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https://issues.apache.org/jira/browse/DRILL-4941?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Serhii Harnyk closed DRILL-4941.
--------------------------------
Resolution: Won't Fix
> UnsupportedOperationException : CASE WHEN true or null then 1 else 0 end
> ------------------------------------------------------------------------
>
> Key: DRILL-4941
> URL: https://issues.apache.org/jira/browse/DRILL-4941
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Flow
> Reporter: Khurram Faraaz
> Assignee: Serhii Harnyk
>
> Below case expression results in UnsupportedOperationException on Drill 1.9.0
> git commit ID: 4edabe7a
> {noformat}
> 0: jdbc:drill:schema=dfs.tmp> SELECT (CASE WHEN true or null then 1 else 0
> end) from (VALUES(1));
> Error: VALIDATION ERROR: class org.apache.calcite.sql.SqlLiteral: NULL
> SQL Query null
> [Error Id: 822ec7b0-3630-478c-b82a-0acedc39a560 on centos-01.qa.lab:31010]
> (state=,code=0)
> -- changing null to "not null" in the search condition causes Drill to return
> results
> 0: jdbc:drill:schema=dfs.tmp> SELECT (CASE WHEN true or not null then 1 else
> 0 end) from (VALUES(1));
> +---------+
> | EXPR$0 |
> +---------+
> | 1 |
> +---------+
> 1 row selected (0.11 seconds)
> {noformat}
> Stack trace from drillbit.log
> {noformat}
> Caused by: java.lang.UnsupportedOperationException: class
> org.apache.calcite.sql.SqlLiteral: NULL
> at org.apache.calcite.util.Util.needToImplement(Util.java:920)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.getValidatedNodeType(SqlValidatorImpl.java:1426)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.SqlBinaryOperator.adjustType(SqlBinaryOperator.java:103)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.SqlOperator.deriveType(SqlOperator.java:511)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.SqlBinaryOperator.deriveType(SqlBinaryOperator.java:143)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4337)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4324)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:130)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1501)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1484)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.fun.SqlCaseOperator.checkOperandTypes(SqlCaseOperator.java:178)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.SqlOperator.validateOperands(SqlOperator.java:430)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.fun.SqlCaseOperator.deriveType(SqlCaseOperator.java:164)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4337)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4324)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:130)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1501)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1484)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.expandSelectItem(SqlValidatorImpl.java:446)
> ~[calcite-core-1.4.0-drill-r18.jar:1.4.0-drill-r18]
> {noformat}
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