[DRILL-542] Drill fails to execute SUBSTRING function

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 0.4.0
• Component/s: Functions - Drill
• Assignee: Mehant Baid
• Reporter: Krystal
• Created: 17/Apr/14 21:57
• Updated: 11/Jun/14 01:59
• Resolved: 11/Jun/14 01:59

Description

Ran the following query:
select substring(name, 5) from dfs.`voter` where age < 20;

The query just hangs. The following error messages were observed in the drillbit.out:

Exception in thread "WorkManager-5" java.lang.AssertionError: Was not expecting value 'ANY' for enumeration 'org.eigenbase.sql.type.SqlTypeName' in this context
at org.eigenbase.util.Util.unexpected(Util.java:1837)
at org.eigenbase.sql.type.SqlTypeTransforms$4.toVar(SqlTypeTransforms.java:131)
at org.eigenbase.sql.type.SqlTypeTransforms$4.transformType(SqlTypeTransforms.java:104)
at org.eigenbase.sql.type.SqlTypeTransformCascade.inferReturnType(SqlTypeTransformCascade.java:62)
at org.eigenbase.sql.SqlOperator.inferReturnType(SqlOperator.java:453)
at org.eigenbase.sql.SqlOperator.validateOperands(SqlOperator.java:420)
at org.eigenbase.sql.SqlFunction.deriveType(SqlFunction.java:291)
at org.eigenbase.sql.SqlFunction.deriveType(SqlFunction.java:207)
at org.eigenbase.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4033)
at org.eigenbase.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4020)
at org.eigenbase.sql.SqlCall.accept(SqlCall.java:166)
at org.eigenbase.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1441)
at org.eigenbase.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1424)
at org.eigenbase.sql.validate.SqlValidatorImpl.expandSelectItem(SqlValidatorImpl.java:415)
at org.eigenbase.sql.validate.SqlValidatorImpl.validateSelectList(SqlValidatorImpl.java:3130)
at org.eigenbase.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:2908)
at org.eigenbase.sql.validate.SelectNamespace.validateImpl(SelectNamespace.java:60)
at org.eigenbase.sql.validate.AbstractNamespace.validate(AbstractNamespace.java:80)
at org.eigenbase.sql.validate.SqlValidatorImpl.validateNamespace(SqlValidatorImpl.java:753)
at org.eigenbase.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:742)
at org.eigenbase.sql.SqlSelect.validate(SqlSelect.java:135)
at org.eigenbase.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:707)
at org.eigenbase.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:423)
at net.hydromatic.optiq.prepare.PlannerImpl.validate(PlannerImpl.java:153)
at org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan(DrillSqlWorker.java:73)
at org.apache.drill.exec.work.foreman.Foreman.runSQL(Foreman.java:350)
at org.apache.drill.exec.work.foreman.Foreman.run(Foreman.java:175)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)

Issue Links

• is cloned by: DRILL-630 Improve substr function by adding : substr(expression, start)
• Is contained by: DRILL-630 Improve substr function by adding : substr(expression, start)