cloud-fan commented on code in PR #45856:
URL: https://github.com/apache/spark/pull/45856#discussion_r1565974429
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common/unsafe/src/main/java/org/apache/spark/sql/catalyst/util/CollationSupport.java:
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@@ -143,6 +143,40 @@ public static boolean execICU(final UTF8String l, final
UTF8String r,
* Collation-aware regexp expressions.
*/
+ public static class StringSplit {
+ public static UTF8String[] exec(final UTF8String string, final UTF8String
regex,
+ final int limit, final int collationId) {
+ CollationFactory.Collation collation =
CollationFactory.fetchCollation(collationId);
+ if (collation.supportsBinaryEquality) {
+ return execBinary(string, regex, limit);
+ } else {
+ return execLowercase(string, regex, limit);
Review Comment:
there is no `execICU` for this operation?
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