beliefer commented on a change in pull request #25001: [SPARK-28083][SQL]
Support LIKE ... ESCAPE syntax
URL: https://github.com/apache/spark/pull/25001#discussion_r354122790
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/regexpExpressions.scala
##########
@@ -104,19 +103,24 @@ abstract class StringRegexExpression extends
BinaryExpression
spark.sql.parser.escapedStringLiterals false
> SELECT '%SystemDrive%\\Users\\John' _FUNC_ '\%SystemDrive\%\\\\Users%';
true
+ > SELECT '%SystemDrive%/Users/John' _FUNC_ '/%SystemDrive/%//Users%'
ESCAPE '/';
+ true
""",
note = """
Use RLIKE to match with standard regular expressions.
""",
since = "1.0.0")
// scalastyle:on line.contains.tab
-case class Like(left: Expression, right: Expression) extends
StringRegexExpression {
+case class Like(left: Expression, right: Expression, escapeCharOpt:
Option[Char] = None)
Review comment:
OK.
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