[jira] [Assigned] (SPARK-36210) Preserve column insertion order in Dataset.withColumns
[ https://issues.apache.org/jira/browse/SPARK-36210?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] L. C. Hsieh reassigned SPARK-36210: --- Assignee: koert kuipers > Preserve column insertion order in Dataset.withColumns > -- > > Key: SPARK-36210 > URL: https://issues.apache.org/jira/browse/SPARK-36210 > Project: Spark > Issue Type: Bug > Components: SQL >Affects Versions: 3.1.2 >Reporter: koert kuipers >Assignee: koert kuipers >Priority: Minor > > Dataset.withColumns uses a Map (columnMap) to store the mapping of column > name to column. however this loses the order of the columns. also none of the > operations used on the Map (find and filter) benefits from the map's lookup > features. so it seems simpler to use a Seq instead, which also preserves the > insertion order. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Assigned] (SPARK-36210) Preserve column insertion order in Dataset.withColumns
[ https://issues.apache.org/jira/browse/SPARK-36210?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-36210: Assignee: (was: Apache Spark) > Preserve column insertion order in Dataset.withColumns > -- > > Key: SPARK-36210 > URL: https://issues.apache.org/jira/browse/SPARK-36210 > Project: Spark > Issue Type: Bug > Components: SQL >Affects Versions: 3.1.2 >Reporter: koert kuipers >Priority: Minor > > Dataset.withColumns uses a Map (columnMap) to store the mapping of column > name to column. however this loses the order of the columns. also none of the > operations used on the Map (find and filter) benefits from the map's lookup > features. so it seems simpler to use a Seq instead, which also preserves the > insertion order. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Assigned] (SPARK-36210) Preserve column insertion order in Dataset.withColumns
[ https://issues.apache.org/jira/browse/SPARK-36210?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-36210: Assignee: Apache Spark > Preserve column insertion order in Dataset.withColumns > -- > > Key: SPARK-36210 > URL: https://issues.apache.org/jira/browse/SPARK-36210 > Project: Spark > Issue Type: Bug > Components: SQL >Affects Versions: 3.1.2 >Reporter: koert kuipers >Assignee: Apache Spark >Priority: Minor > > Dataset.withColumns uses a Map (columnMap) to store the mapping of column > name to column. however this loses the order of the columns. also none of the > operations used on the Map (find and filter) benefits from the map's lookup > features. so it seems simpler to use a Seq instead, which also preserves the > insertion order. -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
