JingsongLi commented on a change in pull request #17939:
URL: https://github.com/apache/flink/pull/17939#discussion_r764598800
##########
File path:
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/api/config/ExecutionConfigOptions.java
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@@ -150,6 +150,25 @@
+ "or force
materialization(FORCE).")
.build());
+ @Documentation.TableOption(execMode = Documentation.ExecMode.STREAMING)
+ public static final ConfigOption<SinkKeyedShuffle>
TABLE_EXEC_SINK_KEYED_SHUFFLE =
+ key("table.exec.sink.keyed-shuffle")
+ .enumType(SinkKeyedShuffle.class)
+ .defaultValue(SinkKeyedShuffle.AUTO)
+ .withDescription(
+ Description.builder()
+ .text(
+ "In order to minimize the
distributed disorder problem when writing data into table with primary keys
that many users suffers. "
+ + "FLINK will auto add a
keyed shuffle by default when the sink's parallelism differs from upstream
operator and upstream is append only. "
+ + "This works only when
the upstream ensures the multi-records' order on the primary key, if not, the
added shuffle can not solve "
Review comment:
`the multi-records' order`?
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