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https://issues.apache.org/jira/browse/BEAM-7545?focusedWorklogId=276433&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-276433
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ASF GitHub Bot logged work on BEAM-7545:
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Author: ASF GitHub Bot
Created on: 15/Jul/19 02:42
Start Date: 15/Jul/19 02:42
Worklog Time Spent: 10m
Work Description: amaliujia commented on pull request #9040: [BEAM-7545]
Reordering Beam Joins
URL: https://github.com/apache/beam/pull/9040#discussion_r303276650
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File path:
sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/impl/planner/BeamRuleSets.java
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@@ -103,6 +106,10 @@
// join rules
JoinPushExpressionsRule.INSTANCE,
+ JoinCommuteRule.INSTANCE,
Review comment:
Is there a good way to test the effect of adding such rules. We have seen
examples [1] and [2] that adds rules that causes issues.
[1]: https://github.com/apache/beam/pull/8035
[2]: https://github.com/apache/beam/pull/6139
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Issue Time Tracking
-------------------
Worklog Id: (was: 276433)
Time Spent: 4h 50m (was: 4h 40m)
> Row Count Estimation for CSV TextTable
> --------------------------------------
>
> Key: BEAM-7545
> URL: https://issues.apache.org/jira/browse/BEAM-7545
> Project: Beam
> Issue Type: New Feature
> Components: dsl-sql
> Reporter: Alireza Samadianzakaria
> Assignee: Alireza Samadianzakaria
> Priority: Major
> Fix For: Not applicable
>
> Time Spent: 4h 50m
> Remaining Estimate: 0h
>
> Implementing Row Count Estimation for CSV Tables by reading the first few
> lines of the file and estimating the number of records based on the length of
> these lines and the total length of the file.
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