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https://issues.apache.org/jira/browse/FLINK-18588?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17157430#comment-17157430
]
Jark Wu commented on FLINK-18588:
---------------------------------
[~wtog] I CC'ed someone familiar with this part to review in the PR.
> hive ddl create table should support 'if not exists'
> ----------------------------------------------------
>
> Key: FLINK-18588
> URL: https://issues.apache.org/jira/browse/FLINK-18588
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Planner
> Affects Versions: 1.11.0
> Reporter: wangtong
> Priority: Minor
> Labels: pull-request-available
>
> FlinkHiveSqlParser cant parse sql 'create table if not exists tbl (x int)'
> due to 'if not exists'
> {code:java}
> // code placeholder
> java.lang.RuntimeException: Error while parsing SQL: create table if not
> exists tbl (x int)java.lang.RuntimeException: Error while parsing SQL: create
> table if not exists tbl (x int)
> at
> org.apache.calcite.sql.parser.SqlParserTest$TesterImpl.parseStmtAndHandleEx(SqlParserTest.java:8861)
> at
> org.apache.calcite.sql.parser.SqlParserTest$TesterImpl.check(SqlParserTest.java:8845)
> at
> org.apache.calcite.sql.parser.SqlParserTest$Sql.ok(SqlParserTest.java:9192)
> at
> org.apache.flink.sql.parser.hive.FlinkHiveSqlParserImplTest.testCreateTable(FlinkHiveSqlParserImplTest.java:177)
> 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: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$2.evaluate(ParentRunner.java:268) at
> org.junit.runners.ParentRunner.run(ParentRunner.java:363) at
> org.junit.runner.JUnitCore.run(JUnitCore.java:137) at
> org.junit.runner.JUnitCore.run(JUnitCore.java:115) at
> org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40)
> at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
> at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
> at java.util.Iterator.forEachRemaining(Iterator.java:116) at
> java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
> at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) at
> java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
> at
> java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
> at
> java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
> at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at
> java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at
> org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80)
> at
> org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71)
> at
> org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229)
> at
> org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197)
> at
> org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211)
> at
> org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191)
> at
> org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128)
> at
> com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:69)
> at
> com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
> at
> com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230)
> at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58)Caused by:
> org.apache.calcite.sql.parser.SqlParseException: Encountered "not" at line 1,
> column 17.Was expecting one of: <EOF> "ROW" ... "COMMENT" ...
> "LOCATION" ... "PARTITIONED" ... "STORED" ... "TBLPROPERTIES" ...
> "(" ... "." ...
> {code}
>
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