1fanwang commented on code in PR #25961:
URL: https://github.com/apache/datafusion/pull/25961#discussion_r4168152393
##########
datafusion/optimizer/src/simplify_expressions/expr_simplifier.rs:
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@@ -828,6 +828,16 @@ impl<'a> Simplifier<'a> {
}
}
+fn modulo_one_is_zero_type(data_type: &DataType) -> bool {
Review Comment:
Done in
https://github.com/apache/datafusion/commit/79a19bf016dcaaed2aed2eb8305f088581d9f829.
##########
datafusion/optimizer/src/simplify_expressions/expr_simplifier.rs:
##########
@@ -828,6 +828,16 @@ impl<'a> Simplifier<'a> {
}
}
+fn modulo_one_is_zero_type(data_type: &DataType) -> bool {
+ match data_type {
+ DataType::Decimal32(_, scale)
+ | DataType::Decimal64(_, scale)
+ | DataType::Decimal128(_, scale)
+ | DataType::Decimal256(_, scale) => *scale <= 0,
+ data_type => !data_type.is_floating(),
Review Comment:
Done in
https://github.com/apache/datafusion/commit/79a19bf016dcaaed2aed2eb8305f088581d9f829.
It now folds only integer types, as you preferred in the review.
##########
datafusion/optimizer/src/simplify_expressions/expr_simplifier.rs:
##########
@@ -828,6 +828,16 @@ impl<'a> Simplifier<'a> {
}
}
+fn modulo_one_is_zero_type(data_type: &DataType) -> bool {
+ match data_type {
+ DataType::Decimal32(_, scale)
Review Comment:
The branch is gone in
https://github.com/apache/datafusion/commit/79a19bf016dcaaed2aed2eb8305f088581d9f829,
since decimals no longer fold.
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