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[SPARK-9292] Analysis should check that join conditions' data types are BooleanType #7630

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[SPARK-9292] Analysis should check that join conditions' data types are BooleanType #7630

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75a3ea6
Fix SPARK-9292.
JoshRosen Jul 24, 2015
aec6c7b
Check condition type in resolved()
JoshRosen Jul 24, 2015
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5 changes: 5 additions & 0 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,11 @@ trait CheckAnalysis {
s"filter expression '${f.condition.prettyString}' " +
s"of type ${f.condition.dataType.simpleString} is not a boolean.")

case j @ Join(_, _, _, Some(condition)) if condition.dataType != BooleanType =>
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Can we also make Join's resolved only true if the condition is of the correct type?

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Done; PTAL.

failAnalysis(
s"join condition '${condition.prettyString}' " +
s"of type ${condition.dataType.simpleString} is not a boolean.")

case Aggregate(groupingExprs, aggregateExprs, child) =>
def checkValidAggregateExpression(expr: Expression): Unit = expr match {
case _: AggregateExpression => // OK
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5 changes: 5 additions & 0 deletions sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/analysis/AnalysisErrorSuite.scala
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Expand Up @@ -118,6 +118,11 @@ class AnalysisErrorSuite extends SparkFunSuite with BeforeAndAfter {
testRelation.where(Literal(1)),
"filter" :: "'1'" :: "not a boolean" :: Literal(1).dataType.simpleString :: Nil)

errorTest(
"non-boolean join conditions",
testRelation.join(testRelation, condition = Some(Literal(1))),
"condition" :: "'1'" :: "not a boolean" :: Literal(1).dataType.simpleString :: Nil)

errorTest(
"missing group by",
testRelation2.groupBy('a)('b),
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