select Quote_delete('IBM', date('02-Nov-2013'));
 quote_delete 
--------------
            2
(1 row)

select Quote_count('IBM');
 quote_count 
-------------
           3
(1 row)

select Day from Quote_get('IBM');
                   day                   
-----------------------------------------
 date:{11-04-2013,11-05-2013,11-06-2013}
(1 row)

select Quote_delete('ABB', date('03-Nov-2013'), date('06-Nov-2013'));
 quote_delete 
--------------
            2
(1 row)

select Quote_truncate();
 quote_truncate 
----------------
 
(1 row)

select Quote_count('IBM');
 quote_count 
-------------
           0
(1 row)

select Quote_count('ABB');
 quote_count 
-------------
           0
(1 row)

select * from Quote_get('IBM');
 symbol |   day   |   open    |   high    |    low    |   close   | volume  
--------+---------+-----------+-----------+-----------+-----------+---------
 IBM    | date:{} | float4:{} | float4:{} | float4:{} | float4:{} | int4:{}
(1 row)

select * from Quote_get('ABB');
 symbol |   day   |   open    |   high    |    low    |   close   | volume  
--------+---------+-----------+-----------+-----------+-----------+---------
 ABB    | date:{} | float4:{} | float4:{} | float4:{} | float4:{} | int4:{}
(1 row)

select Quote_drop();
 quote_drop 
------------
 
(1 row)