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Posted to issues@spark.apache.org by "prudhviraj (Jira)" <ji...@apache.org> on 2019/10/11 15:20:00 UTC

[jira] [Created] (SPARK-29441) Unable to Alter table column type in spark.

prudhviraj created SPARK-29441:
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             Summary: Unable to Alter table column type in spark.
                 Key: SPARK-29441
                 URL: https://issues.apache.org/jira/browse/SPARK-29441
             Project: Spark
          Issue Type: Bug
          Components: Spark Shell
    Affects Versions: 2.3.1
         Environment: spark -2.3

hadoop -2.4
            Reporter: prudhviraj


Unable to alter table column type in spark.
scala> spark.sql("""alter table tablename change col1 col1 string""")
org.apache.spark.sql.AnalysisException: ALTER TABLE CHANGE COLUMN is not supported for changing column 'col1' with type 'LongType' to 'col1' with type 'StringType';



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