liuyongvs commented on code in PR #22324:
URL: https://github.com/apache/flink/pull/22324#discussion_r1201612234
##########
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/api/config/ExecutionConfigOptions.java:
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@@ -435,6 +435,16 @@ public class ExecutionConfigOptions {
"Determines whether CAST will operate following
the legacy behaviour "
+ "or the new one that introduces various
fixes and improvements.");
+ @Documentation.TableOption(execMode =
Documentation.ExecMode.BATCH_STREAMING)
+ public static final ConfigOption<MapKeyDedupPolicy>
TABLE_EXEC_MAPKEY_DEDUP_POLICY =
+ key("table.exec.mapkey-dedup-policy")
Review Comment:
this is job level like spark, when it has merged, i will fix the
map_from_array here https://issues.apache.org/jira/browse/FLINK-31682
https://github.com/apache/spark/blob/7e2c6c7ab23f75a6ba83baaa0545482a43845ce8/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/ArrayBasedMapBuilder.scala#L52
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