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https://issues.apache.org/jira/browse/CARBONDATA-1901?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
kumar vishal reassigned CARBONDATA-1901:
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Assignee: kumar vishal
> Fixed Pre aggregate data map creation and query parsing
> -------------------------------------------------------
>
> Key: CARBONDATA-1901
> URL:
https://issues.apache.org/jira/browse/CARBONDATA-1901> Project: CarbonData
> Issue Type: Improvement
> Reporter: kumar vishal
> Assignee: kumar vishal
> Time Spent: 10m
> Remaining Estimate: 0h
>
> *Problem:*Fixed below issues in case of pre aggregate
> 1. Pre aggregate data map table column order is not as per query given by user because of which while data is loaded to wrong column
> 2. when aggregate function contains any expression query is failing with match error
> 3. pre aggregate data map columns and parent tables columns encoder is not matching
> *Solution:*
> 1. Do not consider group columns in pre aggregate
> 2. when aggregate function contains any expression hit the maintable
> 3. Get encoder from main table and add in pre aggregate table column
> When aggregation type is sum or avg create measure column
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