[SPARK-31937] Support processing array/map/struct type using spark noserde mode

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.2.0
• Component/s: SQL
• Assignee: angerszhu
• Reporter: angerszhu
• Created: 09/Jun/20 01:52
• Updated: 12/Dec/22 18:10
• Resolved: 19/Apr/21 08:02

Description

Currently, It is not supported to use script(e.g. python) to process array type or map type, it will complain with below message:
org.apache.spark.sql.catalyst.expressions.UnsafeArrayData cannot be cast to [Ljava.lang.Object
org.apache.spark.sql.catalyst.expressions.UnsafeMapData cannot be cast to java.util.Map

To support it

 

https://github.com/apache/spark/pull/29085/commits/43d0f24f2c769dc270cf7e5fa2c5c13c32d0a631?file-filters%5B%5D=.scala

Issue Links

• links to: [Github] Pull Request #30957 (AngersZhuuuu)
• links to: [Github] Pull Request #30957 (AngersZhuuuu)