lincoln-lil commented on code in PR #24889:
URL: https://github.com/apache/flink/pull/24889#discussion_r1632045102
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flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/plan/optimize/RelNodeBlock.scala:
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@@ -352,7 +353,14 @@ class RelNodeBlockPlanBuilder private (tableConfig:
ReadableConfig) {
object RelNodeBlockPlanBuilder {
- // It is a experimental config, will may be removed later.
+ /**
+ * Whether to treat union-all node as a breakpoint.
+ * @deprecated
+ * This configuration has been deprecated as part of FLIP-457. Please use
+ *
[[org.apache.flink.table.api.config.OptimizerConfigOptions.TABLE_OPTIMIZER_UNIONALL_AS_BREAKPOINT_ENABLED]]
+ * instead.
+ */
+ @Deprecated
Review Comment:
The cautious approach makes sense. In addition to marking it deprecated we'd
better also add a note that it will be removed in version 2.0.
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