Jihoon Son created TAJO-345:
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Summary: MergeScanner should support projectable storages
Key: TAJO-345
URL: https://issues.apache.org/jira/browse/TAJO-345
Project: Tajo
Issue Type: Bug
Components: storage
Reporter: Jihoon Son
Assignee: Jihoon Son
Fix For: 0.8-incubating
MergeScanner sequentially scans multiple fragments of the same table.
If the table is stored as a columnar file such as RCFile, MergeScanner should
read only target columns.
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