[ https://issues.apache.org/jira/browse/CALCITE-3330?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Haisheng Yuan resolved CALCITE-3330. ------------------------------------ Fix Version/s: 1.22.0 Resolution: Fixed Fixed in https://github.com/apache/calcite/commit/e43595482617b1bb991407800c068a0c727e5c17. > propagateCostImprovements() could result in stack overflow > ---------------------------------------------------------- > > Key: CALCITE-3330 > URL: https://issues.apache.org/jira/browse/CALCITE-3330 > Project: Calcite > Issue Type: Bug > Reporter: Xiening Dai > Assignee: Xiening Dai > Priority: Major > Labels: pull-request-available > Fix For: 1.22.0 > > Time Spent: 0.5h > Remaining Estimate: 0h > > Current implementation uses depth first approach for propagating cost > improvements to parent rel nodes. This could lead to stack overflow if the > rel node hierarchy is very deep. Suggest use breath first approach for cost > propagation. -- This message was sent by Atlassian Jira (v8.3.4#803005)