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Fork of https://github.com/oxigraph/oxigraph.git for the purpose of NextGraph project
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oxigraph/testsuite/oxigraph-tests/sparql/halloween_problem.ru

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Improves halloween problem test
3 years ago
PREFIX ex: <http://example.com/>
SPARQL UPDATE: Fixes Halloween problem Buffers all SPARQL UPDATE operation for DELETE/INSERT in order to avoid this problem. This is quite heavy but RocksDB transaction already stay in memory, hence it won't change a lot the operation complexity. The unit test for this problem was bad because the optimizer was hiding the problem.
2 years ago
INSERT DATA { ex:s ex:salary 1200 . ex:s2 ex:salary 1250 . ex:s3 ex:salary 1280 . ex:boss ex:salary 1600 . };
Improves halloween problem test
3 years ago
DELETE { ?s ex:salary ?o } INSERT { ?s ex:salary ?v } WHERE { ?s ex:salary ?o FILTER(?o < 1500) BIND(?o + 100 AS ?v) }