sparql-client

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Mixing `query` and `update` calls is not thread safe when using a single client instance

1

One could run into race condition issues when having one client used by multiple threads to run `query` and `update` calls. This is due to the use of instance variables...

msalvadores

Blank Nodes in Graph Patterns

7

`SPARQL::Client::Repository#query_pattern` runs afoul of a [restriction in SPARQL](https://github.com/ruby-rdf/sparql-client/blob/develop/lib/sparql/client/repository.rb#L247) about the allowed blank node labels in queries. I suspect most SPARQL implementations will just interpret these as two unique blank nodes...

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