ok_2
   ->  Seq Scan on part_ok_3
(5 rows)

SELECT add_to_pathman_config('calamity.part_test', 'val', '10');
ERROR:  constraint "pathman_wrong_partition_1_check" for partition "wrong_partition" does not exist
EXPLAIN (COSTS OFF) SELECT * FROM calamity.part_ok; /* check that pathman is enabled */
         QUERY PLAN          
-----------------------------
 Append
   ->  Seq Scan on part_ok_0
   ->  Seq Scan on part_ok_1
   ->  Seq Scan on part_ok_2
   ->  Seq Scan on part_ok_3
(5 rows)

ALTER TABLE calamity.wrong_partition
ADD CONSTRAINT pathman_wrong_partition_1_check
CHECK (val = 1 OR val = 2); /* wrong constraint */
SELECT add_to_pathman_config('calamity.part_test', 'val', '10');
ERROR:  wrong constraint format for RANGE partition "wrong_partition"
EXPLAIN (COSTS OFF) SELECT * FROM calamity.part_ok; /* check that pathman is enabled */
         QUERY PLAN          
-----------------------------
 Append
   ->  Seq Scan on part_ok_0
   ->  Seq Scan on part_ok_1
   ->  Seq Scan on part_ok_2
   ->  Seq Scan on part_ok_3
(5 rows)

ALTER TABLE calamity.wrong_partition DROP CONSTRAINT pathman_wrong_partition_1_check;
ALTER TABLE calamity.wrong_partition
ADD CONSTRAINT pathman_wrong_partition_1_check
CHECK (val >= 10 AND val = 2); /* wrong constraint */
SELECT add_to_pathman_config('calamity.part_test', 'val', '10');
ERROR:  wrong constraint format for RANGE partition "wrong_partition"
EXPLAIN (COSTS OFF) SELECT * FROM calamity.part_ok; /* check that pathman is enabled */
         QUERY PLAN          
-----------------------------
 Append
   ->  Seq Scan on part_ok_0
   ->  Seq Scan on part_ok_1
   ->  Seq Scan on part_ok_2
   ->  Seq Scan on part_ok_3
(5 rows)

ALTER TABLE calamity.wrong_partition DROP CONSTRAINT pathman_wrong_partition_1_check;
/* check GUC variable */
SHOW pg_pathman.enable;
 pg_pathman.enable 
-------------------
 on
(1 row)

/* check function create_hash_partitions_internal() (called for the 2nd time) */
CREATE TABLE calamity.hash_two_times(val serial);
SELECT create_hash_partitions_internal('calamity.hash_two_times', 'val', 2);
ERROR:  table "hash_two_times" is not partitioned
SELECT create_hash_partitions('calamity.hash_two_times', 'val', 2);
 create_hash_partitions 
------------------------
                      2
(1 row)

SELECT create_hash_partitions_internal('calamity.hash_two_times', 'val', 2);
ERROR:  cannot add new HASH partitions
/* check function disable_pathman_for() */
CREATE TABLE calamity.to_be_disabled(val INT NOT NULL);
SELECT create_hash_partitions('calamity.to_be_disabled', 'val', 3);	/* add row to main config */
 create_hash_partitions 
------------------------
                      3
(1 row)

SELECT set_enable_parent('calamity.to_be_disabled', true); /* add row to params */
 set_enable_parent 
-------------------
 
(1 row)

SELECT disable_pathman_for('calamity.to_be_disabled'); /* should delete both rows */
NOTICE:  function calamity.to_be_disabled_upd_trig_func() does not exist, skipping
 disable_pathman_for 
---------------------
 
(1 row)

SELECT count(*) FROM pathman_config WHERE partrel = 'calamity.to_be_disabled'::REGCLASS;
 count 
-------
     0
(1 row)

SELECT count(*) FROM pathman_config_params WHERE partrel = 'calamity.to_be_disabled'::REGCLASS;
 count 
-------
     0
(1 row)

/* check function get_part_range_by_idx() */
CREATE TABLE calamity.test_range_idx(val INT4 NOT NULL);
SELECT create_range_partitions('calamity.test_range_idx', 'val', 1, 10, 1);
NOTICE:  sequence "test_range_idx_seq" does not exist, skipping
 create_range_partitions 
-------------------------
                       1
(1 row)

SELECT get_part_range(NULL, 1, NULL::INT4);							/* not ok */
ERROR:  'parent_relid' should not be NULL
SELECT get_part_range('calamity.test_range_idx', NULL, NULL::INT4);	/* not ok */
ERROR:  'partition_idx' should not be NULL
SELECT get_part_range('calamity.test_range_idx', 0, NULL::INT2);	/* not ok */
ERROR:  pg_typeof(dummy) should be integer
SELECT get_part_range('calamity.test_range_idx', -2, NULL::INT4);	/* not ok */
ERROR:  negative indices other than -1 (last partition) are not allowed
SELECT get_part_range('calamity.test_range_idx', 4, NULL::INT4);	/* not ok */
ERROR:  partition #4 does not exist (total amount is 1)
SELECT get_part_range('calamity.test_range_idx', 0, NULL::INT4);	/* OK */
 get_part_range 
----------------
 {1,11}
(1 row)

DROP TABLE calamity.test_range_idx CASCADE;
NOTICE:  drop cascades to table calamity.test_range_idx_1
/* check function get_part_range_by_oid() */
CREATE TABLE calamity.test_range_oid(val INT4 NOT NULL);
SELECT create_range_partitions('calamity.test_range_oid', 'val', 1, 10, 1);
NOTICE:  sequence "test_range_oid_seq" does not exist, skipping
 create_range_partitions 
-------------------------
                       1
(1 row)

SELECT get_part_range(NULL, NULL::INT4);							/* not ok */
ERROR:  'partition_relid' should not be NULL
SELECT get_part_range('pg_class', NULL::INT4);						/* not ok */
ERROR:  relation "pg_class" is not a partition
SELECT get_part_range('calamity.test_range_oid_1', NULL::INT2);		/* not ok */
ERROR:  pg_typeof(dummy) should be integer
SELECT get_part_range('calamity.test_range_oid_1', NULL::INT4);		/* OK */
 get_part_range 
----------------
 {1,11}
(1 row)

DROP TABLE calamity.test_range_oid CASCADE;
NOTICE:  drop cascades to table calamity.test_range_oid_1
DROP SCHEMA calamity CASCADE;
NOTICE:  drop cascades to 18 other objects
DROP EXTENSION pg_pathman;
/*
 * ------------------------------------------
 *  Special tests (uninitialized pg_pathman)
 * ------------------------------------------
 */
CREATE SCHEMA calamity;
CREATE EXTENSION pg_pathman;
/* check function pathman_cache_search_relid() */
CREATE TABLE calamity.survivor(val INT NOT NULL);
SELECT create_range_partitions('calamity.survivor', 'val', 1, 10, 2);
NOTICE:  sequence "survivor_seq" does not exist, skipping
 create_range_partitions 
-------------------------
                       2
(1 row)

DROP EXTENSION pg_pathman CASCADE;
SET pg_pathman.enable = f; /* DON'T LOAD CONFIG */
NOTICE:  RuntimeAppend, RuntimeMergeAppend and PartitionFilter nodes and some other options have been disabled
CREATE EXTENSION pg_pathman;
SHOW pg_pathman.enable;
 pg_pathman.enable 
-------------------
 off
(1 row)

SELECT add_to_pathman_config('calamity.survivor', 'val', '10');	/* not ok */
ERROR:  pg_pathman is not initialized yet
SELECT * FROM pathman_partition_list;							/* not ok */
ERROR:  pg_pathman is not initialized yet
SELECT get_part_range('calamity.survivor', 0, NULL::INT);		/* not ok */
ERROR:  pg_pathman is not initialized yet
EXPLAIN (COSTS OFF) SELECT * FROM calamity.survivor;			/* OK */
          QUERY PLAN          
------------------------------
 Append
   ->  Seq Scan on survivor
   ->  Seq Scan on survivor_1
   ->  Seq Scan on survivor_2
(4 rows)

SET pg_pathman.enable = t; /* LOAD CONFIG */
NOTICE:  RuntimeAppend, RuntimeMergeAppend and PartitionFilter nodes and some other options have been enabled
SELECT add_to_pathman_config('calamity.survivor', 'val', '10');	/* OK */
 add_to_pathman_config 
-----------------------
 t
(1 row)

SELECT * FROM pathman_partition_list;							/* OK */
      parent       |      partition      | parttype | partattr | range_min | range_max 
-------------------+---------------------+----------+----------+-----------+-----------
 calamity.survivor | calamity.survivor_1 |        2 | val      | 1         | 11
 calamity.survivor | calamity.survivor_2 |        2 | val      | 11        | 21
(2 rows)

SELECT get_part_range('calamity.survivor', 0, NULL::INT);		/* OK */
 get_part_range 
----------------
 {1,11}
(1 row)

EXPLAIN (COSTS OFF) SELECT * FROM calamity.survivor;			/* OK */
          QUERY PLAN          
------------------------------
 Append
   ->  Seq Scan on survivor_1
   ->  Seq Scan on survivor_2
(3 rows)

DROP TABLE calamity.survivor CASCADE;
NOTICE:  drop cascades to 2 other objects
DROP SCHEMA calamity CASCADE;
NOTICE:  drop cascades to sequence calamity.survivor_seq
DROP EXTENSION pg_pathman;