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https://issues.apache.org/jira/browse/HUDI-7884?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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sivabalan narayanan updated HUDI-7884:
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    Description: 
We wanted to support reading 1.x tables in 0.16.0 reader. 

Either entire timeline will be in 0.x or in 1.x. So, lets design a 
HoodieDefaultTimeline to be able to parse either timeline based on table 
version. We could define Hoodie0.xDefaultTimeline and Hoodie1.xDefaultTimeline 
and internally(w/n HoodieDefaultTimeline) to delegate to either of them. 

 

Related PR links:

[HUDI-6776] Replace JSON with Avro bytes for commit metadata 
[https://github.com/apache/hudi/pull/9579] 

  was:
We wanted to support reading 1.x tables in 0.16.0 reader. 

Either entire timeline will be in 0.x or in 1.x. So, lets design a 
HoodieDefaultTimeline to be able to parse either timeline based on table 
version. We could define Hoodie0.xDefaultTimeline and Hoodie1.xDefaultTimeline 
and internally(w/n HoodieDefaultTimeline) to delegate to either of them. 

 


> Design HoodieDefaultTimeline to be able to read timeline both from 0.16.0 and 
> from 1.0
> --------------------------------------------------------------------------------------
>
>                 Key: HUDI-7884
>                 URL: https://issues.apache.org/jira/browse/HUDI-7884
>             Project: Apache Hudi
>          Issue Type: Improvement
>          Components: reader-core
>            Reporter: sivabalan narayanan
>            Assignee: sivabalan narayanan
>            Priority: Major
>
> We wanted to support reading 1.x tables in 0.16.0 reader. 
> Either entire timeline will be in 0.x or in 1.x. So, lets design a 
> HoodieDefaultTimeline to be able to parse either timeline based on table 
> version. We could define Hoodie0.xDefaultTimeline and 
> Hoodie1.xDefaultTimeline and internally(w/n HoodieDefaultTimeline) to 
> delegate to either of them. 
>  
> Related PR links:
> [HUDI-6776] Replace JSON with Avro bytes for commit metadata 
> [https://github.com/apache/hudi/pull/9579] 



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