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From "Jing Huang (JIRA)" <j...@apache.org>
Subject [jira] Created: (PIG-1056) table can not be loaded after store
Date Wed, 28 Oct 2009 01:08:00 GMT
table can not be loaded after store
-----------------------------------

                 Key: PIG-1056
                 URL: https://issues.apache.org/jira/browse/PIG-1056
             Project: Pig
          Issue Type: Bug
    Affects Versions: 0.6.0
            Reporter: Jing Huang


Pig Stack Trace
---------------
ERROR 1018: Problem determining schema during load

org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1000: Error during parsing. Problem
determining schema during load
        at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1023)
        at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:967)
        at org.apache.pig.PigServer.registerQuery(PigServer.java:383)
        at org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:716)
        at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:324)
        at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:168)
        at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:144)
        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
        at org.apache.pig.Main.main(Main.java:397)
Caused by: org.apache.pig.impl.logicalLayer.parser.ParseException: Problem determining schema
during load
        at org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:734)
        at org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:63)
        at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1017)
        ... 8 more
Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1018: Problem determining
schema during load
        at org.apache.pig.impl.logicalLayer.LOLoad.getSchema(LOLoad.java:155)
        at org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:732)
        ... 10 more
Caused by: java.io.IOException: No table specified for input
        at org.apache.hadoop.zebra.pig.TableLoader.checkConf(TableLoader.java:238)
        at org.apache.hadoop.zebra.pig.TableLoader.determineSchema(TableLoader.java:258)
        at org.apache.pig.impl.logicalLayer.LOLoad.getSchema(LOLoad.java:148)
        ... 11 more
================================================================================
~                                                                                        


script:
register /grid/0/dev/hadoopqa/hadoop/lib/zebra.jar;
A = load 'filter.txt' as (name:chararray, age:int);

B = filter A by age < 20;
--dump B;
store B into 'filter1' using org.apache.hadoop.zebra.pig.TableStorer('[name];[age]');
rec1 = load 'B' using org.apache.hadoop.zebra.pig.TableLoader();
dump rec1;


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