[ https://issues.apache.org/jira/browse/HAWQ-1214?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Paul Guo updated HAWQ-1214: --------------------------- Summary: Remove resource_parameters (was: Remove resource_parameters in calculate_planner_segment_num()) > Remove resource_parameters > -------------------------- > > Key: HAWQ-1214 > URL: https://issues.apache.org/jira/browse/HAWQ-1214 > Project: Apache HAWQ > Issue Type: Bug > Reporter: Paul Guo > Assignee: Paul Guo > > The reasons are: > 1) It is not used anymore. > 2) Have seen crash due to this. The scenario is that: > > The datalocality memory context on which resource_parameters is palloc-ed is > reset before calculate_planner_segment_num() finishes, thus later access to > resource_parameters could lead to crash or wrong results. A code path example > which could lead to segfault is: > ProcessUtility()->PerformCursorOpen()->_copyPlannedStmt()->_copyQueryResourceParameters() -- This message was sent by Atlassian JIRA (v6.3.4#6332)