Thanks for your answer! Actually the Avro schema is valid and I can load data with it. The error message states, that pig has a problem with the Pig schema, which has no duplicate names.
Johannes
Am 21.10.2013 19:29, schrieb j.barrett Strausser:
> I'd imagime it is having an issue with the duplicate 'd' names? That is my
> un-informed guess though.
>
>
> On Mon, Oct 21, 2013 at 1:05 PM, Johannes Schwenk <
> johannes.schw...@adition.com> wrote:
>
>> Hi!
>>
>> I'm getting the following error when running the script below in grunt
>> (pig 0.12.0):
>>
>> DEFINE AvroStorageSTORE AvroStorage('-f schema.avsc');
>> data = LOAD '/path/to/data' AS(a:long, b:long, c:int, d:chararray,
>> e:int, f:int, g:int, h:long, i:chararray, j:int, k:int, l:int, m:int,
>> n:int, o:int, p:int, q:int, r:int, s:int, t:int, u:int, v:chararray,
>> w:chararray, x:chararray);
>> STORE data into '/path/to/output' USING AvroStorageSTORE();
>>
>> 2013-10-21 18:50:15,491 [main] INFO
>> org.apache.pig.tools.pigstats.ScriptState - Pig features used in the
>> script: UNKNOWN
>> 2013-10-21 18:50:15,554 [main] ERROR org.apache.pig.tools.grunt.Grunt -
>> ERROR 2116:
>> <line 3, column 0> Output Location Validation Failed for:
>> 'hdfs://path/to/output More info to follow:
>> Pig Schema contains a name that is not allowed in Avro
>> Details at logfile: pig_1382374188771.log
>>
>> Logfile contains:
>>
>> Pig Schema contains a name that is not allowed in Avro
>>
>> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1002: Unable
>> to store alias data
>> at
>> org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1596)
>> at org.apache.pig.PigServer.registerQuery(PigServer.java:584)
>> at
>> org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:967)
>> at
>>
>> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:386)
>> at
>>
>> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:189)
>> at
>>
>> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:165)
>> at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:69)
>> at org.apache.pig.Main.run(Main.java:495)
>> at org.apache.pig.Main.main(Main.java:111)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>>
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>> at
>>
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> at java.lang.reflect.Method.invoke(Method.java:597)
>> at org.apache.hadoop.util.RunJar.main(RunJar.java:208)
>> Caused by: org.apache.pig.impl.plan.VisitorException: ERROR 2116:
>> <line 3, column 0> Output Location Validation Failed for:
>> 'hdfs://path/to/output More info to follow:
>> Pig Schema contains a name that is not allowed in Avro
>> at
>>
>> org.apache.pig.newplan.logical.rules.InputOutputFileValidator$InputOutputFileVisitor.visit(InputOutputFileValidator.java:75)
>> at
>> org.apache.pig.newplan.logical.relational.LOStore.accept(LOStore.java:77)
>> at
>>
>> org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:64)
>> at
>>
>> org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
>> at
>>
>> org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
>> at
>> org.apache.pig.newplan.DepthFirstWalker.walk(DepthFirstWalker.java:53)
>> at org.apache.pig.newplan.PlanVisitor.visit(PlanVisitor.java:50)
>> at
>>
>> org.apache.pig.newplan.logical.rules.InputOutputFileValidator.validate(InputOutputFileValidator.java:45)
>> at
>>
>> org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.compile(HExecutionEngine.java:294)
>> at org.apache.pig.PigServer.compilePp(PigServer.java:1360)
>> at
>> org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1297)
>> at org.apache.pig.PigServer.execute(PigServer.java:1289)
>> at org.apache.pig.PigServer.access$400(PigServer.java:125)
>> at
>> org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1591)
>> ... 13 more
>> Caused by: java.io.IOException: Pig Schema contains a name that is not
>> allowed in Avro
>> at
>>
>> org.apache.pig.impl.util.avro.AvroStorageSchemaConversionUtilities.toAvroName(AvroStorageSchemaConversionUtilities.java:380)
>> at
>>
>> org.apache.pig.impl.util.avro.AvroStorageSchemaConversionUtilities.resourceSchemaToAvroSchema(AvroStorageSchemaConversionUtilities.java:326)
>> at
>> org.apache.pig.builtin.AvroStorage.checkSchema(AvroStorage.java:485)
>> at
>>
>> org.apache.pig.newplan.logical.rules.InputOutputFileValidator$InputOutputFileVisitor.visit(InputOutputFileValidator.java:65)
>> ... 26 more
>>
>>
>> Avro schema looks like:
>>
>> {
>> "name": "entry",
>> "namespace": "a.b.c",
>> "type": "record",
>> "doc": "A Log",
>> "fields": [
>> {"name": "a", "type": "long"},
>> {"name": "b", "type": "long"},
>> {"name": "c" "type": "int"},
>> {"name": "d" "type": {
>> "name": "d"
>> "type": "enum",
>> "symbols": [
>> "A",
>> "B",
>> "C",
>> "D",
>> "E"
>> ],
>> "doc": "Some doc"
>> }
>> },
>> {"name": "e" "type": "int"},
>> {"name": "f", "type": "int"},
>> {"name": "g", "type": "int"},
>> {"name": "h", "type": ["null", "long"], "default": null},
>> {"name": "i", "type": ["null", "string"], "default": null},
>> {"name": "j", "type": "int"},
>> {"name": "k", "type": "int"},
>> {"name": "l", "type": "int"},
>> {"name": "m", "type": ["null", "int"], "default": null},
>> {"name": "n", "type": ["null", "int"], "default": null},
>> {"name": "o", "type": ["null", "int"], "default": null},
>> {"name": "p", "type": ["null", "int"], "default": null},
>> {"name": "q", "type": ["null", "int"], "default": null},
>> {"name": "r", "type": ["null", "int"], "default": null},
>> {"name": "s", "type": ["null", "int"], "default": null},
>> {"name": "t", "type": "boolean"},
>> {"name": "u", "type": "int"},
>> {"name": "v", "type": "string"},
>> {"name": "w", "type": ["null", "string"], "default": null},
>> {"name": "x", "type": "string"}
>> ]
>> }
>>
>>
>> Had to redact the names because of confidentiality.
>>
>> Do you have any idea what the problem could be? The error message seems
>> misleading...
>>
>> Greetings,
>>
>> Johannes Schwenk
>>
>> --
>> Softwareentwickler (Reporting)
>> ________________________________________________________
>>
>> ADITION technologies AG
>> Schwarzwaldstraße 78b
>> 79117 Freiburg
>>
>> http://www.adition.com
>>
>> T +49 / (0)761 / 88147 - 30
>> F +49 / (0)761 / 88147 - 77
>> SUPPORT +49 / (0)1805 - ADITION
>>
>> (Festnetzpreis 14 ct/min; Mobilfunkpreise maximal 42 ct/min)
>>
>> Eingetragen beim Amtsgericht Düsseldorf unter HRB 54076
>> Vorstände: Andreas Kleiser, Jörg Klekamp, Tihomir Perkovic, Marcus Schlüter
>> Aufsichtsratsvorsitzender: Joachim Schneidmadl
>> UStIDNr.: DE 218 858 434
>>
>>
>
>
Johannes Schwenk
--
Softwareentwickler (Reporting)
________________________________________________________
ADITION technologies AG
Schwarzwaldstraße 78b
79117 Freiburg
http://www.adition.com
T +49 / (0)761 / 88147 - 30
F +49 / (0)761 / 88147 - 77
SUPPORT +49 / (0)1805 - ADITION
(Festnetzpreis 14 ct/min; Mobilfunkpreise maximal 42 ct/min)
Eingetragen beim Amtsgericht Düsseldorf unter HRB 54076
Vorstände: Andreas Kleiser, Jörg Klekamp, Tihomir Perkovic, Marcus Schlüter
Aufsichtsratsvorsitzender: Joachim Schneidmadl
UStIDNr.: DE 218 858 434
signature.asc
Description: OpenPGP digital signature
