hililiwei commented on a change in pull request #16650:
URL: https://github.com/apache/flink/pull/16650#discussion_r681753079
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File path:
flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/plan/utils/AggFunctionFactory.scala
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@@ -366,7 +366,7 @@ class AggFunctionFactory(
new LeadLagAggFunction.DoubleLeadLagAggFunction(argTypes.length)
case BOOLEAN =>
new LeadLagAggFunction.BooleanLeadLagAggFunction(argTypes.length)
- case VARCHAR =>
+ case VARCHAR | CHAR =>
new LeadLagAggFunction.StringLeadLagAggFunction(argTypes.length)
Review comment:
Thank you very much. I really didn't know the details of printSchema
before.I added a Funciton to handle Char type, which will return a fixed-length
Char.Please review it. Thanks again.
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