分散KVSのデータモデリング

分散 KVS のデータモデリング

分散 KVS の利点と課題 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],今日のテーマ

HBase 、 Cassandra のデータモデル ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

データ構造 Column SuperColumn ColumnFamily Keyspace Cassandra 動的動的 Column カラム静的 Table ColumnFamily テーブル静的スキーマ定義 HBase RDBMS

データの物理的配置 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

データの取得 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

設計例：ユーザの行動履歴 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

設計例： HBase の場合 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],C_9999999996 C_9999999993 C_9999999991 A_9999999999 B_9999999996 B_9999999998 C_9999999995 A_9999999992 A_9999999990 キー

設計例： Cassandra の場合 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],C B A キー 9999999995 9999999994 9999999993 9999999991 9999999998 9999999996 9999999999 9999999992 9999999990 スーパーカラム

設計方針 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ちなみに ,[object Object],[object Object],[object Object]

まとめ ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

参考URL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

分散KVSのデータモデリング

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