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https://issues.apache.org/jira/browse/FLINK-18750?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17167046#comment-17167046
]
JinxinTang commented on FLINK-18750:
------------------------------------
Seems interesting, nice reproduce code, I will check this too.
> SqlValidatorException thrown when select from a view which contains a UDTF
> call
> -------------------------------------------------------------------------------
>
> Key: FLINK-18750
> URL: https://issues.apache.org/jira/browse/FLINK-18750
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / API
> Affects Versions: 1.11.1
> Reporter: Wei Zhong
> Priority: Major
>
> When executing such code:
>
> {code:java}
> package com.example;
> import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
> import org.apache.flink.table.api.EnvironmentSettings;
> import org.apache.flink.table.api.bridge.java.StreamTableEnvironment;
> import org.apache.flink.table.functions.TableFunction;
> public class TestUTDF {
> public static class UDTF extends TableFunction<String> {
> public void eval(String input) {
> collect(input);
> }
> }
> public static void main(String[] args) {
> StreamExecutionEnvironment env =
> StreamExecutionEnvironment.getExecutionEnvironment();
> StreamTableEnvironment tEnv = StreamTableEnvironment.create(
> env, EnvironmentSettings.newInstance().useBlinkPlanner().build());
> tEnv.createTemporarySystemFunction("udtf", new UDTF());
> tEnv.createTemporaryView("source", tEnv.fromValues("a", "b",
> "c").as("f0"));
> String udtfCall = "SELECT S.f0, T.f1 FROM source as S, LATERAL
> TABLE(udtf(f0)) as T(f1)";
> System.out.println(tEnv.explainSql(udtfCall));
> String createViewCall = "CREATE VIEW tmp_view AS" + udtfCall;
> tEnv.executeSql(createViewCall);
> System.out.println(tEnv.from("tmp_view").explain());
> }
> }
> {code}
> Such a SqlValidatorException would be thrown:
>
>
> {code:java}
> == Abstract Syntax Tree ==== Abstract Syntax Tree ==LogicalProject(f0=[$0],
> f1=[$1])+- LogicalCorrelate(correlation=[$cor0], joinType=[inner],
> requiredColumns=[{0}]) :- LogicalProject(f0=[AS($0, _UTF-16LE'f0')]) :
> +- LogicalValues(tuples=[[{ _UTF-16LE'a' }, { _UTF-16LE'b' }, { _UTF-16LE'c'
> }]]) +- LogicalTableFunctionScan(invocation=[udtf($cor0.f0)],
> rowType=[RecordType(VARCHAR(2147483647) EXPR$0)])
> == Optimized Logical Plan ==Correlate(invocation=[udtf($cor0.f0)],
> correlate=[table(udtf($cor0.f0))], select=[f0,EXPR$0],
> rowType=[RecordType(CHAR(1) f0, VARCHAR(2147483647) EXPR$0)],
> joinType=[INNER])+- Calc(select=[f0]) +- Values(type=[RecordType(CHAR(1)
> f0)], tuples=[[{ _UTF-16LE'a' }, { _UTF-16LE'b' }, { _UTF-16LE'c' }]])
> == Physical Execution Plan ==Stage 1 : Data Source content : Source:
> Values(tuples=[[{ _UTF-16LE'a' }, { _UTF-16LE'b' }, { _UTF-16LE'c' }]])
> Stage 2 : Operator content : Calc(select=[f0]) ship_strategy : FORWARD
> Stage 3 : Operator content : Correlate(invocation=[udtf($cor0.f0)],
> correlate=[table(udtf($cor0.f0))], select=[f0,EXPR$0],
> rowType=[RecordType(CHAR(1) f0, VARCHAR(2147483647) EXPR$0)],
> joinType=[INNER]) ship_strategy : FORWARDException in thread "main"
> org.apache.flink.table.api.ValidationException: SQL validation failed. From
> line 4, column 14 to line 4, column 17: Column 'f0' not found in any table at
> org.apache.flink.table.planner.calcite.FlinkPlannerImpl.org$apache$flink$table$planner$calcite$FlinkPlannerImpl$$validate(FlinkPlannerImpl.scala:146)
> at
> org.apache.flink.table.planner.calcite.FlinkPlannerImpl$ToRelContextImpl.expandView(FlinkPlannerImpl.scala:204)
> at org.apache.calcite.plan.ViewExpanders$1.expandView(ViewExpanders.java:52)
> at
> org.apache.flink.table.planner.catalog.SqlCatalogViewTable.convertToRel(SqlCatalogViewTable.java:58)
> at
> org.apache.flink.table.planner.plan.schema.ExpandingPreparingTable.expand(ExpandingPreparingTable.java:59)
> at
> org.apache.flink.table.planner.plan.schema.ExpandingPreparingTable.toRel(ExpandingPreparingTable.java:55)
> at
> org.apache.calcite.rel.core.RelFactories$TableScanFactoryImpl.createScan(RelFactories.java:533)
> at org.apache.calcite.tools.RelBuilder.scan(RelBuilder.java:1044) at
> org.apache.calcite.tools.RelBuilder.scan(RelBuilder.java:1068) at
> org.apache.flink.table.planner.plan.QueryOperationConverter$SingleRelVisitor.visit(QueryOperationConverter.java:349)
> at
> org.apache.flink.table.planner.plan.QueryOperationConverter$SingleRelVisitor.visit(QueryOperationConverter.java:152)
> at
> org.apache.flink.table.operations.CatalogQueryOperation.accept(CatalogQueryOperation.java:69)
> at
> org.apache.flink.table.planner.plan.QueryOperationConverter.defaultMethod(QueryOperationConverter.java:149)
> at
> org.apache.flink.table.planner.plan.QueryOperationConverter.defaultMethod(QueryOperationConverter.java:131)
> at
> org.apache.flink.table.operations.utils.QueryOperationDefaultVisitor.visit(QueryOperationDefaultVisitor.java:92)
> at
> org.apache.flink.table.operations.CatalogQueryOperation.accept(CatalogQueryOperation.java:69)
> at
> org.apache.flink.table.planner.calcite.FlinkRelBuilder.queryOperation(FlinkRelBuilder.scala:165)
> at
> org.apache.flink.table.planner.delegation.StreamPlanner$$anonfun$1.apply(StreamPlanner.scala:82)
> at
> org.apache.flink.table.planner.delegation.StreamPlanner$$anonfun$1.apply(StreamPlanner.scala:80)
> at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
> at scala.collection.Iterator$class.foreach(Iterator.scala:891) at
> scala.collection.AbstractIterator.foreach(Iterator.scala:1334) at
> scala.collection.IterableLike$class.foreach(IterableLike.scala:72) at
> scala.collection.AbstractIterable.foreach(Iterable.scala:54) at
> scala.collection.TraversableLike$class.map(TraversableLike.scala:234) at
> scala.collection.AbstractTraversable.map(Traversable.scala:104) at
> org.apache.flink.table.planner.delegation.StreamPlanner.explain(StreamPlanner.scala:80)
> at
> org.apache.flink.table.planner.delegation.StreamPlanner.explain(StreamPlanner.scala:43)
> at
> org.apache.flink.table.api.internal.TableEnvironmentImpl.explainInternal(TableEnvironmentImpl.java:654)
> at org.apache.flink.table.api.internal.TableImpl.explain(TableImpl.java:575)
> at com.example.TestUTDF.main(TestUTDF.java:39)Caused by:
> org.apache.calcite.runtime.CalciteContextException: From line 4, column 14 to
> line 4, column 17: Column 'f0' not found in any table at
> sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at
> org.apache.calcite.runtime.Resources$ExInstWithCause.ex(Resources.java:457)
> at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:839) at
> org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:824) at
> org.apache.calcite.sql.validate.SqlValidatorImpl.newValidationError(SqlValidatorImpl.java:5089)
> at
> org.apache.calcite.sql.validate.DelegatingScope.fullyQualify(DelegatingScope.java:259)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:5882)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:5845)
> at org.apache.calcite.sql.SqlIdentifier.accept(SqlIdentifier.java:321) at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1800)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1785)
> at
> org.apache.calcite.sql.SqlOperator.constructArgTypeList(SqlOperator.java:609)
> at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:236) at
> org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:218) at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:5858)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:5845)
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:139) at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1800)
> at
> org.apache.calcite.sql.validate.ProcedureNamespace.validateImpl(ProcedureNamespace.java:57)
> at
> org.apache.calcite.sql.validate.AbstractNamespace.validate(AbstractNamespace.java:84)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateNamespace(SqlValidatorImpl.java:1110)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:1084)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3256)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3238)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateJoin(SqlValidatorImpl.java:3303)
> at
> org.apache.flink.table.planner.calcite.FlinkCalciteSqlValidator.validateJoin(FlinkCalciteSqlValidator.java:86)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3247)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:3510)
> at
> org.apache.calcite.sql.validate.SelectNamespace.validateImpl(SelectNamespace.java:60)
> at
> org.apache.calcite.sql.validate.AbstractNamespace.validate(AbstractNamespace.java:84)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateNamespace(SqlValidatorImpl.java:1110)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:1084)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3256)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3238)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:3510)
> at
> org.apache.calcite.sql.validate.SelectNamespace.validateImpl(SelectNamespace.java:60)
> at
> org.apache.calcite.sql.validate.AbstractNamespace.validate(AbstractNamespace.java:84)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateNamespace(SqlValidatorImpl.java:1110)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:1084)
> at org.apache.calcite.sql.SqlSelect.validate(SqlSelect.java:232) at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:1059)
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:766)
> at
> org.apache.flink.table.planner.calcite.FlinkPlannerImpl.org$apache$flink$table$planner$calcite$FlinkPlannerImpl$$validate(FlinkPlannerImpl.scala:141)
> ... 31 moreCaused by: org.apache.calcite.sql.validate.SqlValidatorException:
> Column 'f0' not found in any table at
> sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at
> org.apache.calcite.runtime.Resources$ExInstWithCause.ex(Resources.java:457)
> at org.apache.calcite.runtime.Resources$ExInst.ex(Resources.java:550) ... 72
> more{code}
>
> After some debugging I think it is because the keyword "lateral" was
> discarded after executing the create view operation.
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