[ https://issues.apache.org/jira/browse/HIVE-347?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Namit Jain updated HIVE-347: ---------------------------- Status: Open (was: Patch Available) > [hive] lot of mappers due to a user error while specifying the partitioning > column > ---------------------------------------------------------------------------------- > > Key: HIVE-347 > URL: https://issues.apache.org/jira/browse/HIVE-347 > Project: Hadoop Hive > Issue Type: Bug > Components: Query Processor > Reporter: Namit Jain > Assignee: Namit Jain > Attachments: hive.347.1.patch, hive.347.2.patch, hive.347.3.patch > > > A common scenario when the table is partitioned on 'ds' column which is of > type 'string' of a certain format 'yyyy-mm-dd' > However, if the user forgets to add quotes while specifying the query: > select ... from T where ds = 2009-02-02 > 2009-02-02 is a valid integer expression. So, partition pruning makes all > partitions unknown, since 2009-02-02 to double conversion is null. > If all partitions are unknown, in strict mode, we should thrown an error -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.