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2012a16
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1 Parent(s): b1ecedb

Create app.py

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  1. app.py +36 -0
app.py ADDED
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+ from nebula3.Config import Config
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+ from nebula3.gclient.net import ConnectionPool
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+ from nebula3.mclient import MetaCache
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+ from nebula3.gclient.net import Connection
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+ from nebula3.graph import GraphService
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+
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+ # 接続設定
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+ config = Config()
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+ config.max_connection_pool_size = 10
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+
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+ # 接続プールの初期化
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+ connection_pool = ConnectionPool()
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+
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+ # Nebula Graph に接続
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+ if not connection_pool.init([(‘127.0.0.1’, 9669)], config):
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+ print("接続に失敗しました")
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+ exit(1)
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+
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+ # セッションの取得
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+ session = connection_pool.get_session('username', 'password')
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+
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+ # クエリの実行
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+ result_set = session.execute('SHOW SPACES')
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+
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+ # 結果の表示
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+ if not result_set.is_succeeded():
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+ print(result_set.error_msg())
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+ else:
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+ for result in result_set.rows():
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+ print(result)
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+
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+ # セッションを閉じる
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+ session.release()
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+
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+ # 接続プールを閉じる
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+ connection_pool.close()