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Posted to notifications@asterixdb.apache.org by "Till Westmann (Jira)" <ji...@apache.org> on 2020/11/24 00:39:03 UTC

[jira] [Updated] (ASTERIXDB-2526) Array-item access requires data copy in some cases

     [ https://issues.apache.org/jira/browse/ASTERIXDB-2526?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Till Westmann updated ASTERIXDB-2526:
-------------------------------------
    Fix Version/s:     (was: 0.9.5)
                   0.9.6

> Array-item access requires data copy in some cases
> --------------------------------------------------
>
>                 Key: ASTERIXDB-2526
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-2526
>             Project: Apache AsterixDB
>          Issue Type: Task
>          Components: RT - Runtime, TYPE - Data Model
>    Affects Versions: 0.9.4
>            Reporter: Till Westmann
>            Assignee: Till Westmann
>            Priority: Major
>             Fix For: 0.9.6
>
>
> Currently the access to an item in a typed array requires a data copy, as the (shared) type and the data need to be copied to adjacent memory locations to allow for processing by the current pointables. Instead, the {{TaggedValuePointable}} could be changed to separate the {{tag}} from the {{value}}, so that they don't need to be in adjacent memory locations.



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