dongjoon-hyun commented on a change in pull request #27531: Revert
"[SPARK-30625][SQL] Support `escape` as third parameter of the `like` function
URL: https://github.com/apache/spark/pull/27531#discussion_r377809008
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/regexpExpressions.scala
##########
@@ -188,12 +167,12 @@ case class Like(str: Expression, pattern: Expression,
escape: Expression)
} else {
escapeChar
}
- nullSafeCodeGen(ctx, ev, (eval1, eval2, _) => {
+ nullSafeCodeGen(ctx, ev, (eval1, eval2) => {
s"""
- String $patternStr = $eval2.toString();
- $patternClass $compiledPattern = $patternClass.compile(
- $escapeFunc($patternStr, '$newEscapeChar'));
- ${ev.value} = $compiledPattern.matcher($eval1.toString()).matches();
+ String $rightStr = $eval2.toString();
+ $patternClass $pattern = $patternClass.compile(
+ $escapeFunc($rightStr, '$newEscapeChar'));
+ ${ev.value} = $pattern.matcher($eval1.toString()).matches();
Review comment:
This part is a logical reverting.
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