pyflink.multimodal.expression.AudioExpressionAccessor.duration

AudioExpressionAccessor.duration(*, concurrency: Optional[int] = None) → pyflink.table.expression.Expression

Return audio duration in seconds for this expression.

Equivalent to audio_duration(). See that function for full parameter details.

Parameters

concurrency – Optional execution concurrency for this operation. None uses the framework default.

Returns

A DataFrame expression that produces DOUBLE seconds, or NULL when duration is unavailable.