[teiid-issues] [JBoss JIRA] (TEIID-2249) Enable the use of temporary tables for those data sources that support them instead of IN criteria for EDS

Van Halbert (JIRA) issues at jboss.org
Thu Mar 13 11:14:10 EDT 2014


     [ https://issues.jboss.org/browse/TEIID-2249?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Van Halbert reopened TEIID-2249:
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> Enable the use of temporary tables for those data sources that support them instead of IN criteria for EDS
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: TEIID-2249
>                 URL: https://issues.jboss.org/browse/TEIID-2249
>             Project: Teiid
>          Issue Type: Feature Request
>          Components: Query Engine
>            Reporter: Debbie Steigner
>            Assignee: Van Halbert
>             Fix For: 8.5
>
>
> Our proposal is to allow for the more efficient use of large ad-hoc result-sets by rather than creating a long 'IN' list, inserting them in to a temporary table - for example a # table in Sybase and SQL Server - and then generating an SQL join to that instead.
> One of the difference to materialized views (or at least my understanding), is that this work happens at a data-source rather than within the Teiid server.

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