liuyongvs commented on code in PR #21993:
URL: https://github.com/apache/flink/pull/21993#discussion_r1129607127
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flink-table/flink-table-common/src/main/java/org/apache/flink/table/types/inference/strategies/ArrayElementArgumentTypeStrategy.java:
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@@ -42,7 +42,7 @@ public Optional<DataType> inferArgumentType(
CallContext callContext, int argumentPos, boolean throwOnFailure) {
final ArrayType haystackType =
(ArrayType)
callContext.getArgumentDataTypes().get(0).getLogicalType();
- final LogicalType haystackElementType = haystackType.getElementType();
+ final LogicalType haystackElementType =
haystackType.getElementType().copy(true);
Review Comment:
yeap, you are right. very thanks , and i also add a unit test for the 2nd
case, in case of others modify this logical
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