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https://issues.apache.org/jira/browse/BEAM-4663?focusedWorklogId=153593&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-153593
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ASF GitHub Bot logged work on BEAM-4663:
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Author: ASF GitHub Bot
Created on: 11/Oct/18 17:28
Start Date: 11/Oct/18 17:28
Worklog Time Spent: 10m
Work Description: vectorijk opened a new pull request #6656: [BEAM-4663]
[SQL] CBO cost calculation
URL: https://github.com/apache/beam/pull/6656
Implement computeSelfCost() for CBO in Beam*Rel
This PR is cherrypicked from #5481 . As Kenn mentioned before, we should
switch to estimateRowSize in RowCoder.
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Issue Time Tracking
-------------------
Worklog Id: (was: 153593)
Time Spent: 1h (was: 50m)
> Implement Cost calculations for Cost-Based Optimization (CBO)
> --------------------------------------------------------------
>
> Key: BEAM-4663
> URL: https://issues.apache.org/jira/browse/BEAM-4663
> Project: Beam
> Issue Type: Sub-task
> Components: dsl-sql
> Reporter: Kai Jiang
> Priority: Major
> Time Spent: 1h
> Remaining Estimate: 0h
>
> To support CBO, we should implement methods in each Beam*Rel.java.
> computeSelfCost(...) as our first step.
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