mirror of https://gitee.com/bigwinds/arangodb
18 lines
1.1 KiB
Plaintext
18 lines
1.1 KiB
Plaintext
arango> a1 = db.example.save({"a" : 1});
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{ "error" : false, "_id" : "example/18612115", "_key" : "18612115", "_rev" : "18612115" }
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arango> a2 = db.example.update(a1, {"b" : 2, "c" : 3});
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{ "error" : false, "_id" : "example/18612115", "_key" : "18612115", "_rev" : "18874259" }
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arango> a3 = db.example.update(a1, {"d" : 4});
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JavaScript exception in file 'client/client.js' at 1876,7: [ArangoError 1200: precondition failed]
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! throw new ArangoError(requestResult);
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! ^
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arango> a4 = db.example.update(a2, {"e" : 5, "f" : 6 });
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{ "error" : false, "_id" : "example/18612115", "_key" : "18612115", "_rev" : "19267475" }
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arango> db.example.document(a4);
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{ "a" : 1, "b" : 2, "c" : 3, "e" : 5, "f" : 6, "_id" : "example/18612115", "_key" : "18612115", "_rev" : "19267475" }
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arango> a5 = db.example.update(a4, {"a" : 1, c : 9, e : 42 });
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{ "error" : false, "_id" : "example/18612115", "_key" : "18612115", "_rev" : "19333011" }
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arango> db.example.document(a5);
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{ "a" : 1, "b" : 2, "c" : 9, "e" : 42, "f" : 6, "_id" : "example/18612115", "_key" : "18612115", "_rev" : "19333011" }
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