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https://issues.apache.org/jira/browse/SPARK-17693?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15638786#comment-15638786
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Apache Spark commented on SPARK-17693:
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User 'gatorsmile' has created a pull request for this issue:
https://github.com/apache/spark/pull/15782
> Fixed Insert Failure To Data Source Tables when the Schema has the Comment
> Field
> --------------------------------------------------------------------------------
>
> Key: SPARK-17693
> URL: https://issues.apache.org/jira/browse/SPARK-17693
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0, 2.1.0
> Reporter: Xiao Li
> Assignee: Xiao Li
> Fix For: 2.1.0
>
>
> {noformat}
> CREATE TABLE tab1(col1 int COMMENT 'a', col2 int) USING parquet
> INSERT INTO TABLE tab1 SELECT 1, 2
> {noformat}
> The insert attempt will fail if the target table has a column with comments.
> The error is strange to the external users:
> {noformat}
> assertion failed: No plan for InsertIntoTable Relation[col1#15,col2#16]
> parquet, false, false
> +- Project [1 AS col1#19, 2 AS col2#20]
> +- OneRowRelation$
> {noformat}
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