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[FLINK-15658][table-planner-blink] Fix duplicate field names exception when join on the same key multiple times #11011

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Feb 4, 2020
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[FLINK-15658][table-planner-blink] Fix duplicate field names exception when join on the same key multiple times #11011

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[FLINK-15658][table-planner-blink] Fix duplicate field names exceptio…
wuchong Feb 4, 2020
38e5a57
minor fix
wuchong Feb 4, 2020
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minor fix
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@wuchong
wuchong committed Feb 4, 2020
commit 38e5a57f0b14176f4117662cb5e2bc151e30e241
2 changes: 1 addition & 1 deletion ...lanner-blink/src/main/java/org/apache/flink/table/planner/plan/utils/KeySelectorUtil.java
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Expand Up @@ -51,7 +51,7 @@ public static BaseRowKeySelector getBaseRowSelector(int[] keyFields, BaseRowType
// do not provide field names for the result key type,
// because we may have duplicate key fields and the field names may conflict
RowType returnType = RowType.of(keyFieldTypes);
RowType inputType = RowType.of(inputFieldTypes, rowType.getFieldNames());
RowType inputType = rowType.toRowType();
GeneratedProjection generatedProjection = ProjectionCodeGenerator.generateProjection(
CodeGeneratorContext.apply(new TableConfig()),
"KeyProjection",
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