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https://issues.apache.org/jira/browse/HUDI-9543?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Davis Zhang updated HUDI-9543:
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Description:
If secondary key column contains null, the SI does not track those records.
Plan: Escape some char and use the unescaped version as the note for null str
Use Null character (ASCII 0) to represent null
for normal string, escape Null character (ASCII 0) to '\' + Null character
(ASCII 0)
Make sure reader and writer path works for this
was:
If secondary key column contains null, the SI does not track those records.
Plan: Escape some char and use the unescaped version as the note for null str
Use Null character (ASCII 0) to represent null
for normal string, escape Null character (ASCII 0) to Null character (ASCII 0)
+ 1
Make sure reader and writer path works for this
> Secondary index does not handle null char properly
> --------------------------------------------------
>
> Key: HUDI-9543
> URL: https://issues.apache.org/jira/browse/HUDI-9543
> Project: Apache Hudi
> Issue Type: Bug
> Components: index
> Affects Versions: 1.1.0
> Reporter: Davis Zhang
> Assignee: Davis Zhang
> Priority: Critical
>
> If secondary key column contains null, the SI does not track those records.
>
> Plan: Escape some char and use the unescaped version as the note for null str
> Use Null character (ASCII 0) to represent null
> for normal string, escape Null character (ASCII 0) to '\' + Null character
> (ASCII 0)
> Make sure reader and writer path works for this
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