Baibaiwuguo commented on code in PR #22805:
URL: https://github.com/apache/flink/pull/22805#discussion_r1255400759
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docs/content/docs/connectors/table/hive/hive_read_write.md:
##########
@@ -208,7 +208,9 @@ Users can do some performance tuning by tuning the split's
size with the follow
### Read Table Statistics
-To obtain hive table statistics faster, When hive table format is `orc` or
`parquet`. You can use `table.exec.hive.read-format-statistics.thread-num` to
configure the thread number. The default value is the number of available
processors in the current system and the configured value should be bigger than
0.
+When the table statistic is not available from Hive metastore, such as `orc`
or `parquet`. We will then try to get the statistic by scanning the table.
Review Comment:
done
##########
flink-connectors/flink-connector-hive/src/main/java/org/apache/flink/connectors/hive/HiveOptions.java:
##########
@@ -135,7 +135,7 @@ public class HiveOptions {
+ " Support to configure multiple
policies: 'metastore,success-file'.");
public static final ConfigOption<Integer>
TABLE_EXEC_HIVE_READ_FORMAT_STATISTICS_THREAD_NUM =
Review Comment:
done
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