add column if not exists postgresql
ALTER TABLE table_name ADD COLUMN IF NOT EXISTS column_name INTEGER;add column if not exists postgresql
ALTER TABLE table_name ADD COLUMN IF NOT EXISTS column_name INTEGER;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';Copyright © 2021 Codeinu
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