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https://issues.apache.org/jira/browse/BEAM-8508?focusedWorklogId=339640&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-339640
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ASF GitHub Bot logged work on BEAM-8508:
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Author: ASF GitHub Bot
Created on: 06/Nov/19 23:35
Start Date: 06/Nov/19 23:35
Worklog Time Spent: 10m
Work Description: 11moon11 commented on issue #9943: [BEAM-8508] [SQL]
Standalone filter push down
URL: https://github.com/apache/beam/pull/9943#issuecomment-550550057
`PushDownRule` should not be applied to the same BeamIOSourceRel more than
once.
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Issue Time Tracking
-------------------
Worklog Id: (was: 339640)
Time Spent: 3h 50m (was: 3h 40m)
> [SQL] Support predicate push-down without project push-down
> -----------------------------------------------------------
>
> Key: BEAM-8508
> URL: https://issues.apache.org/jira/browse/BEAM-8508
> Project: Beam
> Issue Type: Improvement
> Components: dsl-sql
> Reporter: Kirill Kozlov
> Assignee: Kirill Kozlov
> Priority: Major
> Time Spent: 3h 50m
> Remaining Estimate: 0h
>
> In this PR: [https://github.com/apache/beam/pull/9863]
> Support for Predicate push-down is added, but only for IOs that support
> project push-down.
> In order to accomplish that some checks need to be added to not perform
> certain Calc and IO manipulations when only filter push-down is needed.
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