findepi commented on code in PR #13061:
URL: https://github.com/apache/datafusion/pull/13061#discussion_r1828024771
##########
datafusion/optimizer/src/simplify_expressions/expr_simplifier.rs:
##########
@@ -1470,19 +1470,25 @@ impl<'a, S: SimplifyInfo> TreeNodeRewriter for
Simplifier<'a, S> {
}) => Transformed::yes(simplify_regex_expr(left, op, right)?),
// Rules for Like
- Expr::Like(Like {
- expr,
- pattern,
- negated,
- escape_char: _,
- case_insensitive: _,
- }) if !is_null(&expr)
- && matches!(
- pattern.as_ref(),
- Expr::Literal(ScalarValue::Utf8(Some(pattern_str))) if
pattern_str == "%"
- ) =>
- {
- Transformed::yes(lit(!negated))
+ Expr::Like(ref like_expr) => {
+ if let Expr::Literal(ScalarValue::Utf8(Some(pattern_str))) =
+ like_expr.pattern.as_ref()
+ {
+ if !is_null(&like_expr.expr) && pattern_str == "%" {
+ Transformed::yes(lit(!like_expr.negated))
Review Comment:
Ack. Can you please confirm or disconfirm the correctness concern?
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