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https://issues.apache.org/jira/browse/HUDI-9030?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lokesh Jain updated HUDI-9030:
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Description:
Validate and certify log files and marker interplays in MOR using table
version6 in comparison to using 0.x writer.
Below table lists the behaviour related to log files and marker generation in
0.x and compares it with 1.x with table version 6 and 1.x with latest table
version.
|| ||0.x||Table Version 6||1.x||
|Log File name Instant|Base file instant|Base file instant|Deltacommit instant|
|Log File name Write Token|Rollover log write token is always newly created
Log write token is created from latest log file|Rollover log write token
concept is removed. Log write token is used instead.|Rollover log write token
concept is removed. Log write token is used instead.|
|Log file version|Computed using latest log file|Computed using latest log
file|Computed using latest log file|
|Append to existing log file|Allowed|Not Supported. Writes happen to a new
file.|Not Supported. Writes happen to a new file.|
|Marker generation|Marker is created during append as well as when a new file
is created|Marker is created every time a new log file is created|Marker is
created every time a new log file is created|
was:
Validate and certify log files and marker interplays in MOR using table
version6 in comparison to using 0.x writer.
Below table
|| ||0.x||Table Version 6||1.x||
|Log File name Instant|Base file instant|Base file instant|Deltacommit instant|
|Log File name Write Token|Rollover log write token is always newly created
Log write token is created from latest log file|Rollover log write token
concept is removed. Log write token is used instead.|Rollover log write token
concept is removed. Log write token is used instead.|
|Log file version|Computed using latest log file|Computed using latest log
file|Computed using latest log file|
|Append to existing log file|Allowed|Not Supported. Writes happen to a new
file.|Not Supported. Writes happen to a new file.|
|Marker generation|Marker is created during append as well as when a new file
is created|Marker is created every time a new log file is created|Marker is
created every time a new log file is created|
> Validate and certify log files and marker interplays in MOR using table
> version6
> ---------------------------------------------------------------------------------
>
> Key: HUDI-9030
> URL: https://issues.apache.org/jira/browse/HUDI-9030
> Project: Apache Hudi
> Issue Type: Sub-task
> Reporter: sivabalan narayanan
> Assignee: Lokesh Jain
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.0.2
>
> Original Estimate: 6h
> Remaining Estimate: 6h
>
> Validate and certify log files and marker interplays in MOR using table
> version6 in comparison to using 0.x writer.
> Below table lists the behaviour related to log files and marker generation in
> 0.x and compares it with 1.x with table version 6 and 1.x with latest table
> version.
> || ||0.x||Table Version 6||1.x||
> |Log File name Instant|Base file instant|Base file instant|Deltacommit
> instant|
> |Log File name Write Token|Rollover log write token is always newly created
> Log write token is created from latest log file|Rollover log write token
> concept is removed. Log write token is used instead.|Rollover log write token
> concept is removed. Log write token is used instead.|
> |Log file version|Computed using latest log file|Computed using latest log
> file|Computed using latest log file|
> |Append to existing log file|Allowed|Not Supported. Writes happen to a new
> file.|Not Supported. Writes happen to a new file.|
> |Marker generation|Marker is created during append as well as when a new file
> is created|Marker is created every time a new log file is created|Marker is
> created every time a new log file is created|
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