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IS_ERROR



Returns a Boolean value indicating whether an expression is an error value.

See also: IS_NOT_ERROR

Syntax

IS_ERROR( <expr> )

Return Type

Returns true if the expression is an error, otherwise false.

Examples

-- Indicates division by zero, hence an error SELECT IS_ERROR(1/0), IS_NOT_ERROR(1/0); ┌───────────────────────────────────────────┐ │ is_error((1 / 0)) │ is_not_error((1 / 0)) │ ├───────────────────┼───────────────────────┤ │ truefalse │ └───────────────────────────────────────────┘ -- The conversion to DATE is successful, hence not an error SELECT IS_ERROR('2024-03-17'::DATE), IS_NOT_ERROR('2024-03-17'::DATE); ┌─────────────────────────────────────────────────────────────────┐ │ is_error('2024-03-17'::date) │ is_not_error('2024-03-17'::date) │ ├──────────────────────────────┼──────────────────────────────────┤ │ falsetrue │ └─────────────────────────────────────────────────────────────────┘

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