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yuqi commented on CALCITE-1881: ------------------------------- [~julianhyde] I have make merge request for this issue, please help to review my code if possible,thank you > User-defined function can't identify Date and TimeStamp when both exist > ----------------------------------------------------------------------- > > Key: CALCITE-1881 > URL: https://issues.apache.org/jira/browse/CALCITE-1881 > Project: Calcite > Issue Type: Bug > Affects Versions: 1.12.0 > Reporter: yuqi > Assignee: Julian Hyde > > define user-define class with two mehtod: > {code:java} > evaluate(Date d); > evaluate(TIMESTAMP t); > {code} > {code:java} > The table is : > CREATE TABLE file_source ( > name VARCHAR, > d TIMESTAMP > ) > {code} > and the sql is : > {code:java} > CREATE TEMPORARY function 'TESTUDF' AS > 'com.netease.sloth.server.actor.TestUDF'; > INSERT INTO db_sink SELECT name, TESTUDF(d) FROM file_source; > {code} > Calcite do not know which method should be call and get error: > {code:java} > java.lang.AssertionError > at > org.apache.calcite.sql.type.SqlTypeExplicitPrecedenceList.compareTypePrecedence(SqlTypeExplicitPrecedenceList.java:153) > at org.apache.calcite.sql.SqlUtil.bestMatch(SqlUtil.java:627) > at > org.apache.calcite.sql.SqlUtil.filterRoutinesByTypePrecedence(SqlUtil.java:593) > at > org.apache.calcite.sql.SqlUtil.lookupSubjectRoutines(SqlUtil.java:447) > at org.apache.calcite.sql.SqlUtil.lookupRoutine(SqlUtil.java:371) > at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:245) > at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:223) > at > org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4882) > at > org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4869) > at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:137) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1580) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1565) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.expandSelectItem(SqlValidatorImpl.java:447) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelectList(SqlValidatorImpl.java:3671) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:3180) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.validateInsert(SqlValidatorImpl.java:3845) > at org.apache.calcite.sql.SqlInsert.validate(SqlInsert.java:148) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:887) > at > org.apache.calcite.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:597) > at org.apache.calcite.prepare.PlannerImpl.validate(PlannerImpl.java:188) > at > com.netease.sloth.server.plan.SlothPlanner.parseSqlDml(SlothPlanner.java:670) > at > com.netease.sloth.server.actor.AbstractJobManager.handle(AbstractJobManager.java:165) > at com.netease.sloth.server.actor.MyTest.testRunJobLocal(MyTest.java:60) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:497) > at > org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) > at > org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) > at > org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) > at > org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) > at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) > at > org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) > at > org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) > at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) > at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) > at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) > at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) > at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) > at org.junit.runners.ParentRunner.run(ParentRunner.java:363) > at org.junit.runner.JUnitCore.run(JUnitCore.java:137) > at > com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:117) > at > com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42) > at > com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:262) > at > com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:84) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:497) > at com.intellij.rt.execution.application.AppMain.main(AppMain.java:147) > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029)