cloud-fan commented on code in PR #43801:
URL: https://github.com/apache/spark/pull/43801#discussion_r1398653848
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sql/api/src/main/scala/org/apache/spark/sql/catalyst/util/QuotingUtils.scala:
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@@ -71,4 +71,17 @@ object QuotingUtils {
builder.toString()
}
+
+ def escapeSpecialChar(str: String): String = {
+ val builder = new StringBuilder
+
+ str.foreach {
+ case '_' => builder ++= "\\_"
+ case '%' => builder ++= "\\%"
+ // TODO Support for escaping more special characters
Review Comment:
I think we should at least also escape `'`, as the generated sql is like `"
LIKE '" + value + "%'";`
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