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ALTER DOMAIN .. RENAME CONSTRAINT 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 domain
create.alterDomain("d").renameConstraintIfExists("old_constraint").to("new_constraint").execute();
Dialect support
This example using jOOQ:
alterDomain("d").renameConstraintIfExists("c").to("e")
Translates to the following dialect specific expressions:
Aurora Postgres, Postgres
DO $$ BEGIN ALTER DOMAIN d RENAME CONSTRAINT c TO e; EXCEPTION WHEN SQLSTATE '42704' THEN NULL; END $$
ASE, Access, Aurora MySQL, BigQuery, ClickHouse, CockroachDB, DB2, Derby, DuckDB, Exasol, Firebird, H2, HSQLDB, Hana, Informix, MariaDB, MemSQL, MySQL, Oracle, Redshift, SQLDataWarehouse, SQLServer, SQLite, Snowflake, Sybase, Teradata, Trino, Vertica, YugabyteDB
/* UNSUPPORTED */
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