PostgreSQL CONCAT_WS function

concat_ws sql 6 years ago

SELECT concat_ws (column1,column2) AS new_column_name FROM table_name;

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                            ALTER TABLE table_name SET SCHEMA new_sc


                            Drop table Table_name;


                            DECLARE @var int               
SELECT @var = 5 
WHILE @var >0


                            Simple Case:
case search-expression
    WHEN expression [, expression [ ...


                            COALESCE(value [, ...])
The COALESCE function accepts an unlimit
It returns the first argument that is no


                            -- New versions of postgres
-- adding as primary key


                            sudo -i -u postgres

psql