Xuefu Zhang created HIVE-14885: ---------------------------------- Summary: Support PPD for nested columns Key: HIVE-14885 URL: https://issues.apache.org/jira/browse/HIVE-14885 Project: Hive Issue Type: Improvement Components: Logical Optimizer, Serializers/Deserializers Affects Versions: 2.1.0 Reporter: Xuefu Zhang
It looks like that PPD doesn't work for nested columns, at least not for Parquet. For a given schema {code} hive> desc nested; OK a int b string c struct<d:int,e:string> {code} PPD works for a query like {code} select * from nested where a=1; {code} while NOT for {code} select * from nested where c.d=2; {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)