[
https://issues.apache.org/jira/browse/SPARK-21791?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16276097#comment-16276097
]
Dongjoon Hyun commented on SPARK-21791:
---------------------------------------
This is resolved in Spark 2.3.0.
> ORC should support column names with dot
> ----------------------------------------
>
> Key: SPARK-21791
> URL: https://issues.apache.org/jira/browse/SPARK-21791
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0, 2.1.0, 2.2.0
> Reporter: Dongjoon Hyun
> Fix For: 2.3.0
>
>
> *PARQUET*
> {code}
> scala> Seq(Some(1), None).toDF("col.dots").write.parquet("/tmp/parquet_dot")
> scala> spark.read.parquet("/tmp/parquet_dot").show
> +--------+
> |col.dots|
> +--------+
> | 1|
> | null|
> +--------+
> {code}
> *ORC*
> {code}
> scala> Seq(Some(1), None).toDF("col.dots").write.orc("/tmp/orc_dot")
> scala> spark.read.orc("/tmp/orc_dot").show
> org.apache.spark.sql.catalyst.parser.ParseException:
> mismatched input '.' expecting ':'(line 1, pos 10)
> == SQL ==
> struct<col.dots:int>
> ----------^^^
> {code}
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
