slim bouguerra created CALCITE-2121:
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Summary: CAST timestamp with time zone to SQL VARCHAR
Key: CALCITE-2121
URL: https://issues.apache.org/jira/browse/CALCITE-2121
Project: Calcite
Issue Type: Bug
Components: core
Reporter: slim bouguerra
Assignee: Julian Hyde
Running the following test at org.apache.calcite.test.DruidAdapterIT
{code}
@Test
public void testCastTimestampWithTimeZone() {
final String sql = "SELECT CAST(\"timestamp\" AS VARCHAR) FROM
\"foodmart\"";
sql(sql, FOODMART).runs();
}
{code}
leads to
{code}
2018-01-05 09:56:57,358 [main] ERROR -
org.apache.calcite.sql.validate.SqlValidatorException: Cast function cannot
convert value of type TIMESTAMP_WITH_LOCAL_TIME_ZONE(0) to type VARCHAR
2018-01-05 09:56:57,360 [main] ERROR -
org.apache.calcite.runtime.CalciteContextException: From line 1, column 8 to
line 1, column 35: Cast function cannot convert value of type
TIMESTAMP_WITH_LOCAL_TIME_ZONE(0) to type VARCHAR
java.lang.RuntimeException: exception while executing [SELECT CAST("timestamp"
AS VARCHAR) FROM "foodmart"]
at
org.apache.calcite.test.CalciteAssert$AssertQuery.runs(CalciteAssert.java:1411)
at
org.apache.calcite.test.DruidAdapterIT.testCastTimestampWithTimeZone(DruidAdapterIT.java:3503)
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$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at
com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at
com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at
com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at
com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.lang.RuntimeException: With materializationsEnabled=false,
limit=0
at
org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:600)
at
org.apache.calcite.test.CalciteAssert$AssertQuery.runs(CalciteAssert.java:1407)
... 23 more
Caused by: java.sql.SQLException: Error while executing SQL "SELECT
CAST("timestamp" AS VARCHAR) FROM "foodmart"": From line 1, column 8 to line 1,
column 35: Cast function cannot convert value of type
TIMESTAMP_WITH_LOCAL_TIME_ZONE(0) to type VARCHAR
at org.apache.calcite.avatica.Helper.createException(Helper.java:56)
at org.apache.calcite.avatica.Helper.createException(Helper.java:41)
at
org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
at
org.apache.calcite.avatica.AvaticaStatement.executeQuery(AvaticaStatement.java:218)
at
org.apache.calcite.test.CalciteAssert.assertQuery(CalciteAssert.java:568)
... 24 more
Caused by: org.apache.calcite.runtime.CalciteContextException: From line 1,
column 8 to line 1, column 35: Cast function cannot convert value of type
TIMESTAMP_WITH_LOCAL_TIME_ZONE(0) to type VARCHAR
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at
org.apache.calcite.runtime.Resources$ExInstWithCause.ex(Resources.java:463)
at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:803)
at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:788)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.newValidationError(SqlValidatorImpl.java:4703)
at
org.apache.calcite.sql.SqlCallBinding.newError(SqlCallBinding.java:275)
at
org.apache.calcite.sql.fun.SqlCastFunction.checkOperandTypes(SqlCastFunction.java:142)
at
org.apache.calcite.sql.SqlOperator.validateOperands(SqlOperator.java:432)
at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:287)
at org.apache.calcite.sql.SqlFunction.deriveType(SqlFunction.java:223)
at
org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:5429)
at
org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:5416)
at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:138)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1606)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1591)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.expandSelectItem(SqlValidatorImpl.java:460)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelectList(SqlValidatorImpl.java:3966)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:3229)
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:947)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:928)
at org.apache.calcite.sql.SqlSelect.validate(SqlSelect.java:226)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:903)
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:613)
at
org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:553)
at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:264)
at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:230)
at
org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:781)
at
org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:640)
at
org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:610)
at
org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:221)
at
org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:603)
at
org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:638)
at
org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:149)
... 26 more
Caused by: org.apache.calcite.sql.validate.SqlValidatorException: Cast function
cannot convert value of type TIMESTAMP_WITH_LOCAL_TIME_ZONE(0) to type VARCHAR
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$ExInstWithCause.ex(Resources.java:463)
at org.apache.calcite.runtime.Resources$ExInst.ex(Resources.java:572)
... 59 more
{code}
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