[
https://issues.apache.org/jira/browse/DRILL-2708?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14608990#comment-14608990
]
Daniel Barclay (Drill) commented on DRILL-2708:
-----------------------------------------------
Here's the stack trace from the SQLLine log:
{noformat}
org.apache.drill.exec.work.foreman.ForemanException: Unexpected exception
during fragment initialization: VARCHAR
at org.apache.drill.exec.work.foreman.Foreman.run(Foreman.java:253)
[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[na:1.7.0_72]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[na:1.7.0_72]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_72]
Caused by: java.lang.AssertionError: VARCHAR
at
org.apache.calcite.sql.fun.SqlItemOperator.getChecker(SqlItemOperator.java:111)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.fun.SqlItemOperator.checkOperandTypes(SqlItemOperator.java:94)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.SqlOperator.validateOperands(SqlOperator.java:419)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at org.apache.calcite.sql.SqlOperator.deriveType(SqlOperator.java:486)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4086)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl$DeriveTypeVisitor.visit(SqlValidatorImpl.java:4073)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:130)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.deriveTypeImpl(SqlValidatorImpl.java:1478)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.deriveType(SqlValidatorImpl.java:1461)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.expandSelectItem(SqlValidatorImpl.java:441)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelectList(SqlValidatorImpl.java:3255)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:2962)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SelectNamespace.validateImpl(SelectNamespace.java:60)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.AbstractNamespace.validate(AbstractNamespace.java:86)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateNamespace(SqlValidatorImpl.java:874)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:863)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at org.apache.calcite.sql.SqlSelect.validate(SqlSelect.java:210)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:837)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:552)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.prepare.PlannerImpl.validate(PlannerImpl.java:174)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.calcite.prepare.PlannerImpl.validateAndGetType(PlannerImpl.java:185)
~[calcite-core-1.1.0-drill-r9.jar:1.1.0-drill-r9]
at
org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateNode(DefaultSqlHandler.java:428)
~[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
at
org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateAndConvert(DefaultSqlHandler.java:188)
~[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
at
org.apache.drill.exec.planner.sql.handlers.ExplainHandler.getPlan(ExplainHandler.java:56)
~[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
at
org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan(DrillSqlWorker.java:178)
~[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
at org.apache.drill.exec.work.foreman.Foreman.runSQL(Foreman.java:903)
[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
at org.apache.drill.exec.work.foreman.Foreman.run(Foreman.java:242)
[drill-java-exec-1.1.0-SNAPSHOT.jar:1.1.0-SNAPSHOT]
... 3 common frames omitted
{noformat}
> "Query failed: AssertionError: VARCHAR"
> ---------------------------------------
>
> Key: DRILL-2708
> URL: https://issues.apache.org/jira/browse/DRILL-2708
> Project: Apache Drill
> Issue Type: Bug
> Reporter: Daniel Barclay (Drill)
> Assignee: Daniel Barclay (Drill)
> Fix For: 1.2.0
>
>
> Here's another case of assertion message that is bad (not quite saying what
> the problem is) and that shows up at the user interface (SQLLine):
> {noformat}
> 0: jdbc:drill:zk=local> EXPLAIN PLAN FOR SELECT catalog_name['asd'] FROM
> INFORMATION_SCHEMA.CATALOGS;
> Query failed: AssertionError: VARCHAR
> Error: exception while executing query: Failure while executing query.
> (state=,code=0)
> 0: jdbc:drill:zk=local> SELECT catalog_name['asd'] FROM
> INFORMATION_SCHEMA.CATALOGS;
> Query failed: AssertionError: VARCHAR
> Error: exception while executing query: Failure while executing query.
> (state=,code=0)
> {noformat}
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