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TRUNC
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
The TRUNC() function rounds a numeric value to its nearest integer (or optionally, to a specific decimal precision) that is closer to zero.
SELECT trunc(1.7), trunc(-1.7);
create.select( trunc(1.7), trunc(-1.7)).fetch();
The result being
+-------+-------+ | trunc | trunc | +-------+-------+ | 1 | -1 | +-------+-------+
Dialect support
This example using jOOQ:
trunc(1.7)
Translates to the following dialect specific expressions:
-- AURORA_POSTGRES, COCKROACHDB, POSTGRES CAST(trunc(CAST(1.7 AS numeric), 0) AS double precision) -- CUBRID, DB2, HSQLDB, INFORMIX, ORACLE, VERTICA trunc(1.7, 0) -- H2 truncate(1.7, 0) -- ACCESS, ASE, AURORA_MYSQL, DERBY, FIREBIRD, HANA, INGRES, MARIADB, MEMSQL, MYSQL, REDSHIFT, SQLDATAWAREHOUSE, SQLITE, -- SQLSERVER, SYBASE, TERADATA /* UNSUPPORTED */
(These are currently generated with jOOQ 3.14, see #10141)
