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ALTER DOMAIN 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 database
create.alterDomainIfExists("old_domain").renameTo("new_domain").execute();

Dialect support

This example using jOOQ:

alterDomainIfExists("d").renameTo("e")

Translates to the following dialect specific expressions:

Aurora Postgres, Postgres, YugabyteDB

ALTER DOMAIN IF EXISTS d RENAME TO e

Firebird

ALTER DOMAIN IF EXISTS d TO e

ASE, Access, Aurora MySQL, BigQuery, ClickHouse, CockroachDB, DB2, Derby, DuckDB, Exasol, H2, HSQLDB, Hana, Informix, MariaDB, MemSQL, MySQL, Oracle, Redshift, SQLDataWarehouse, SQLServer, SQLite, Snowflake, Sybase, Teradata, Trino, Vertica

/* UNSUPPORTED */
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