Comparison

Syntax

Equality

value_1 = value_2

Inequality

value_1 != value_2

Less than

value_1 < value_2

Less than or equal

value_1 <= value_2

Greater than

value_1 > value_2

Greater than or equal

value_1 >= value_2

Description

Compares the value value_1 with the value value_2.

Argument types:

  • value_1Array of fractional numbers | Array of integers | Array of strings | Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUID
  • value_2Array of fractional numbers | Array of integers | Array of strings | Boolean | Date | Datetime | Fractional number | Geopoint | Geopolygon | Integer | String | UUID

Return type: Boolean

Note

Due to implementation details of the Fractional number type in ClickHouse sources it is recommended to use the COMPARE function instead of comparison operators for this type.

Examples

1 = 1 = TRUE
7 > 2 > 1 = TRUE

Data source support

ClickHouse 19.13, Microsoft SQL Server 2017 (14.0), MySQL 5.6, PostgreSQL 9.3.