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LEFT
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
The LEFT() function calculates the substring of a given string starting from the left end. See also SUBSTRING, RIGHT
SELECT left('hello world', 5);
create.select(left("hello world", 5)).fetch();
The result being
+-------+ | left | +-------+ | hello | +-------+
Dialect support
This example using jOOQ:
left("hello world", 5)
Translates to the following dialect specific expressions:
ASE, Access, Aurora MySQL, Aurora Postgres, BigQuery, ClickHouse, CockroachDB, DB2, DuckDB, Exasol, Firebird, H2, HSQLDB, Hana, Informix, MariaDB, MemSQL, MySQL, Postgres, Redshift, SQLDataWarehouse, SQLServer, Snowflake, Sybase, Teradata, Vertica, YugabyteDB
left('hello world', 5)
Derby, Oracle, SQLite
substr('hello world', 1, 5)
Trino
substring('hello world', 1, 5)
Generated with jOOQ 3.20. Translate your own SQL on our website
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