Answers for "postgres if not exists"

SQL
0

how to check table exists or not in postgresql

SELECT 1 FROM information_schema.tables
WHERE table_schema = 'schema_name'	AND table_name = 'table_name';
Posted by: Guest on June-24-2020
0

postgres create extension if not exists

CREATE EXTENSION [ IF NOT EXISTS ] extension_name
    [ WITH ] [ SCHEMA schema_name ]
             [ VERSION version ]
             [ FROM old_version ]
Posted by: Guest on April-16-2020

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