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Subject [GitHub] [flink] JingsongLi commented on a change in pull request #9799: [FLINK-13360][documentation] Add documentation for HBase connector for Table API & SQL
Date Thu, 10 Oct 2019 03:07:45 GMT
JingsongLi commented on a change in pull request #9799: [FLINK-13360][documentation] Add documentation
for HBase connector for Table API & SQL
URL: https://github.com/apache/flink/pull/9799#discussion_r333313600
 
 

 ##########
 File path: docs/dev/table/connect.md
 ##########
 @@ -1115,12 +1106,15 @@ connector:
     znode.parent: "/test"        # required: the root dir in Zookeeper for HBase cluster
     
   write.buffer-flush:
-    max-size: 1048576            # optional: Write option, sets when to flush a buffered
request
-                                 # based on the memory size of rows currently added.
-    max-rows: 1                  # optional: Write option, sets when to flush buffered 
-                                 # request based on the number of rows currently added.
-    interval: 1                  # optional: Write option, sets a flush interval flushing
buffered 
-                                 # requesting if the interval passes, in milliseconds.
+    max-size: 1048576            # optional: writing option, determines how many size in
memory of buffered
+                                 # rows to insert per round trip. This can help performance
on writing to JDBC
+                                 # database. The default value is "2mb".
+    max-rows: 1                  # optional: writing option, determines how many rows to
insert per round trip.
+                                 #This can help performance on writing to JDBC database.
No default value,
+                                 # i.e. the default flushing is not depends on the number
of buffered rows.
+    interval: 1                  # optional: writing option, sets a flush interval flushing
buffered requesting
 
 Review comment:
   Sorry, forgot this, Updated.

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