tdas commented on a change in pull request #27265: [SPARK-30555][SQL] MERGE
INTO insert action should only access columns from source table
URL: https://github.com/apache/spark/pull/27265#discussion_r369275455
##########
File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/command/PlanResolutionSuite.scala
##########
@@ -1055,6 +1060,49 @@ class PlanResolutionSuite extends AnalysisTest {
}
test("MERGE INTO TABLE") {
+ def checkResolution(
+ target: LogicalPlan,
+ source: LogicalPlan,
+ mergeCondition: Expression,
+ deleteCondAttr: Option[AttributeReference],
+ updateCondAttr: Option[AttributeReference],
+ insertCondAttr: Option[AttributeReference],
+ updateAssigns: Seq[Assignment],
+ insertAssigns: Seq[Assignment],
+ starInUpdate: Boolean = false): Unit = {
+ val ti = target.output.find(_.name ==
"i").get.asInstanceOf[AttributeReference]
+ val ts = target.output.find(_.name ==
"s").get.asInstanceOf[AttributeReference]
+ val si = source.output.find(_.name ==
"i").get.asInstanceOf[AttributeReference]
+ val ss = source.output.find(_.name ==
"s").get.asInstanceOf[AttributeReference]
+
+ mergeCondition match {
+ case EqualTo(l: AttributeReference, r: AttributeReference) =>
+ assert(l.sameRef(ti) && r.sameRef(si))
+ case other => fail("unexpected merge condition" + other)
Review comment:
nit: space after 'condition'
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