64 lines
984 B
Plaintext
64 lines
984 B
Plaintext
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/*
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Script to create a distributed property graph for the dblp dataset.
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Part 2
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This part can be executed repeatedly. Run with SecondoTTBDB. Monitors must be running.
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1 Set up Pregel
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*/
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query setupPregel(Workers);
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let ResultsM = Results feed head[0] mconsumeflob;
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query remotePregelCommand('let ResultsM = Results feed head[0] mconsumeflob')
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query setPregelFunction(Compute, Partition);
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#
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/*
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2 Computation
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Initialize Pregel messages and ~ResultsM~ relation
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*/
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query InitialMessages feed initPregelMessages;
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/*
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Repeat several times:
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*/
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query startPregel(1);
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query getPregelMessages() count;
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query getPregelMessages() consume;
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/*
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When there are no more messages, look at the results:
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*/
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query remotePregelCommand('update Results := ResultsM mfeed consume')
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query createSDArray("Results", Workers) dsummarize consume;
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/*
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To make the result storage empty again:
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*/
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query createSDArray("Results", Workers) dmap["", . feed . deletedirect count] getValue
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