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https://issues.apache.org/jira/browse/FLINK-31301?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17711166#comment-17711166
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lincoln lee commented on FLINK-31301:
-------------------------------------
[~aitozi] thanks for fixing this! I'll try to find some time to take a look.
> Unsupported nested columns in column list of insert statement
> -------------------------------------------------------------
>
> Key: FLINK-31301
> URL: https://issues.apache.org/jira/browse/FLINK-31301
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / API
> Affects Versions: 1.17.0, 1.16.1
> Reporter: lincoln lee
> Assignee: Aitozi
> Priority: Major
> Labels: pull-request-available
>
> Currently an error will be raised when use nested columns in column list of
> insert statement, e.g.,
> {code:java}
> INSERT INTO nested_type_sink (a,b.b1,c.c2,f)
> SELECT a,b.b1,c.c2,f FROM nested_type_src
> {code}
>
> {code:java}
> java.lang.AssertionError
> at org.apache.calcite.sql.SqlIdentifier.getSimple(SqlIdentifier.java:333)
> at
> org.apache.calcite.sql.validate.SqlValidatorUtil.getTargetField(SqlValidatorUtil.java:612)
> at
> org.apache.flink.table.planner.calcite.PreValidateReWriter$.$anonfun$appendPartitionAndNullsProjects$3(PreValidateReWriter.scala:171)
> at
> scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:233)
> at scala.collection.Iterator.foreach(Iterator.scala:937)
> at scala.collection.Iterator.foreach$(Iterator.scala:937)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1425)
> at scala.collection.IterableLike.foreach(IterableLike.scala:70)
> at scala.collection.IterableLike.foreach$(IterableLike.scala:69)
> at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
> at scala.collection.TraversableLike.map(TraversableLike.scala:233)
> at scala.collection.TraversableLike.map$(TraversableLike.scala:226)
> at scala.collection.AbstractTraversable.map(Traversable.scala:104)
> at
> org.apache.flink.table.planner.calcite.PreValidateReWriter$.appendPartitionAndNullsProjects(PreValidateReWriter.scala:164)
> at
> org.apache.flink.table.planner.calcite.PreValidateReWriter.rewriteInsert(PreValidateReWriter.scala:71)
> at
> org.apache.flink.table.planner.calcite.PreValidateReWriter.visit(PreValidateReWriter.scala:61)
> at
> org.apache.flink.table.planner.calcite.PreValidateReWriter.visit(PreValidateReWriter.scala:50)
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:161)
> at
> org.apache.flink.table.planner.calcite.FlinkPlannerImpl.org$apache$flink$table$planner$calcite$FlinkPlannerImpl$$validate(FlinkPlannerImpl.scala:118)
> at
> org.apache.flink.table.planner.calcite.FlinkPlannerImpl.validate(FlinkPlannerImpl.scala:113)
> at
> org.apache.flink.table.planner.operations.SqlToOperationConverter.convert(SqlToOperationConverter.java:281)
> at
> org.apache.flink.table.planner.delegation.ParserImpl.parse(ParserImpl.java:106)
> at
> org.apache.flink.table.api.internal.StatementSetImpl.addInsertSql(StatementSetImpl.java:63)
> {code}
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