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Implement column size metrics for ORC #19

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omalley opened this issue Mar 14, 2018 · 1 comment
Open

Implement column size metrics for ORC #19

omalley opened this issue Mar 14, 2018 · 1 comment

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@omalley
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omalley commented Mar 14, 2018

This is blocked on ORC-305 and a release that contains it.
@rdblue
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rdblue commented Mar 16, 2018

If it helps, I don't think this needs to be exact. We just want a rough estimate of the cost of a column for CBO.

mccheah added a commit to mccheah/iceberg that referenced this issue Dec 5, 2018
@mccheah @rdblue
Set derby log system property earlier (Netflix#19)
f9c8cde 
Otherwise an empty hive/derby.log file is created when running the tests.
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@rdblue @omalley