mirror of https://gitee.com/bigwinds/arangodb
30 lines
859 B
Markdown
30 lines
859 B
Markdown
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@brief selects all inbound edges
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`edge-collection.inEdges(vertex)`
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The *edges* operator finds all edges ending in (inbound) *vertex*.
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`edge-collection.inEdges(vertices)`
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The *edges* operator finds all edges ending in (inbound) a document from
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*vertices*, which must a list of documents or document handles.
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@EXAMPLES
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@EXAMPLE_ARANGOSH_OUTPUT{EDGCOL_02_inEdges}
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db._create("vertex");
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db._createEdgeCollection("relation");
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~ var myGraph = {};
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myGraph.v1 = db.vertex.insert({ name : "vertex 1" });
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myGraph.v2 = db.vertex.insert({ name : "vertex 2" });
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| myGraph.e1 = db.relation.insert(myGraph.v1, myGraph.v2,
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{ label : "knows"});
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db._document(myGraph.e1);
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db.relation.inEdges(myGraph.v1._id);
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db.relation.inEdges(myGraph.v2._id);
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~ db._drop("relation");
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~ db._drop("vertex");
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@END_EXAMPLE_ARANGOSH_OUTPUT
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