YiwenWu commented on code in PR #3806:
URL: https://github.com/apache/calcite/pull/3806#discussion_r1623168463
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core/src/main/java/org/apache/calcite/sql/fun/SqlLibraryOperators.java:
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@@ -974,12 +974,12 @@ static RelDataType deriveTypeSplit(SqlOperatorBinding
operatorBinding,
new SqlLikeOperator("NOT ILIKE", SqlKind.LIKE, true, false);
/** The regex variant of the LIKE operator. */
- @LibraryOperator(libraries = {SPARK, HIVE})
+ @LibraryOperator(libraries = {SPARK, HIVE, MYSQL})
public static final SqlSpecialOperator RLIKE =
new SqlLikeOperator("RLIKE", SqlKind.RLIKE, false, true);
/** The regex variant of the NOT LIKE operator. */
- @LibraryOperator(libraries = {SPARK, HIVE})
+ @LibraryOperator(libraries = {SPARK, HIVE, MYSQL})
Review Comment:
I think the `MySQL` engine should not be added.
Although the SQL is the same, their results are not the same. Hive and Spark
will return true/false, while MySQL will return 1/0
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