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https://issues.apache.org/jira/browse/PIG-2345?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13142686#comment-13142686
]
Daniel Dai commented on PIG-2345:
---------------------------------
It should be related to the merge of PigStorage and PigStorageSchema.
> Pig 0.10 regression: A couple of glob queries are failing in 0.10 but succeed
> in 0.9
> ------------------------------------------------------------------------------------
>
> Key: PIG-2345
> URL: https://issues.apache.org/jira/browse/PIG-2345
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.10
> Reporter: Olga Natkovich
> Fix For: 0.10
>
>
> The following scripts are failing:
> a = load '/glob/star/*good' as (name, age, gpa);
> b = filter a by name == 'nick miller';
> store b into 'out';
> a = load ':INPATH:/glob/star/*' as (name, age, gpa);
> b = filter a by name == 'nick miller';
> store b into 'out';
> Stack:
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1000: Error during
> parsing. Can not create a Path from a null string
> at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1598)
> at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1541)
> at org.apache.pig.PigServer.registerQuery(PigServer.java:541)
> at
> org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:943)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:386)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:188)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:164)
> at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81)
> at org.apache.pig.Main.run(Main.java:561)
> at org.apache.pig.Main.main(Main.java:111)
> Caused by: Failed to parse: Can not create a Path from a null string
> at
> org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:180)
> at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1590)
> ... 9 more
> Caused by: java.lang.IllegalArgumentException: Can not create a Path from a
> null string
> at org.apache.hadoop.fs.Path.checkPathArg(Path.java:78)
> at org.apache.hadoop.fs.Path.<init>(Path.java:90)
> at org.apache.hadoop.fs.Path.<init>(Path.java:45)
> at
> org.apache.pig.backend.hadoop.datastorage.HDataStorage.asElement(HDataStorage.java:147)
> at
> org.apache.pig.builtin.JsonMetadata.findMetaFile(JsonMetadata.java:127)
> at
> org.apache.pig.builtin.JsonMetadata.getSchema(JsonMetadata.java:183)
> at org.apache.pig.builtin.PigStorage.getSchema(PigStorage.java:438)
> at
> org.apache.pig.newplan.logical.relational.LOLoad.getSchemaFromMetaData(LOLoad.java:150)
> at
> org.apache.pig.newplan.logical.relational.LOLoad.getSchema(LOLoad.java:109)
> at
> org.apache.pig.parser.LogicalPlanGenerator.alias_col_ref(LogicalPlanGenerator.java:15123)
> at
> org.apache.pig.parser.LogicalPlanGenerator.col_ref(LogicalPlanGenerator.java:14970)
> at
> org.apache.pig.parser.LogicalPlanGenerator.projectable_expr(LogicalPlanGenerator.java:8649)
> at
> org.apache.pig.parser.LogicalPlanGenerator.var_expr(LogicalPlanGenerator.java:8400)
> at
> org.apache.pig.parser.LogicalPlanGenerator.expr(LogicalPlanGenerator.java:7752)
> at
> org.apache.pig.parser.LogicalPlanGenerator.cond(LogicalPlanGenerator.java:6560)
> at
> org.apache.pig.parser.LogicalPlanGenerator.filter_clause(LogicalPlanGenerator.java:6112)
> at
> org.apache.pig.parser.LogicalPlanGenerator.op_clause(LogicalPlanGenerator.java:1156)
> at
> org.apache.pig.parser.LogicalPlanGenerator.general_statement(LogicalPlanGenerator.java:695)
> at
> org.apache.pig.parser.LogicalPlanGenerator.statement(LogicalPlanGenerator.java:495)
> at
> org.apache.pig.parser.LogicalPlanGenerator.query(LogicalPlanGenerator.java:381)
> at
> org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:171)
> ... 10 more
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