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ALTER TABLE .. DROP COLUMN CASCADE
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
An optional CASCADE clause can be added to a DROP COLUMN clause to cascade the DROP operatoin to dependent objects.
// Add a CASCADE clause when dropping columns
create.alterTable("table").drop("column").cascade().execute();
Note: Implementations do not agree on what dependent objects are included in the CASCADE operation.
Dialect support
This example using jOOQ:
alterTable("t").drop("c").cascade()
Translates to the following dialect specific expressions:
CockroachDB, DB2, Derby, HSQLDB, Postgres, YugabyteDB
ALTER TABLE t DROP c CASCADE
Oracle
ALTER TABLE t DROP COLUMN c CASCADE CONSTRAINTS
ASE, Access, Aurora MySQL, Aurora Postgres, BigQuery, ClickHouse, DuckDB, Exasol, Firebird, H2, Hana, Informix, MariaDB, MemSQL, MySQL, Redshift, SQLDataWarehouse, SQLServer, SQLite, Snowflake, Sybase, Teradata, Trino, Vertica
/* UNSUPPORTED */
Generated with jOOQ 3.20. Translate your own SQL on our website
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