[jira] [Resolved] (HIVE-18243) Cartesian error for joins defined in where clause

["Zoltan Haindrich (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-18243?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zoltan Haindrich resolved HIVE-18243.
-------------------------------------
    Resolution: Fixed

this have been already fixed in a separate ticket

> Cartesian error for joins defined in where clause
> -------------------------------------------------
>
>                 Key: HIVE-18243
>                 URL: https://issues.apache.org/jira/browse/HIVE-18243
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Zoltan Haindrich
>            Priority: Major
>
> this issue was hidden; because of HIVE-18238
> {code}
> create table agg_01 (amount int, dim_shops_id int);
> create table dim_shops (id int);
> EXPLAIN SELECT agg.amount
> FROM agg_01 agg,
> dim_shops d1
> WHERE agg.dim_shops_id = d1.id
> and agg.dim_shops_id = 1;
> {code}
> emits a cartesian product error
> {code}
> 2017-12-07T04:48:20,612 ERROR [c7a4797b-2635-4e28-9e0b-af2e4d26f2bc main] ql.Driver: FAILED: SemanticException Cartesian products are disabled for safety reasons. If you know what you are doing, please sethive.strict.checks.cartesian.product to false and that hive.mapred.mode is not set to 'strict' to proceed. Note that if you may get errors or incorrect results if you make a mistake while using some of the unsafe features.
> {code}
> from the plan: 
> https://github.com/apache/hive/blob/7ddd915bf82a68c8ab73b0c4ca409f1a6d43d227/ql/src/test/results/clientpositive/llap/dynamic_partition_pruning_2.q.out#L591
> It doesn't seem to be that a cartesian join being happening...possibly the check is overreacting...



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