How to Add Multiple Columns to a Table in Postgres?

How do I add multiple columns in one query statement in PostgreSQL using pgadmin3?

2 Answers

Try this :

ALTER TABLE table ADD COLUMN col1 int, ADD COLUMN col2 int;
2
ALTER TABLE  IF EXISTS  TABLEname 
add ADD  COLUMN   IF NOT EXISTS  column_name data_type  [column_constraint];

detailed query where column_constraints are optional

1

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Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.

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