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LOWER

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

The LOWER() function transforms a string into lower case.

SELECT lower('HELLO');
create.select(lower("HELLO")).fetch();

The result being

+-------+
| lower |
+-------+
| hello |
+-------+

Dialect support

This example using jOOQ:

lower("HELLO")

Translates to the following dialect specific expressions:

Access

lcase('HELLO')

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

lower('HELLO')

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

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