pseudomo created DRILL-8147:
-------------------------------

             Summary: Drill fails to read files that begin with 'u' on Windows
                 Key: DRILL-8147
                 URL: https://issues.apache.org/jira/browse/DRILL-8147
             Project: Apache Drill
          Issue Type: Bug
          Components: Storage - Text & CSV
            Reporter: pseudomo


It is very easy to reproduce on Windows.

Just try to run this select. It is not necessary to actually have this folder 
of file.

SELECT * FROM dfs.`c:\AnyFolder{*}\u{*}dontlikewindo.csv`;

SQL Error: VALIDATION ERROR: Unable to parse unicode value: dont

The workaround is to replace "\" with "/" which will work on Windows 10.

Stack trace:

{{Caused by: java.lang.IllegalArgumentException: Unable to parse unicode value: 
dont }}
{{    at 
org.apache.commons.lang3.text.translate.UnicodeUnescaper.translate(UnicodeUnescaper.java:59)
 }}
{{    at 
org.apache.commons.lang3.text.translate.AggregateTranslator.translate(AggregateTranslator.java:55)
 }}
{{    at 
org.apache.commons.lang3.text.translate.CharSequenceTranslator.translate(CharSequenceTranslator.java:90)
 }}
{{    at 
org.apache.commons.lang3.text.translate.CharSequenceTranslator.translate(CharSequenceTranslator.java:64)
 }}
{{    at 
org.apache.commons.lang3.StringEscapeUtils.unescapeJava(StringEscapeUtils.java:526)
 }}
{{    at 
org.apache.drill.common.util.DrillStringUtils.unescapeJava(DrillStringUtils.java:55)
 }}
{{    at 
org.apache.drill.exec.store.dfs.FileSelection.create(FileSelection.java:277) }}
{{    at 
org.apache.drill.exec.store.dfs.WorkspaceSchemaFactory$WorkspaceSchema$FileSelectionInspector.getFileSelection(WorkspaceSchemaFactory.java:860)
 }}
{{    at 
org.apache.drill.exec.store.dfs.WorkspaceSchemaFactory$WorkspaceSchema$FileSelectionInspector.<init>(WorkspaceSchemaFactory.java:847)
 }}
{{    at 
org.apache.drill.exec.store.dfs.WorkspaceSchemaFactory$WorkspaceSchema.create(WorkspaceSchemaFactory.java:600)
 }}
{{    at 
org.apache.drill.exec.store.dfs.WorkspaceSchemaFactory$WorkspaceSchema.create(WorkspaceSchemaFactory.java:295)
 }}
{{    at 
org.apache.drill.exec.planner.sql.ExpandingConcurrentMap.getNewEntry(ExpandingConcurrentMap.java:96)
 }}
{{    at 
org.apache.drill.exec.planner.sql.ExpandingConcurrentMap.get(ExpandingConcurrentMap.java:90)
 }}
{{    at 
org.apache.drill.exec.store.dfs.WorkspaceSchemaFactory$WorkspaceSchema.getTable(WorkspaceSchemaFactory.java:452)
 }}
{{    at 
org.apache.drill.exec.store.dfs.FileSystemSchemaFactory$FileSystemSchema.getTable(FileSystemSchemaFactory.java:127)
 }}
{{    at 
org.apache.calcite.jdbc.SimpleCalciteSchema.getImplicitTable(SimpleCalciteSchema.java:83)
 }}
{{    at org.apache.calcite.jdbc.CalciteSchema.getTable(CalciteSchema.java:289) 
}}
{{    at 
org.apache.calcite.sql.validate.EmptyScope.resolve_(EmptyScope.java:143) }}
{{    at 
org.apache.calcite.sql.validate.EmptyScope.resolveTable(EmptyScope.java:99) }}
{{    at 
org.apache.calcite.sql.validate.DelegatingScope.resolveTable(DelegatingScope.java:203)
 }}
{{    at 
org.apache.calcite.sql.validate.IdentifierNamespace.resolveImpl(IdentifierNamespace.java:105)
 }}
{{    at 
org.apache.calcite.sql.validate.IdentifierNamespace.validateImpl(IdentifierNamespace.java:177)
 }}
{{    at 
org.apache.calcite.sql.validate.AbstractNamespace.validate(AbstractNamespace.java:84)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateNamespace(SqlValidatorImpl.java:1009)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:969)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3129)
 }}
{{    at 
org.apache.drill.exec.planner.sql.conversion.DrillValidator.validateFrom(DrillValidator.java:80)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateFrom(SqlValidatorImpl.java:3111)
 }}
{{    at 
org.apache.drill.exec.planner.sql.conversion.DrillValidator.validateFrom(DrillValidator.java:80)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateSelect(SqlValidatorImpl.java:3383)
 }}
{{    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:1009)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateQuery(SqlValidatorImpl.java:969)
 }}
{{    at org.apache.calcite.sql.SqlSelect.validate(SqlSelect.java:216) }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:944)
 }}
{{    at 
org.apache.calcite.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:651)
 }}
{{    at 
org.apache.drill.exec.planner.sql.conversion.SqlConverter.validate(SqlConverter.java:190)
 }}
{{    at 
org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateNode(DefaultSqlHandler.java:647)
 }}
{{    at 
org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateAndConvert(DefaultSqlHandler.java:195)
 }}
{{    at 
org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.getPlan(DefaultSqlHandler.java:169)
 }}
{{    at 
org.apache.drill.exec.planner.sql.DrillSqlWorker.getQueryPlan(DrillSqlWorker.java:283)
 }}
{{    at 
org.apache.drill.exec.planner.sql.DrillSqlWorker.getPhysicalPlan(DrillSqlWorker.java:163)
 }}
{{    at 
org.apache.drill.exec.planner.sql.DrillSqlWorker.convertPlan(DrillSqlWorker.java:140)
 }}
{{    at 
org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan(DrillSqlWorker.java:93)
 }}
{{    at org.apache.drill.exec.work.foreman.Foreman.runSQL(Foreman.java:593) }}
{{    at org.apache.drill.exec.work.foreman.Foreman.run(Foreman.java:274) }}
{{    at .......(:0) }}
{{Caused by: java.lang.NumberFormatException: For input string: "dont" under 
radix 16 }}
{{    at .......(:0) }}
{{    at 
org.apache.commons.lang3.text.translate.UnicodeUnescaper.translate(UnicodeUnescaper.java:56)
 }}
{{    ... 47 more}}

 

 

 



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