[jira] [Updated] (HIVE-15757) Allow EXISTS/NOT EXISTS correlated subquery with aggregates
[ https://issues.apache.org/jira/browse/HIVE-15757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jesus Camacho Rodriguez updated HIVE-15757: --- Fix Version/s: 4.0.0 > Allow EXISTS/NOT EXISTS correlated subquery with aggregates > --- > > Key: HIVE-15757 > URL: https://issues.apache.org/jira/browse/HIVE-15757 > Project: Hive > Issue Type: Sub-task > Components: Query Planning >Reporter: Vineet Garg >Assignee: Krisztian Kasa >Priority: Major > Labels: pull-request-available, sub-query > Fix For: 4.0.0 > > Time Spent: 40m > Remaining Estimate: 0h > > Currently HIVE doesn't allow correlated EXISTS/NOT EXISTS subqueries which > has aggregate without group by e.g. > {code} select * > from src b > where exists > (select count(*) > from src a > where b.value = a.value and a.key = b.key and a.value > 'val_9' > ) ; > {code} > Such queries could be rewritten to replace EXISTS/NOT EXISTS predicate with > {{true}} or {{false}} based on aggregate. -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (HIVE-15757) Allow EXISTS/NOT EXISTS correlated subquery with aggregates
[ https://issues.apache.org/jira/browse/HIVE-15757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] ASF GitHub Bot updated HIVE-15757: -- Labels: pull-request-available sub-query (was: sub-query) > Allow EXISTS/NOT EXISTS correlated subquery with aggregates > --- > > Key: HIVE-15757 > URL: https://issues.apache.org/jira/browse/HIVE-15757 > Project: Hive > Issue Type: Sub-task > Components: Query Planning >Reporter: Vineet Garg >Assignee: Krisztian Kasa >Priority: Major > Labels: pull-request-available, sub-query > Time Spent: 10m > Remaining Estimate: 0h > > Currently HIVE doesn't allow correlated EXISTS/NOT EXISTS subqueries which > has aggregate without group by e.g. > {code} select * > from src b > where exists > (select count(*) > from src a > where b.value = a.value and a.key = b.key and a.value > 'val_9' > ) ; > {code} > Such queries could be rewritten to replace EXISTS/NOT EXISTS predicate with > {{true}} or {{false}} based on aggregate. -- This message was sent by Atlassian Jira (v8.3.4#803005)