- Graph.expand has new parameter 'only' that allows traversing only records that belong to the collections specified in the only list. :param only: If given should be a string, Collection class or list of strings or collection classes containing target collection names of documents (vertices) that should be fetched. Any vertices found in traversal that don't belong to the specified collection names given in this parameter will be ignored.
0.5.4
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- Database.add supports if_present parameter so if a record already exists then instead of returning error it can be updated or the record exists error is ignored.
0.5.3
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- bugfix 51 - _only parameter for relations - Updated examples/university_graph for easier creation and deletion of sample graph with data and allowing server protocol, host, port, database, username and password specification on the command line.
0.5.2
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- _only parameter for collections
0.5.1
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- Query.by_key raises DocumentNotFoundError if document does not exist
0.5
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- Connection pool support. - Support fetching only partial fields while querying collections - Collections now raise SerializationError instead of RuntimeError when loading or dumping data to the db fails.