Available in versions: Dev (3.20) | Latest (3.19) | 3.18 | 3.17 | 3.16 | 3.15 | 3.14 | 3.13 | 3.12 | 3.11 | 3.10
ALTER TABLE IF EXISTS
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
A popular subclause of DDL statements that jOOQ can usually emulate, is the IF EXISTS
clause:
// Renaming the table create.alterTableIfExists("old_table").renameTo("new_table").execute();
Dialect support
This example using jOOQ:
alterTableIfExists("old").renameTo("new")
Translates to the following dialect specific expressions:
Aurora Postgres, BigQuery, CockroachDB, DuckDB, H2, Oracle, Postgres, Snowflake, Trino, YugabyteDB
ALTER TABLE IF EXISTS old RENAME TO new
DB2
BEGIN DECLARE CONTINUE HANDLER FOR SQLSTATE '42704' BEGIN END; EXECUTE IMMEDIATE ' RENAME TABLE old TO new '; END
Hana
DO BEGIN DECLARE EXIT HANDLER FOR SQL_ERROR_CODE 259 BEGIN END; EXECUTE IMMEDIATE ' RENAME TABLE old TO new '; END;
MariaDB
BEGIN NOT ATOMIC DECLARE CONTINUE HANDLER FOR SQLSTATE '42S02' BEGIN END; ALTER TABLE old RENAME TO new; END
SQLServer
BEGIN TRY EXEC sp_executesql N' EXEC sp_rename ''old'', new '; END TRY BEGIN CATCH IF error_number() != 4902 and error_number() != 15165 and error_number() != 15225 THROW; END CATCH
ASE, Access, Aurora MySQL, ClickHouse, Derby, Exasol, Firebird, HSQLDB, Informix, MemSQL, MySQL, Redshift, SQLDataWarehouse, SQLite, Sybase, Teradata, Vertica
/* UNSUPPORTED */
Generated with jOOQ 3.20. Translate your own SQL on our website
Feedback
Do you have any feedback about this page? We'd love to hear it!