danny0405 commented on a change in pull request #706: [CALCITE-2302] Implicit
type cast support
URL: https://github.com/apache/calcite/pull/706#discussion_r310424393
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File path: core/src/main/java/org/apache/calcite/sql/SqlOperator.java
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@@ -510,7 +510,7 @@ public RelDataType deriveType(
final SqlOperator sqlOperator =
SqlUtil.lookupRoutine(validator.getOperatorTable(), getNameAsId(),
argTypes, null, null, getSyntax(), getKind(),
- validator.getCatalogReader().nameMatcher());
+ validator.getCatalogReader().nameMatcher(), false);
Review comment:
A better way should be the flag of whether validator allows the type
coercion.
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