IS FALSE

SyntaxSyntax

value IS [ NOT ] FALSE

DescriptionDescription

Checks whether the value value is false (FALSE).

The value IS NOT FALSE option returns the opposite value.

Argument types:

• value — Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String

Return type: Boolean

ExamplesExamples

"" IS FALSE = TRUE

0 IS FALSE = TRUE

FALSE IS FALSE = TRUE

TRUE IS FALSE = FALSE

TRUE IS NOT FALSE = TRUE

#2019-03-05# IS FALSE = FALSE

#2019-03-05 01:02:03# IS FALSE = FALSE

Data source supportData source support

ClickHouse 21.8, Microsoft SQL Server 2017 (14.0), MySQL 5.7, Oracle Database 12c (12.1), PostgreSQL 9.3, YDB.