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https://issues.apache.org/jira/browse/CARBONDATA-1457?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ravindra Pesala updated CARBONDATA-1457:
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Fix Version/s: (was: 1.4.0)
> Stabilize Struct DataType Support
> ---------------------------------
>
> Key: CARBONDATA-1457
> URL: https://issues.apache.org/jira/browse/CARBONDATA-1457
> Project: CarbonData
> Issue Type: New Feature
> Components: core, sql
> Affects Versions: 1.1.1
> Reporter: Sharanabasappa G Keriwaddi
> Assignee: Venkata Ramana G
> Priority: Major
>
> Stabilize Struct DataType Support. This is umbrella jira to track all related
> tasks.
> Following cases needs to be handled:
> ||Sub feature||Pending activity||Remarks||
> |Load,query, filter, NULL values, UDFs, Describe support|Test +
> Fix|Implementation in place needs to add test-cases and bug fix|
> |Compaction support | Test + fix | As compaction works at byte level, no
> changes required. Needs to add test-cases|
> |Insert into table| Develop | Source table data containing struct data needs
> to convert from spark datatype to string , as carbon takes string as input
> row |
> |Support DDL for Struct fields Dictionary include and Dictionary Exclude |
> Develop | Also needs to handle CarbonDictionaryDecoder to handle the same. |
> |Support multilevel struct | Develop | currently DDL is validated to allow
> only 2 levels, remove this restriction|
> |Support struct field to be a measure | Develop | Currently supports only
> dimensions |
> |Support Alter table to add and remove struct column | Develop | implement
> DDL and requires default value handling |
> |Update & Delete Support| Test + Fix | implementation is in place. Need to
> enhance test-cases and bug fix|
> |Projections of struct fields push down to carbon | Develop | this is an
> optimization, when more number of fields are present in struct |
> |Filter struct fields push down to carbon | Develop | this is an
> optimization, when more number of fields are present in struct |
> |Struct fields participate in sort column | Develop | This is can be low
> priority |
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