Jane Chan created FLINK-27965: --------------------------------- Summary: Query schema is not correct for insert overwrite clause when source and target table are same Key: FLINK-27965 URL: https://issues.apache.org/jira/browse/FLINK-27965 Project: Flink Issue Type: Bug Components: Table SQL / Planner Affects Versions: 1.15.0 Reporter: Jane Chan
h3. How to reproduce Add the following test under TableEnvironmentITCase {code:java} @Test def testExplainInsertOverwrite(): Unit = { val sinkPath = tempFolder.newFolder().toString tEnv.executeSql( s""" |create table MySink ( | first string, | part string |) partitioned by (part) |with ( | 'connector' = 'filesystem', | 'path' = '$sinkPath', | 'format' = 'testcsv' |) """.stripMargin) tEnv.executeSql( "explain plan for " + "insert overwrite MySink partition (part = '123') " + "select first from MySink where part = '123'") } {code} h3. Stacktrace {code:java} org.apache.flink.table.api.ValidationException: Column types of query result and sink for 'default_catalog.default_database.MySink' do not match. Cause: Different number of columns.Query schema: [first: STRING, EXPR$1: STRING NOT NULL, EXPR$2: STRING NOT NULL] Sink schema: [first: STRING, part: STRING] at org.apache.flink.table.planner.connectors.DynamicSinkUtils.createSchemaMismatchException(DynamicSinkUtils.java:453) at org.apache.flink.table.planner.connectors.DynamicSinkUtils.validateSchemaAndApplyImplicitCast(DynamicSinkUtils.java:256) at org.apache.flink.table.planner.connectors.DynamicSinkUtils.convertSinkToRel(DynamicSinkUtils.java:208) at org.apache.flink.table.planner.connectors.DynamicSinkUtils.convertSinkToRel(DynamicSinkUtils.java:170) at org.apache.flink.table.planner.delegation.PlannerBase.$anonfun$translateToRel$1(PlannerBase.scala:258) at scala.Option.map(Option.scala:146) at org.apache.flink.table.planner.delegation.PlannerBase.translateToRel(PlannerBase.scala:228) at org.apache.flink.table.planner.delegation.PlannerBase.$anonfun$getExplainGraphs$2(PlannerBase.scala:508) at scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:233) at scala.collection.Iterator.foreach(Iterator.scala:937) at scala.collection.Iterator.foreach$(Iterator.scala:937) at scala.collection.AbstractIterator.foreach(Iterator.scala:1425) at scala.collection.IterableLike.foreach(IterableLike.scala:70) at scala.collection.IterableLike.foreach$(IterableLike.scala:69) at scala.collection.AbstractIterable.foreach(Iterable.scala:54) at scala.collection.TraversableLike.map(TraversableLike.scala:233) at scala.collection.TraversableLike.map$(TraversableLike.scala:226) at scala.collection.AbstractTraversable.map(Traversable.scala:104) at org.apache.flink.table.planner.delegation.PlannerBase.getExplainGraphs(PlannerBase.scala:487) at org.apache.flink.table.planner.delegation.StreamPlanner.explain(StreamPlanner.scala:93) at org.apache.flink.table.planner.delegation.StreamPlanner.explain(StreamPlanner.scala:50) at org.apache.flink.table.api.internal.TableEnvironmentImpl.explainInternal(TableEnvironmentImpl.java:664) at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:1298) at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeSql(TableEnvironmentImpl.java:701) at org.apache.flink.table.api.TableEnvironmentITCase.testExplainInsertOverwrite(TableEnvironmentITCase.scala:179) 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:498) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54) at org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45) {code} -- This message was sent by Atlassian Jira (v8.20.7#820007)