From 2148bd997b7056ecd8eeffecda49893d8fcaa0ff Mon Sep 17 00:00:00 2001 From: Kris Mok Date: Sat, 5 Jan 2019 02:18:44 -0800 Subject: [PATCH] fix typo in EqualNullSafe's truth table comment --- .../apache/spark/sql/catalyst/expressions/predicates.scala | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala index 01ecb99025eaa..37fe22f4556e1 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala @@ -653,9 +653,9 @@ case class EqualNullSafe(left: Expression, right: Expression) extends BinaryComp // +---------+---------+---------+---------+ // | <=> | TRUE | FALSE | UNKNOWN | // +---------+---------+---------+---------+ - // | TRUE | TRUE | FALSE | UNKNOWN | - // | FALSE | FALSE | TRUE | UNKNOWN | - // | UNKNOWN | UNKNOWN | UNKNOWN | TRUE | + // | TRUE | TRUE | FALSE | FALSE | + // | FALSE | FALSE | TRUE | FALSE | + // | UNKNOWN | FALSE | FALSE | TRUE | // +---------+---------+---------+---------+ override def eval(input: InternalRow): Any = { val input1 = left.eval(input)