Category Archives: postgresql

PostgreSQL – LIKE Clause The PostgreSQL LIKE operator is used to match text values against a pattern using wildcards. If the search expression can be matched to the pattern expression, the LIKE operator will return true, which is 1. There are two wildcards used in conjunction with the LIKE operator − The percent sign (%) […]

PostgreSQL – DELETE Query The PostgreSQL DELETE Query is used to delete the existing records from a table. You can use WHERE clause with DELETE query to delete the selected rows. Otherwise, all the records would be deleted. Syntax The basic syntax of DELETE query with WHERE clause is as follows − DELETE FROM table_name […]

PostgreSQL – Syntax This chapter provides a list of the PostgreSQL SQL commands, followed by the precise syntax rules for each of these commands. This set of commands is taken from the psql command-line tool. Now that you have Postgres installed, open the psql as − Program Files → PostgreSQL 9.2 → SQL Shell(psql). Using […]