[ https://issues.apache.org/jira/browse/FLINK-20756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dian Fu reassigned FLINK-20756: ------------------------------- Assignee: Huang Xingbo > PythonCalcSplitConditionRule is not working as expected > ------------------------------------------------------- > > Key: FLINK-20756 > URL: https://issues.apache.org/jira/browse/FLINK-20756 > Project: Flink > Issue Type: Bug > Components: API / Python > Reporter: Wei Zhong > Assignee: Huang Xingbo > Priority: Major > Labels: pull-request-available > > Currently if users write such a SQL: > `SELECT pyFunc5(f0, f1) FROM (SELECT e.f0, e.f1 FROM (SELECT pyFunc5(a) as e > FROM MyTable) where e.f0 is NULL)` > It will be optimized to: > `FlinkLogicalCalc(select=[pyFunc5(pyFunc5(a)) AS f0]) > +- FlinkLogicalCalc(select=[a], where=[IS NULL(pyFunc5(a).f0)]) > +- FlinkLogicalLegacyTableSourceScan(table=[[default_catalog, > default_database, MyTable, source: [TestTableSource(a, b, c, d)]]], > fields=[a, b, c, d])` > The optimized plan is not runnable, we need to fix this. -- This message was sent by Atlassian Jira (v8.3.4#803005)