davidvrba commented on a change in pull request #27231: [SPARK-28478][SQL]
Remove redundant null checks
URL: https://github.com/apache/spark/pull/27231#discussion_r369221877
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File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/SimplifyConditionalSuite.scala
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@@ -35,18 +35,24 @@ class SimplifyConditionalSuite extends PlanTest with
PredicateHelper {
}
protected def assertEquivalent(e1: Expression, e2: Expression): Unit = {
- val correctAnswer = Project(Alias(e2, "out")() :: Nil,
OneRowRelation()).analyze
- val actual = Optimize.execute(Project(Alias(e1, "out")() :: Nil,
OneRowRelation()).analyze)
+ val correctAnswer = Project(Alias(e2, "out")() :: Nil,
LocalRelation('a.int)).analyze
+ val actual = Optimize.execute(
+ Project(Alias(e1, "out")() :: Nil, LocalRelation('a.int)).analyze)
comparePlans(actual, correctAnswer)
}
private val trueBranch = (TrueLiteral, Literal(5))
private val normalBranch = (NonFoldableLiteral(true), Literal(10))
private val unreachableBranch = (FalseLiteral, Literal(20))
- private val nullBranch = (Literal.create(null, NullType), Literal(30))
-
- val isNotNullCond = IsNotNull(UnresolvedAttribute(Seq("a")))
- val isNullCond = IsNull(UnresolvedAttribute("b"))
+ private val nullValue = Literal.create(null, IntegerType)
Review comment:
I need the same dataType as i have for the `a` attribute. But i can just add
another nullValue to the test and keep the previous with the original dataType.
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