{"id":551,"date":"2023-11-30T16:19:25","date_gmt":"2023-11-30T08:19:25","guid":{"rendered":"http:\/\/mapleleaf666.vip\/?p=551"},"modified":"2023-12-02T02:05:39","modified_gmt":"2023-12-01T18:05:39","slug":"hbase%e5%85%a5%e9%97%a8%e7%ba%a7%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"http:\/\/mapleleaf666.vip\/?p=551","title":{"rendered":"Hbase\u5165\u95e8\u7ea7\u4f7f\u7528"},"content":{"rendered":"\n

HBase\u914d\u7f6e<\/h2>\n\n\n\n
\u901a\u8fc7\u67e5\u9605\u76f8\u5173\u8d44\u6599\uff0c\u57fa\u4e8e\u5df2\u5efa\u7acb\u7684hadoop\u96c6\u7fa4\uff0c\u5b8c\u6210\u4e2a\u4eba\u670d\u52a1\u5668\u7684hbase\u642d\u5efa\uff0c\u5177\u4f53\u914d\u7f6e\u5982\u4e0b\uff1a \u00a0<property>
\u00a0 \u00a0 <name>hbase.rootdir<\/name>
\u00a0 \u00a0 <value>hdfs:\/\/master:9000\/hbase<\/value>
\u00a0<\/property>
\u00a0<property>
\u00a0 \u00a0<name>hbase.cluster.distributed<\/name>
\u00a0 \u00a0<value>true<\/value>
\u00a0<\/property>
\u00a0<property>
\u00a0 \u00a0<name>hbase.tmp.dir<\/name>
\u00a0 \u00a0<value>.\/tmp<\/value>
\u00a0<\/property>
\u00a0<property>
\u00a0 \u00a0<name>hbase.unsafe.stream.capability.enforce<\/name>
\u00a0 \u00a0<value>false<\/value>
\u00a0<\/property>
\u00a0<property>
<name>hbase.zookeeper.quorum<\/name>
<value>slave1:2181<\/value>
\u00a0<\/property><\/code><\/pre>\n\n\n\n
Regionserver\u53ea\u8bbe\u7f6e\u672c\u673a\uff0c\u901a\u8fc7start-hbase.sh\u542f\u52a8\u540e\uff0cjps\u67e5\u770b\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
\"image-20230529155505778\"\/<\/div><\/figure>\n\n\n\n
\u901a\u8fc7\u547d\u4ee4netstat -ntlp\u67e5\u770b\u7f51\u7edc\u60c5\u51b5\uff0c\u76f8\u5173\u7aef\u53e3\u90fd\u662f\u53ef\u8bbf\u95ee\u7684\uff0c\u76f8\u5173\u8fdb\u7a0b\u5df2\u542f\u52a8\uff1a<\/p>\n\n\n\n
\"image-20230529155705372\"\/<\/div><\/figure>\n\n\n\n
\u6a21\u62df\u5b9e\u8df5<\/h2>\n\n\n\n
\u57fa\u4e8e\u5fae\u535a\u8c23\u8a00\u8bdd\u9898\u4e2d\u90e8\u5206\u610f\u89c1\u9886\u8896\u7ed3\u8282\u5173\u7cfb\u56fe\u8c31\uff0c\u5229\u7528Hbase\u8fdb\u884c\u7b80\u5355\u7684\u6570\u636e\u5b58\u50a8\u3002<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u8868\u8bbe\u8ba1<\/h3>\n\n\n\n
\u4e3a\u4e86\u8f83\u597d\u5730\u63cf\u8ff0\u5fae\u535a\u8c23\u8a00\u8bdd\u9898\u4e2d\uff0c\u4e0d\u540c\u7528\u6237\u4e4b\u95f4\u53d1\u751f\u8bc4\u8bba\u3001\u8f6c\u53d1\u7b49\u5173\u7cfb\u7684\u7ed3\u8282\u5173\u7cfb\u56fe\u8c31\uff0c\u91c7\u7528\u5982\u4e0b\u8bbe\u8ba1\uff1a<\/p>\n\n\n\n
    \n
  • \u8868\u540d\uff1aweibo_relations<\/li>\n\n\n\n
  • Row Key: \u91c7\u7528\u81ea\u5b9a\u4e49\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u5b57\u7b26\u4e32\u6765\u8868\u793a<\/li>\n\n\n\n
  • \u5217\u65cf\uff1arelations<\/li>\n\n\n\n
  • \u5217\u65cf\u4e2d\u7684\u5217\u9650\u5b9a\u7b26\uff1a\n
      \n
    • source_user\uff1a\u8868\u793a\u6e90\u7528\u6237\u7684\u7528\u6237\u540d<\/li>\n\n\n\n
    • target_user\uff1a\u8868\u793a\u76ee\u6807\u7528\u6237\u7684\u7528\u6237\u540d<\/li>\n\n\n\n
    • action_type\uff1a\u8868\u793a\u7528\u6237\u4e4b\u95f4\u7684\u4ea4\u4e92\u7c7b\u578b\uff08\u4f8b\u5982\u8bc4\u8bba\u3001\u8f6c\u53d1\u7b49\uff09<\/li>\n\n\n\n
    • timestamp\uff1a\u8868\u793a\u4ea4\u4e92\u53d1\u751f\u7684\u65f6\u95f4\u6233<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
      \u8fd9\u4e2a\u8bbe\u8ba1\u4e2d\u5c06\u6bcf\u4e2a\u7528\u6237\u4e4b\u95f4\u7684\u4ea4\u4e92\u5173\u7cfb\u8868\u793a\u4e3a\u4e00\u6761\u6570\u636e\uff0c\u5e76\u8d4b\u4e88\u4e00\u4e2a\u552f\u4e00\u7684\u6807\u8bc6\u7b26Row Key\uff0c\u5728\u5217\u65cf\u4e2d\u4f7f\u7528\u56db\u4e2a\u9650\u5b9a\u7b26\u63cf\u8ff0\u4e00\u4e2a\u5b8c\u6574\u7684\u4ea4\u4e92\u5173\u7cfb\u3002<\/p>\n\n\n\n
      \u6211\u4eec\u9996\u5148\u901a\u8fc7hbase shell\u8fdb\u884c\u4e00\u4e9b\u57fa\u672c\u7684\u64cd\u4f5c\uff1a<\/p>\n\n\n\n
        \n
      1. \u4f7f\u7528\u547d\u4ee4create 'weibo_relations', 'relations'<\/code>\u5b8c\u6210\u8868\u7684\u521b\u5efa\uff08\u5b9e\u9645\u4e0a\u8fd9\u4e00\u6b65\u4e5f\u53ef\u4ee5\u901a\u8fc7java\u5b8c\u6210\uff09\uff0c\u5e76\u6839\u636e\u4e0a\u9762\u7684\u8bbe\u8ba1\u63d2\u5165\u4e00\u90e8\u5206\u6d4b\u8bd5\u6570\u636e<\/li>\n\n\n\n
      2. \u786e\u8ba4\u8868\u7684\u7ed3\u6784\uff0c\u547d\u4ee4\uff1adescribe 'weibo_relations'<\/code>\uff0c\u901a\u8fc7get 'weibo_relations', 'interaction3'<\/code>\u67e5\u770b\u6d4b\u8bd5\u6570\u636e\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/li>\n<\/ol>\n\n\n\n
        \"image-20230529220921539\"\/<\/div><\/figure>\n\n\n\n
        Java\u8fde\u63a5\u7a0b\u5e8f\u7684\u5b9e\u73b0<\/h3>\n\n\n\n
        hbase shell\u5728\u4f7f\u7528\u4e0a\u4f1a\u6709\u4e00\u4e9b\u9ebb\u70e6\uff0c\u5728java\u4e2d\uff0c\u57fa\u4e8e\u9700\u6c42\uff0c\u4f7f\u7528hbase\u63d0\u4f9b\u7684API\u5b9e\u73b0\u4e86\u66f4\u591a\u7684\u529f\u80fd\uff0c\u529f\u80fd\u5982\u4e0b\uff1a<\/p>\n\n\n\n
          \n
        • \u521b\u5efa\u4e00\u5f20\u8868<\/li>\n\n\n\n
        • \u63d2\u5165\u4e00\u6761\u5173\u7cfb<\/li>\n\n\n\n
        • \u5220\u9664\u4e00\u6761\u5173\u7cfb<\/li>\n\n\n\n
        • \u57fa\u4e8eRow key\u67e5\u8be2\u6570\u636e<\/li>\n\n\n\n
        • \u5220\u9664\u4e00\u6761\u5173\u7cfb<\/li>\n\n\n\n
        • \u5220\u9664\u8868<\/li>\n\n\n\n
        • \u5220\u9664\u4e00\u4e2a\u7528\u6237\u7684\u6240\u6709\u5173\u7cfb<\/li>\n<\/ul>\n\n\n\n
          \u5728\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7\u5982\u4e0b\u5185\u5bb9\u5b8c\u6210\u4e86hbase\u8fde\u63a5\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n
          private static final String HBASE_ZOOKEEPER_QUORUM = \"10.80.43.99\";\r\nprivate static final String HBASE_ZOOKEEPER_PROPERTY_CLIENT_PORT = \"2181\";\r\nprivate static final String TABLE_NAME = \"weibo_relations\";\r\nprivate static final String CF_RELATIONS = \"relations\";\r\n\r\nConfiguration config = HBaseConfiguration.create();\r\nconfig.set(HConstants.ZOOKEEPER_QUORUM, HBASE_ZOOKEEPER_QUORUM);\r\nconfig.set(HConstants.ZOOKEEPER_CLIENT_PORT, HBASE_ZOOKEEPER_PROPERTY_CLIENT_PORT);<\/code><\/pre>\n\n\n\n
          \u4e0b\u9762\u4ecb\u7ecd\u4e00\u4e0b\u51e0\u4e2a\u6bd4\u8f83\u91cd\u8981\u7684\u529f\u80fd\u7684\u5b9e\u73b0\uff1a<\/p>\n\n\n\n
          \u6dfb\u52a0\u4e00\u6761\u5173\u7cfb<\/h4>\n\n\n\n
           private static void addRelation(Connection connection, TableName tableName, String interactionId, String sourceUser, String targetUser, String actionType, String timestamp) throws IOException {\r\n        try (Table table = connection.getTable(tableName)) {\r\n            Put put = new Put(Bytes.toBytes(interactionId));\r\n            put.addColumn(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"source_user\"), Bytes.toBytes(sourceUser));\r\n            put.addColumn(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"target_user\"), Bytes.toBytes(targetUser));\r\n            put.addColumn(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"action_type\"), Bytes.toBytes(actionType));\r\n            put.addColumn(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"timestamp\"), Bytes.toBytes(timestamp));\r\n            table.put(put);\r\n            System.out.println(\"\u5173\u7cfb\u6dfb\u52a0\u6210\u529f\");\r\n        }\r\n    }<\/code><\/pre>\n\n\n\n
          \u5728\u672c\u51fd\u6570\u4e2d\uff0c\u4e3b\u8981\u662f\u5148\u901a\u8fc7Table\u83b7\u5f97hbase\u4e2d\u9700\u8981\u8fdb\u884c\u64cd\u4f5c\u7684\u8868\uff0c\u901a\u8fc7HBase\u7684API\u63d0\u4f9b\u7684Put\u5bf9\u8c61\uff0c\u4f20\u5165\u4ea4\u4e92ID\u4f5c\u4e3a\u884c\u952e\uff0c\u7136\u540e\u5bf9\u5217\u65cf\u7684\u6bcf\u4e2a\u5217\u9650\u5b9a\u7b26\u503c\u901a\u8fc7Byte\u4f20\u503c\u5b8c\u6210\u6570\u636e\u7684\u63d2\u5165\u3002<\/p>\n\n\n\n
          \u5220\u9664\u4e00\u6761\u5173\u7cfb<\/h4>\n\n\n\n
           \/\/\u5220\u9664\u5173\u7cfb\r\n    private static void deleteRelation(Connection connection, TableName tableName, String interactionId) throws IOException {\r\n        try (Table table = connection.getTable(tableName)) {\r\n            Delete delete = new Delete(Bytes.toBytes(interactionId));\r\n            table.delete(delete);\r\n            System.out.println(\"\u5173\u7cfb\u5220\u9664\u6210\u529f\");\r\n        }\r\n    }<\/code><\/pre>\n\n\n\n
          \u5220\u9664\u67d0\u4e00\u884c\u7684\u5173\u7cfb\u5176\u5b9e\u6bd4\u8f83\u7b80\u5355\uff0c\u53ea\u9700\u83b7\u53d6\u8868\u540e\uff0c\u4f20\u5165\u884c\u7684RowKey\uff0c\u5373\u53ef\u5b8c\u6210\u5220\u9664\u3002<\/p>\n\n\n\n
          \u6f14\u793a1<\/h4>\n\n\n\n
          \u5bf9\u4e8e\u4e0a\u9762\u7684\u90e8\u5206\u529f\u80fd\u5b9e\u73b0\uff0c\u73b0\u5728\u8bbe\u8ba1\u4e00\u4e2a\u573a\u666f\uff0c\u5148\u63d2\u5165\u4e00\u6761\u5173\u7cfb\uff0c\u7136\u540e\u67e5\u8be2\u8be5\u5173\u7cfb\uff0c\u518d\u5c06\u8be5\u5173\u7cfb\u5220\u9664\uff0c\u518d\u6b21\u67e5\u8be2\uff0c\u4ee5\u4e0b\u662f\u6f14\u793a\u7ed3\u679c\uff1a<\/p>\n\n\n\n
          \"image-20230529223509245\"\/<\/div><\/figure>\n\n\n\n
          \"image-20230529223457352\"\/<\/div><\/figure>\n\n\n\n
          \u67e5\u8be2\u4e00\u4e2a\u6e90\u7528\u6237\u7684\u6240\u6709\u5173\u7cfb<\/h4>\n\n\n\n
           private static void getRelationsByUser(Connection connection, TableName tableName, String sourceUser) throws IOException {\r\n        System.out.println(\"\\n\u67e5\u8be2\u6307\u5b9a\u6e90\u7528\u6237'\"+sourceUser+\"'\u7684\u7ed3\u679c\u5982\u4e0b\uff1a\");\r\n        try (Table table = connection.getTable(tableName)) {\r\n            Scan scan = new Scan();\r\n            scan.setFilter(new SingleColumnValueFilter(Bytes.toBytes(CF_RELATIONS),\r\n                    Bytes.toBytes(\"source_user\"), CompareOperator.EQUAL, Bytes.toBytes(sourceUser)));\r\n\r\n            ResultScanner scanner = table.getScanner(scan);\r\n            for (Result result : scanner) {\r\n                byte[] rowKey = result.getRow();\r\n                byte[] targetUserBytes = result.getValue(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"target_user\"));\r\n                byte[] actionTypeBytes = result.getValue(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"action_type\"));\r\n                byte[] timestampBytes = result.getValue(Bytes.toBytes(CF_RELATIONS), Bytes.toBytes(\"timestamp\"));\r\n\r\n                String targetUser = Bytes.toString(targetUserBytes);\r\n                String actionType = Bytes.toString(actionTypeBytes);\r\n                String timestamp = Bytes.toString(timestampBytes);\r\n\r\n                System.out.println(\"Source User: \" + sourceUser);\r\n                System.out.println(\"Target User: \" + targetUser);\r\n                System.out.println(\"ActionType: \" + actionType);\r\n                System.out.println(\"Timestamp: \" + timestamp);\r\n                System.out.println(\"-------------------\");\r\n            }\r\n            scanner.close();\r\n        }\r\n    }<\/code><\/pre>\n\n\n\n
          \u5728\u5b9e\u9645\u67e5\u8be2\u4e2d\uff0c\u76f8\u6bd4\u4e8e\u901a\u8fc7\u884c\u952e\u8fdb\u884c\u67e5\u8be2\uff0c\u66f4\u5e38\u89c1\u7684\u67e5\u8be2\u662f\u67e5\u67d0\u4e00\u4e2a\u7528\u6237\u7684\u5173\u7cfb\uff0c\u6211\u8bbe\u8ba1\u4e86\u4e00\u4e2a\u67e5\u8be2\u6e90\u7528\u6237\uff08\u64cd\u4f5c\u7528\u6237\uff09\u6267\u884c\u7684\u6240\u6709\u5173\u7cfb\u7684\u51fd\u6570\uff0c\u5982\u4e0a\u6240\u793a\u3002\u8fd9\u91cc\u4e3b\u8981\u7528\u5230\u7684\u6709\u4e24\u4e2a\uff0c\u4e00\u4e2a\u662fScan<\/strong>\u5bf9\u8c61\uff0c\u7528\u4e8e\u626b\u63cf\u8868\u4e2d\u7684\u6570\u636e\uff1b\u53e6\u4e00\u4e2a\u662fSingleColumnValueFilter<\/strong>\u5bf9\u8c61\uff1b\u4e24\u8005\u914d\u5408\u80fd\u591f\u7b5b\u9009\u7279\u5b9a\u7684\u53c2\u6570\u3002\u7136\u540e\u901a\u8fc7table\u81ea\u5e26\u7684getScanner\u83b7\u53d6\u7ed3\u679c\u626b\u63cf\u5668\uff0c\u7528\u4e8e\u8fed\u4ee3\u5339\u914d\u7684\u884c\u3002<\/p>\n\n\n\n
          \u6211\u4eec\u4ee5\u67e5\u8be2’user3’\u7684\u5173\u7cfb\u4e3a\u4f8b\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
          \"image-20230529225901953\"\/<\/div><\/figure>\n\n\n\n
          \u5220\u9664\u6307\u5b9a\u7528\u6237\u7684\u6240\u6709\u5173\u7cfb\uff08\u5220\u9664\u4e00\u6279\u5173\u7cfb\uff09<\/h4>\n\n\n\n
          \/\/\u5220\u9664\u6307\u5b9a\u7528\u6237\u7684\u6240\u6709\u5173\u7cfb\r\n    private static void deleteRelationsByUser(Connection connection, TableName tableName, String user) throws IOException {\r\n        try (Table table = connection.getTable(tableName)) {\r\n            Scan scan = new Scan();\r\n            scan.setFilter(new SingleColumnValueFilter(Bytes.toBytes(CF_RELATIONS),\r\n                    Bytes.toBytes(\"source_user\"), CompareOperator.EQUAL, Bytes.toBytes(user)));\r\n\r\n            ResultScanner scanner = table.getScanner(scan);\r\n            List<Delete> deleteList = new ArrayList<>();\r\n            for (Result result : scanner) {\r\n                byte[] rowKey = result.getRow();\r\n                Delete delete = new Delete(rowKey);\r\n                deleteList.add(delete);\r\n            }\r\n            scanner.close();\r\n\r\n            if (!deleteList.isEmpty()) {\r\n                table.delete(deleteList);\r\n                System.out.println(\"\u6240\u6709\u4e0e\u7528\u6237 \" + user + \" \u76f8\u5173\u7684\u5173\u7cfb\u5220\u9664\u6210\u529f\");\r\n            } else {\r\n                System.out.println(\"\u672a\u627e\u5230\u4e0e\u7528\u6237 \" + user + \" \u76f8\u5173\u7684\u5173\u7cfb\");\r\n            }\r\n        }\r\n    }<\/code><\/pre>\n\n\n\n
          \u540c\u6837\u7684\uff0c\u5728\u5220\u9664\u4e00\u6279\u5173\u7cfb\u7684\u65f6\u5019\uff0c\u6211\u4eec\u66f4\u591a\u7684\u64cd\u4f5c\u662f\u5220\u9664\u4e00\u4e2a\u7528\u6237\u7684\u6240\u6709\u5173\u7cfb\uff0c\u6574\u4f53\u7684\u65b9\u5f0f\u4e0e\u67e5\u8be2\u6307\u5b9a\u7528\u6237\u76f8\u4f3c\uff0c\u90fd\u662f\u901a\u8fc7scan\u5bf9\u8c61\u548cSingleColumnValueFilter\u5bf9\u8c61\u8fdb\u884c\u8fc7\u6ee4\uff0c\u7136\u540e\u5220\u9664\u7684\u903b\u8f91\u5219\u8ddf\u524d\u9762\u7684\u5220\u9664\u4e00\u6761\u5173\u7cfb\u7c7b\u4f3c\uff0c\u4ee5’user3’\u4e3a\u4f8b\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
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