[jira] [Created] (FLINK-29058) Analyze table xxx For columns will thrown error while encounter String type column with null value

["Yunhong Zheng (Jira)" <ji...@apache.org>]

Yunhong Zheng created FLINK-29058:
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             Summary: Analyze table xxx For columns will thrown error while encounter String type column with null value
                 Key: FLINK-29058
                 URL: https://issues.apache.org/jira/browse/FLINK-29058
             Project: Flink
          Issue Type: Bug
          Components: Table SQL / Planner
    Affects Versions: 1.16.0
            Reporter: Yunhong Zheng
             Fix For: 1.16.0


When String/varchar type column `a` have `null` value, `Analyze table xxx FOR ALL COLUMNS/ COLUMNS a` may throw error:
{code:java}
[ERROR] Could not execute SQL statement. Reason:
org.apache.thrift.protocol.TProtocolException: Required field 'maxColLen' is unset! Struct:StringColumnStatsData(maxColLen:0, avgColLen:0.0, numNulls:1, numDVs:0) {code}



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