Better ID and LABEL handling throughout Faunus data pipelines.

[okram]

java.lang.IllegalArgumentException: Name is reserved: label
at com.thinkaurelius.titan.graphdb.types.StandardTypeMaker.checkGeneralArguments(StandardTypeMaker.java:60)
at com.thinkaurelius.titan.graphdb.types.StandardTypeMaker.makePropertyKey(StandardTypeMaker.java:100)
at com.thinkaurelius.titan.graphdb.blueprints.BlueprintsDefaultTypeMaker.makeKey(BlueprintsDefaultTypeMaker.java:21)
at com.thinkaurelius.faunus.formats.titan.SchemaInferencerMapReduce$Reduce.reduce(SchemaInferencerMapReduce.java:86)
at com.thinkaurelius.faunus.formats.titan.SchemaInferencerMapReduce$Reduce.reduce(SchemaInferencerMapReduce.java:66)
at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:176)
at org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:650)
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:418)
at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:416)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1136)
at org.apache.hadoop.mapred.Child.main(Child.java:249)

[PhaedrusTheGreek]

I am also running into this problem trying to import a database into Titan that I have been running successfully on OrientDB. Is there a workaround other than renaming my "LABEL" vertex property?

Thanks,

Jay

[okram]

The world "label" and "id" are reserved. You will have to rename the vertex property.