JiajunBernoulli commented on code in PR #3260:
URL: https://github.com/apache/calcite/pull/3260#discussion_r1232918252
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core/src/main/java/org/apache/calcite/sql/fun/SqlLibraryOperators.java:
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@@ -878,6 +880,28 @@ private static RelDataType
arrayReturnType(SqlOperatorBinding opBinding) {
SqlLibraryOperators::arrayReturnType,
OperandTypes.SAME_VARIADIC);
+ @SuppressWarnings("argument.type.incompatible")
+ private static RelDataType arrayAppendPrependReturnType(SqlOperatorBinding
opBinding) {
Review Comment:
Is there no more suitable class to save it?
`SqlLibraryOperators` only should defines functions and operators.
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