Github user cloud-fan commented on the issue:
https://github.com/apache/spark/pull/11674
for example, `spark.range(10).select('id + 1 as 'i).filter('i + 'i < 4)`.
When the filter opetator consumes input, it already pre-evalute `i`, and `'id +
1` is only evaluated once, IIUC.--- --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
