0lai0 commented on code in PR #3647:
URL: https://github.com/apache/datafusion-comet/pull/3647#discussion_r2902980706
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native/spark-expr/src/predicate_funcs/rlike.rs:
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@@ -140,8 +140,30 @@ impl PhysicalExpr for RLike {
let array = self.is_match(inputs);
Ok(ColumnarValue::Array(Arc::new(array)))
}
- ColumnarValue::Scalar(_) => {
- internal_err!("non scalar regexp patterns are not supported")
+ ColumnarValue::Scalar(scalar) => {
+ // Handle scalar input (all-literal RLIKE expressions)
+ // This case occurs when ConstantFolding is disabled and both
+ // the input string and pattern are literals
+ if scalar.is_null() {
+ // NULL RLIKE pattern -> NULL result
+ return
Ok(ColumnarValue::Scalar(ScalarValue::Boolean(None)));
+ }
+
+ // Extract string value from scalar and match pattern
+ // We handle each type separately to avoid lifetime issues
with Utf8View
+ let is_match = match scalar {
+ ScalarValue::Utf8(Some(s)) =>
self.pattern.is_match(s.as_str()),
+ ScalarValue::LargeUtf8(Some(s)) =>
self.pattern.is_match(s.as_str()),
+ ScalarValue::Utf8View(Some(s)) =>
self.pattern.is_match(s.as_str()),
+ _ => {
+ return internal_err!(
Review Comment:
Sure, thanks @coderfender.
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