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Amazon NeptuneフォーマットのcsvをGremlinロード形式に変換する

1
Last updated at Posted at 2022-03-02

こちらのツールを使います。

以下のcsvファイルを入力にしてみます。

air-routes-latest-edges.csv
~id,~from,~to,~label,dist:int
3748,1,3,route,809
3749,1,4,route,214
3750,1,5,route,945
3751,1,6,route,576

実行

% python csv-gremlin.py air-routes-latest-edges.csv > air-routes-latest-edges

Processing Summary
------------------
Rows=5, IDs=4, Duplicate IDs=0, Vertices=0, Edges=4, Properties=4, Errors=0
%

結果

air-routes-latest-edges
g
.addE("route").property(id,"3748").from(V("1")).to(V("3")).property("dist",809)
.addE("route").property(id,"3749").from(V("1")).to(V("4")).property("dist",214)
.addE("route").property(id,"3750").from(V("1")).to(V("5")).property("dist",945)
.addE("route").property(id,"3751").from(V("1")).to(V("6")).property("dist",576)

参考

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