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Jinho Kim commented on TAJO-199:
--------------------------------
++1
This is indeed necessary work.
Thank you!!
> All relations in catalog must have data volume size.
> ----------------------------------------------------
>
> Key: TAJO-199
> URL: https://issues.apache.org/jira/browse/TAJO-199
> Project: Tajo
> Issue Type: Improvement
> Components: catalog, planner/optimizer, storage
> Reporter: Hyunsik Choi
> Assignee: Hyunsik Choi
> Fix For: 0.2-incubating
>
> Attachments: TAJO-199_2.patch, TAJO-199.patch
>
>
> Some relations generated in specific file format like RCFile and Trevni may have 0 bytes
as a data volume. In order to use data volume as some factor in query optimization, we need
to force all relations to have exact data volume.
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