HBase JAVA API怎么用

这篇文章主要介绍HBase JAVA API怎么用，文中介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们一定要看完！

Maven

pom.xml

                         org.apache.hbase            hbase-client            1.3.5                            org.apache.hbase            hbase-server            1.3.5            

静态代码块

private static Connection connection = null;    private static Admin admin = null;;    static {        try {            Configuration configuration = HBaseConfiguration.create();            configuration.set("hbase.zookeeper.quorum", "aliyun:2181");            connection = ConnectionFactory.createConnection(configuration);            admin = connection.getAdmin();        } catch (IOException e) {            e.printStackTrace();        }    }

创建表

    //创建表    public static void createTable(String tableName, String[] cols) throws IOException {        TableName table = TableName.valueOf(tableName);        if (admin.tableExists(table)) {            System.out.println("表已存在！");        } else {            HTableDescriptor hTableDescriptor = new HTableDescriptor(tableName);            for (String col : cols) {                HColumnDescriptor hColumnDescriptor = new HColumnDescriptor(col);                hTableDescriptor.addFamily(hColumnDescriptor);            }            try {                admin.createTable(hTableDescriptor);            } catch (IOException e) {                e.printStackTrace();            }        }    }

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