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COMMENT ON TABLE

Applies to ✅ Open Source Edition   ✅ Express Edition   ✅ Professional Edition   ✅ Enterprise Edition

This statement is used to comment on a table.

Dialect support

This example using jOOQ:

commentOnTable("table").is("the comment")

Translates to the following dialect specific expressions:

Aurora MySQL, MariaDB, MemSQL, MySQL

ALTER TABLE table COMMENT = 'the comment'

Aurora Postgres, CockroachDB, DB2, DuckDB, Exasol, Firebird, H2, HSQLDB, Hana, Oracle, Postgres, Teradata, Trino, Vertica, YugabyteDB

COMMENT ON TABLE table IS 'the comment'

BigQuery

ALTER TABLE table SET OPTIONS (DESCRIPTION = 'the comment')

Snowflake

ALTER TABLE table SET COMMENT = 'the comment'

SQLServer

BEGIN TRY
  DECLARE @u varchar(max) = schema_name();
  EXEC sp_addextendedproperty 'MS_Description', 'the comment', 'schema', @u, 'table', 'table', DEFAULT, DEFAULT
END TRY
BEGIN CATCH
  EXEC sp_updateextendedproperty 'MS_Description', 'the comment', 'schema', @u, 'table', 'table', DEFAULT, DEFAULT
END CATCH

ASE, Access, Derby, Informix, Redshift, SQLDataWarehouse, SQLite, Sybase

/* UNSUPPORTED */

(These are currently generated with jOOQ 3.20, see #10141), or translate your own on our website

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