[jira] [Created] (FLINK-16881) use Catalog's total size info in planner

[Shang Yuanchun (Jira)]

godfrey he created FLINK-16881:
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             Summary: use Catalog's total size info in planner
                 Key: FLINK-16881
                 URL: https://issues.apache.org/jira/browse/FLINK-16881
             Project: Flink
          Issue Type: New Feature
          Components: Table SQL / Planner
            Reporter: godfrey he


in some case, {{Catalog}} only contains {{totalSize}} and row count is unknown. we also can use {{totalSize}} to infer row count, or even use {{totalSize}} to decide whether the join is broadcast join



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