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SQL Anywhere 11.0.0 » UltraLite - Database Management and Reference » UltraLite SQL Reference » UltraLite SQL function reference » Alphabetical list of functions


SIGN function [Numeric]

Returns the sign of a number.

SIGN( numeric-expression )
  • numeric-expression   The number for which the sign is to be returned.


For negative numbers, the SIGN function returns -1.

For zero, the SIGN function returns 0.

For positive numbers, the SIGN function returns 1.

Standards and compatibility
  • SQL/2003   Vendor extension.


The following statement returns the value -1

SELECT SIGN( -550 );