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SIGN
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
The SIGN() function produces the sign of a numeric value, being any value of -1, 0, 1
SELECT sign(-5), sign(0), sign(3);
create.select(sign(-5), sign(0), sign(3)).fetch();
The result being
+------+------+------+ | sign | sign | sign | +------+------+------+ | -1 | 0 | 1 | +------+------+------+
Dialect support
This example using jOOQ:
sign(3)
Translates to the following dialect specific expressions:
-- ACCESS sgn(3) -- ASE, AURORA_MYSQL, AURORA_POSTGRES, BIGQUERY, COCKROACHDB, DB2, DERBY, EXASOL, FIREBIRD, H2, HANA, HSQLDB, INFORMIX, -- MARIADB, MEMSQL, MYSQL, ORACLE, POSTGRES, REDSHIFT, SNOWFLAKE, SQLDATAWAREHOUSE, SQLSERVER, SYBASE, TERADATA, VERTICA, YUGABYTEDB sign(3) -- SQLITE CASE WHEN 3 > 0 THEN 1 WHEN 3 < 0 THEN -1 WHEN 3 = 0 THEN 0 END
(These are currently generated with jOOQ 3.18, see #10141), or translate your own on our website
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