pyflink.table.expression.Expression.start

property Expression.start: pyflink.table.expression.Expression

Returns the start time (inclusive) of a window when applied on a window reference.

Example:

>>> tab.window(Tumble
>>>         .over(row_interval(2))
>>>         .on(col("a"))
>>>         .alias("w")) \
>>>     .group_by(col("c"), col("w")) \
>>>     .select(col("c"), col("w").start, col("w").end, col("w").proctime)

See also

end

New in version 1.12.0.