SHL

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

The SHL() function produces the bitwise shift left operation.

SELECT shl(1, 4);

create.select(shl(1, 4)).fetch();

The result being

+-----+
| shl |
+-----+
|  16 |
+-----+

Dialect support

This example using jOOQ:

shl(1, 4)

Translates to the following dialect specific expressions:

-- ASE, HSQLDB, SQLSERVER, SYBASE
(1 * CAST(power(2, 4) AS int))

-- CUBRID, MARIADB, MYSQL, POSTGRES, SQLITE
(1 << 4)

-- DB2
(1 * CAST(power(2, 4) AS integer))

-- FIREBIRD
bin_shl(1, 4)

-- H2
lshift(1, 4)

-- ORACLE
(1 * CAST(power(2, 4) AS number(10)))

-- ACCESS, AURORA_MYSQL, AURORA_POSTGRES, COCKROACHDB, DERBY, HANA, IGNITE, INFORMIX, INGRES, MEMSQL, REDSHIFT, SNOWFLAKE, 
-- SQLDATAWAREHOUSE, TERADATA, VERTICA
/* UNSUPPORTED */

(These are currently generated with jOOQ 3.15, see #10141)

The jOOQ User Manual : SQL building : Column expressions : Bitwise functions : SHL

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