[jira] [Comment Edited] (BEAM-11722) SpannerIO.read() parallelism limited by partition count

["Niel Markwick (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/BEAM-11722?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17278781#comment-17278781 ] 

Niel Markwick edited comment on BEAM-11722 at 2/4/21, 11:31 AM:
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I will follow up with Spanner engineering to determine whether these options are actually used (and incorrectly documented), and log a feature request if not. 

 

Thanks for raising. 


was (Author: nielm):
I will follow up with Spanner engineer to determine whether these options are actually used (and incorrectly documented), and log a feature request if not. 

 

Thanks for raising. 

> SpannerIO.read() parallelism limited by partition count
> -------------------------------------------------------
>
>                 Key: BEAM-11722
>                 URL: https://issues.apache.org/jira/browse/BEAM-11722
>             Project: Beam
>          Issue Type: Bug
>          Components: io-java-gcp
>            Reporter: Udi Meiri
>            Assignee: Niel Markwick
>            Priority: P2
>              Labels: google-cloud-spanner
>
> Setting the partition size / count is not possible: 
> {code} Note: This hint is currently ignored by sessions.partitionQuery and sessions.partitionRead requests.{code}
> https://cloud.google.com/spanner/docs/reference/rest/v1/PartitionOptions
> Adding a Reshuffle might be the only choice, but it adds time and resource usage.
> cc: [~chamikara][~nielm]



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