Hbase通过SingleColumnValueFilter进行值查询

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
public class Demo5 {
    public static Configuration conf = HBaseConfiguration.create();
    static {
        Configuration HBASE_CONFIG = new Configuration();
 
        HBASE_CONFIG.set("hbase.zookeeper.quorum",
                "BJ-YZ-103R-63-38,BJ-YZ-103R-63-39,BJ-YZ-103R-63-40");
        HBASE_CONFIG.set("hbase.zookeeper.property.clientPort", "2181");
        conf = HBaseConfiguration.create(HBASE_CONFIG);
    }
    public static void QueryByCondition3(String tableName,String  v1,String v2) { 
                try
                    HTablePool pool = new HTablePool(conf, 1000); 
                    HTableInterface table = pool.getTable(tableName); 
                   List<Filter> filters = new ArrayList<Filter>(); 
                   Filter filter1 = new SingleColumnValueFilter(Bytes.toBytes("c1"), Bytes.toBytes("city"), CompareOp.EQUAL, Bytes.toBytes(v1)); 
                   filters.add(filter1); 
                   Filter filter2 = new SingleColumnValueFilter(Bytes.toBytes("c1"), Bytes.toBytes("sex"), CompareOp.EQUAL, Bytes.toBytes(v2)); 
                    filters.add(filter2); 
                FilterList filterList1 = new FilterList(filters); 
                    Scan scan = new Scan(); 
                    scan.setFilter(filterList1); 
                    ResultScanner rs = table.getScanner(scan); 
                   for (Result r : rs) { 
                   System.out.println("获得到rowkey:" + new String(r.getRow())); 
                       for (KeyValue keyValue : r.raw()) { 
                            System.out.println("列:" + new String(keyValue.getFamily()) 
                                    + "====值:" + new String(keyValue.getValue())); 
                       
                    
                   rs.close(); 
          
               } catch (Exception e) { 
                    e.printStackTrace(); 
                
           
            
    public static void main(String[] args) throws IOException {
        Demo5.QueryByCondition3("test1","hangzhou","nan");
    }
 
}

  

posted @   沙漠里的小鱼  阅读(2549)  评论(0编辑  收藏  举报
编辑推荐:
· SQL Server 2025 AI相关能力初探
· Linux系列:如何用 C#调用 C方法造成内存泄露
· AI与.NET技术实操系列(二):开始使用ML.NET
· 记一次.NET内存居高不下排查解决与启示
· 探究高空视频全景AR技术的实现原理
阅读排行:
· 阿里最新开源QwQ-32B,效果媲美deepseek-r1满血版,部署成本又又又降低了!
· AI编程工具终极对决:字节Trae VS Cursor,谁才是开发者新宠?
· 开源Multi-agent AI智能体框架aevatar.ai,欢迎大家贡献代码
· Manus重磅发布:全球首款通用AI代理技术深度解析与实战指南
· 被坑几百块钱后,我竟然真的恢复了删除的微信聊天记录!
点击右上角即可分享
微信分享提示