Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/9959#discussion_r45946958
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
---
@@ -2028,4 +2028,25 @@ class SQLQuerySuite extends QueryTest with
SharedSQLContext {
Row(false) :: Row(true) :: Nil)
}
+ test("push filter through aggregation with alias and literals") {
+ withTempTable("src") {
+ Seq((1, 1), (-1, 1)).toDF("key", "value").registerTempTable("src")
+ val q1 = sql(
+ """
+ | SELECT k, v from (
+ | SELECT key + 1 AS k, sum(value) + 2 AS v, 3 c FROM src GROUP
BY key
+ | ) t WHERE k = 0 and v > 0 and c = 3
+ """.stripMargin)
+ val q2 = sql(
+ """
+ | SELECT k, v from (
+ | SELECT key + 1 AS k, sum(value) + 2 AS v, 3 c FROM src WHERE
key + 1 = 0 GROUP BY key
+ | ) t WHERE v > 0
+ """.stripMargin)
--- End diff --
After this patch, the filter in HAVING could also be pushed down, but `v >
0` could not, it depends on AggregateExpression
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
