[ 
https://issues.apache.org/jira/browse/CALCITE-5489?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Julian Hyde resolved CALCITE-5489.
----------------------------------
    Resolution: Fixed

Fixed in 
[c4155b8d|https://github.com/apache/calcite/commit/c4155b8daba4d2d5048a5877df82a57aede1ddc7];
 thanks for the test case, [~Sergey Nuyanzin], and the PR, [~tanclary]!

> When creating a RexCall to TIMESTAMP_DIFF function, cannot convert a 
> TIMESTAMP literal to a org.apache.calcite.avatica.util.TimeUnit
> ------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: CALCITE-5489
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5489
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>            Reporter: Sergey Nuyanzin
>            Assignee: Tanner Clary
>            Priority: Blocker
>              Labels: pull-request-available
>             Fix For: 1.33.0
>
>          Time Spent: 1h 40m
>  Remaining Estimate: 0h
>
> It seems it stops working after
> {noformat}
> [CALCITE-5360] Add TIMESTAMP_ADD function (enabled in BigQuery 
> library){noformat}
> for {{RexCallBinding}}
> e.g. this test starts failing
> {code:java}
>   @Test void testTimestampDiffCall() {
>     final RelDataTypeFactory typeFactory = new 
> SqlTypeFactoryImpl(RelDataTypeSystem.DEFAULT);
>     RexBuilder rexBuilder = new RexBuilder(typeFactory);
>     final RexImplicationCheckerFixtures.Fixture f = new 
> RexImplicationCheckerFixtures.Fixture();
>     final TimestampString ts =
>         TimestampString.fromCalendarFields(Util.calendar());
>     rexBuilder.makeCall(SqlStdOperatorTable.TIMESTAMP_DIFF,
>         ImmutableList.of(rexBuilder.makeFlag(TimeUnit.QUARTER),
>             f.timestampLiteral(ts), f.timestampLiteral(ts)));
>   }
> {code}
> like
> {noformat}
> cannot convert TIMESTAMP literal to class 
> org.apache.calcite.avatica.util.TimeUnit
> java.lang.AssertionError: cannot convert TIMESTAMP literal to class 
> org.apache.calcite.avatica.util.TimeUnit
>       at org.apache.calcite.rex.RexLiteral.getValueAs(RexLiteral.java:1143)
>       at 
> org.apache.calcite.rex.RexCallBinding.getOperandLiteralValue(RexCallBinding.java:100)
>       at 
> org.apache.calcite.sql.fun.SqlTimestampDiffFunction.inferReturnType2(SqlTimestampDiffFunction.java:69)
>       at 
> org.apache.calcite.sql.SqlOperator.inferReturnType(SqlOperator.java:537)
>       at 
> org.apache.calcite.rex.RexBuilder.deriveReturnType(RexBuilder.java:292)
>       at org.apache.calcite.rex.RexBuilder.makeCall(RexBuilder.java:266)
>       at 
> org.apache.calcite.rex.RexBuilderTest.testTimestampDiffCall(RexBuilderTest.java:863)
> ...
> {noformat}
> It seems it recognise {{FLAG(QUARTER)}} as a literal... 
> at {{org.apache.calcite.sql.fun.SqlTimestampDiffFunction#inferReturnType2}}
> {code:java}
>     if (opBinding.isOperandLiteral(0, true)) {
>       type1 = opBinding.getOperandType(0);
>       type2 = opBinding.getOperandType(1);
>       timeUnit = opBinding.getOperandLiteralValue(2, TimeUnit.class);
>     } else {
>       timeUnit = opBinding.getOperandLiteralValue(0, TimeUnit.class);
>       type1 = opBinding.getOperandType(1);
>       type2 = opBinding.getOperandType(2);
>     }
> {code}



--
This message was sent by Atlassian Jira
(v8.20.10#820010)

Reply via email to