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[SPARK-4296][SQL] Trims aliases when resolving and checking aggregate expressions #4010

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[SPARK-4296][SQL] Trims aliases when resolving and checking aggregate expressions #4010

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Trims aliases when resolving and checking aggregate expressions
liancheng Jan 6, 2015
8b3a274
Since expressions in grouping expressions can have aliases, which can…
yhuai Jan 12, 2015
d42b707
Update comment.
yhuai Jan 12, 2015
6cfadd2
Actually, this issue has been fixed by 3684fd21e1ffdc0adaad8ff6b31394…
yhuai Jan 12, 2015
6343800
Merge remote-tracking branch 'upstream/master' into SPARK-4296-yin
yhuai Jan 21, 2015
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15 changes: 15 additions & 0 deletions sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -249,4 +249,19 @@ class SQLQuerySuite extends QueryTest {
sql("DROP TABLE nullValuesInInnerComplexTypes")
dropTempTable("testTable")
}

test("SPARK-4296 Grouping field with Hive UDF as sub expression") {
val rdd = sparkContext.makeRDD( """{"a": "str", "b":"1", "c":"1970-01-01 00:00:00"}""" :: Nil)
jsonRDD(rdd).registerTempTable("data")
checkAnswer(
sql("SELECT concat(a, '-', b), year(c) FROM data GROUP BY concat(a, '-', b), year(c)"),
Row("str-1", 1970))

dropTempTable("data")

jsonRDD(rdd).registerTempTable("data")
checkAnswer(sql("SELECT year(c) + 1 FROM data GROUP BY year(c) + 1"), Row(1971))

dropTempTable("data")
}
}