分布式存储系统：HBase：HBase架构与原理.docx

$ hbase shell

hbase(main):001:0> create 'users', 'info'

hbase(main):002:0> put 'users', 'user1', 'info:name', 'Alice', 'info:age', '30', 'info:email', 'alice@ex

ample.com'

hbase(main):003:0> put 'users', 'user2', 'info:name', 'Bob', 'info:age', '25', 'info:email', 'bob@exa

mple.com'

hbase(main):005:0> delete 'users', 'user2', 'info:email'

import org.apache.hadoop.hbase.client.*;

import org.apache.hadoop.hbase.util.*;

import org.apache.hadoop.hbase.HBaseConfiguration;

import org.apache.hadoop.conf.Configuration;

public class HBaseExample {

public static void main(String[] args) throws Exception {

TableDescriptorBuilder tableDescriptorBuilder = TableDescriptorBuilder.newBuilder(table

Name);

ColumnFamilyDescriptorBuilder columnFamilyDescriptorBuilder = ColumnFamilyDescripto

rBuilder.newBuilder(Bytes.toBytes("cf"));

tableDescriptorBuilder.setColumnFamily(columnFamilyDescriptorBuilder.build());

admin.createTable(tableDescriptorBuilder.build());

}

//

Table table = connection.getTable(tableName);

Put put = new Put(Bytes.toBytes("row1"));