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IS_BOOLEAN

Introduced or updated: v1.2.368

Checks if the input JSON value is a boolean.

Syntax

IS_BOOLEAN( <expr> )

Return Type

Returns true if the input JSON value is a boolean, and false otherwise.

Examples

SELECT
IS_BOOLEAN(PARSE_JSON('true')),
IS_BOOLEAN(PARSE_JSON('[1,2,3]'));

┌────────────────────────────────────────────────────────────────────┐
│ is_boolean(parse_json('true')) │ is_boolean(parse_json('[1,2,3]'))
├────────────────────────────────┼───────────────────────────────────┤
truefalse
└────────────────────────────────────────────────────────────────────┘
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