[ https://issues.apache.org/jira/browse/CALCITE-2344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vladimir Sitnikov updated CALCITE-2344: --------------------------------------- Description: {{RexUtil}} might incorrectly infer a $0 IS NULL predicate even in case $0 is not nullable. This might cause assertion errors afterwards. (was: {{RexUtil}} might incorrectly infer a IS NULL predicate would cause a reference over a window function to return null, but a window function type is never nullable.) > Avoid inferring $0=null predicate from $0 IS NULL when… … $0 is not nullable > ---------------------------------------------------------------------------- > > Key: CALCITE-2344 > URL: https://issues.apache.org/jira/browse/CALCITE-2344 > Project: Calcite > Issue Type: Bug > Reporter: Laurent Goujon > Assignee: Laurent Goujon > Priority: Major > > {{RexUtil}} might incorrectly infer a $0 IS NULL predicate even in case $0 > is not nullable. This might cause assertion errors afterwards. -- This message was sent by Atlassian JIRA (v7.6.3#76005)