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From "Philip Thompson (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-10840) Replacing an aggregate with a new version doesn't reset INITCOND
Date Thu, 10 Dec 2015 22:34:11 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-10840?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Philip Thompson updated CASSANDRA-10840:
----------------------------------------
    Reproduced In: 2.2.4

> Replacing an aggregate with a new version doesn't reset INITCOND
> ----------------------------------------------------------------
>
>                 Key: CASSANDRA-10840
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-10840
>             Project: Cassandra
>          Issue Type: Bug
>          Components: CQL
>         Environment: Observed in Cassandra 2.2.4, though it might be an issue in 3.0
as well
>            Reporter: Sandeep Tamhankar
>            Assignee: Robert Stupp
>             Fix For: 2.2.x, 3.0.x, 3.x
>
>
> {code}
> use simplex;
>       CREATE FUNCTION state_group_and_sum(state map<int, int>, star_rating int)
>                       CALLED ON NULL INPUT
>                       RETURNS map<int, int>
>                       LANGUAGE java
>                       AS 'if (state.get(star_rating) == null) state.put(star_rating,
1); else state.put(star_rating, ((Integer) state.get(star_rating)) + 1); return state;';
>       CREATE FUNCTION percent_stars(state map<int,int>)
>                       RETURNS NULL ON NULL INPUT
>                       RETURNS map<int, int>
>                       LANGUAGE java AS 'Integer sum = 0; for(Object k : state.keySet())
{ sum = sum + (Integer) state.get((Integer) k); } java.util.Map<Integer, Integer> results
= new java.util.HashMap<Integer, Integer>(); for(Object k : state.keySet()) { results.put((Integer)
k, ((Integer) state.get((Integer) k))*100 / sum); } return results;';
> CREATE OR REPLACE AGGREGATE group_and_sum(int)
>                     SFUNC state_group_and_sum
>                     STYPE map<int, int>
>                     FINALFUNC percent_stars
>                     INITCOND {}
> # View the aggregates
> select * from system.schema_aggregates;
> # Now update
> CREATE OR REPLACE AGGREGATE group_and_sum(int)
>                     SFUNC state_group_and_sum
>                     STYPE map<int, int>
>                     FINALFUNC percent_stars
>                     INITCOND NULL
> # View the aggregates
> select * from system.schema_aggregates;
> {code}
> Expected result:
> * The update should have made initcond null
> Actual result:
> * The update did not touch INITCOND.



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