[jboss-jira] [JBoss JIRA] (WFLY-4123) Provide a 'map_reduce' operation to execute domain wide queries on the server side

[Heiko Braun (JIRA)]

     [ https://issues.jboss.org/browse/WFLY-4123?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Heiko Braun updated WFLY-4123:
------------------------------
    Summary: Provide a 'map_reduce' operation to execute domain wide queries on the server side  (was: Provide a top-level 'map' operation to execute domain wide queries on the server side)


> Provide a 'map_reduce' operation to execute domain wide queries on the server side
> ----------------------------------------------------------------------------------
>
>                 Key: WFLY-4123
>                 URL: https://issues.jboss.org/browse/WFLY-4123
>             Project: WildFly
>          Issue Type: Feature Request
>            Reporter: Heiko Braun
>            Assignee: Heiko Braun
>             Fix For: 9.0.0.Beta1
>
>
> See https://github.com/hpehl/map-reduce
> {code:java}
> ModelNode address = new ModelNode();
> address.add("profile", "*")
>        .add("subsystem", "datasources")
>        .add("data-source", "*");
> ModelNode filter = new ModelNode();
> filter.add("driver-name", "h2")
>       .add("enabled", true);
> ModelNode op = new ModelNode();
> op.get(OP).set(MAP_REDUCE);
> op.get(ADDRESS_TEMPLATE).set(address);
> op.get(FILTER).set(filter);
> // To return datasources where (driver-name == h2 || enabled == true) use
> // op.get(FILTER_CONJUNCT).set(false);
> {code}



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