hbase shell插入根据条件查询数据

创建并插入数据:

hbase(main):179:0> create 'scores','grade','course'

hbase(main):180:0> put 'scores','zhangsan01','course:art','90'

hbase(main):181:0> scan 'scores'
ROW                                                          COLUMN+CELL                                                                                                                                                                     
 zhangsan01                                                  column=course:art, timestamp=1498003561726, value=90                                                                                                                            
1 row(s) in 0.0150 seconds

hbase(main):182:0> put 'scores','zhangsan01','course:math','99',1498003561726
(这里手动设置时间戳的时候一定不能大于你当前的系统时间,否则的话无法删除该数据,我这里手动设置数据是为了下面的DependentColumnFilter过滤器试验。你可以查看一下插入第一条数据的时间戳,再插入第二条数据的时间戳为第一条数据的时间戳)
hbase(main):183:0> put 'scores','zhangsan01','grade:','101'
问题:当我将这条插入的数据删除之后再执行put 'scores','zhangsan01','grade:','101',1498003561726后能成功却scan 'scores'后没有该条数据,而再执行put 'scores','zhangsan01','grade:','101'后scan 'scores'却能查到该条数据。如果想插入该条数据的时候手动设置时间戳的话,必须在第一次插入该条数据或者truncate后再插入。
hbase(main):184:0> put 'scores','zhangsan02','course:art','90'

hbase(main):185:0> get 'scores','zhangsan02','course:art'
COLUMN                                                       CELL                                                                                                                                                                            
 course:art                                                  timestamp=1498003601365, value=90                                                                                                                                               
1 row(s) in 0.0080 seconds

hbase(main):186:0> put 'scores','zhangsan02','grade:','102',1498003601365
hbase(main):187:0> put 'scores','zhangsan02','course:math','66',1498003561726
hbase(main):188:0> put 'scores','lisi01','course:math','89',1498003561726
hbase(main):189:0> put 'scores','lisi01','course:art','89'
hbase(main):190:0> put 'scores','lisi01','grade:','201',1498003561726

查询数据:
根据rowkey查询:

hbase(main):187:0> get 'scores','zhangsan01'
COLUMN                                                       CELL                                                                                                                                                                            
 course:art                                                  timestamp=1498003561726, value=90                                                                                                                                               
 course:math                                                 timestamp=1498003561726, value=99                                                                                                                                               
 grade:                                                      timestamp=1498003593575, value=101                                                                                                                                              
3 row(s) in 0.0160 seconds

根据列名查询:
hbase(main):188:0> scan 'scores',{COLUMNS=>'course:art'}
ROW                                                          COLUMN+CELL                                                                                                                                                                     
 lisi01                                                      column=course:art, timestamp=1498003655021, value=89                                                                                                                            
 zhangsan01                                                  column=course:art, timestamp=1498003561726, value=90                                                                                                                            
 zhangsan02                                                  column=course:art, timestamp=1498003601365, value=90                                                                                                                            
3 row(s) in 0.0120 seconds

查询两个rowkey之间的数据:
hbase(main):205:0> scan 'scores',{STARTROW=>'zhangsan01',STOPROW=>'zhangsan02'}
ROW                                                          COLUMN+CELL                                                                                                                                                                     
 zhangsan01                                                  column=course:art, timestamp=1498003561726, value=90                                                                                                                            
 zhangsan01                                                  column=course:math, timestamp=1498003561726, value=99                                                                                                                           
 zhangsan01                                                  column=grade:, timestamp=1498003593575, value=101                                                                                                                               
1 row(s) in 0.0140 seconds

查询两个rowkey且根据列名来查询:
hbase(main):206:0> scan 'scores',{COLUMNS=>'course:art',STARTROW=>'zhangsan01',STOPROW=>'zhangsan02'}
ROW                                                          COLUMN+CELL                                                                                                                                                                     
 zhangsan01                                                  column=course:art, timestamp=1498003561726, value=90                                                                                                                            
1 row(s) in 0.0110 seconds

查询指定rowkey到末尾根据列名的查询:
hbase(main):207:0> scan 'scores',{COLUMNS=>'course:art',STARTROW=>'zhangsan01',STOPROW=>'zhangsan09'}
ROW                                                          COLUMN+CELL                                                                                                                                                                     
 zhangsan01                                                  column=course:art, timestamp=1498003561726, value=90                                                                                                                            
 zhangsan02                                                  column=course:art, timestamp=1498003601365, value=90                                                                                                                            
2 row(s) in 0.0310 seconds

hbase shell插入根据条件查询数据的更多相关文章

  1. 第四部分 数据搜索之使用HBASE的API实现条件查询

    因为数据清洗部分需要用到Mapreduce,所以先解决hbase的问题,可以用命令先在hbase存一下简单的数据进行查询,之后只要替换数据就可以实现了原本功能 在看该部分前,确保Hase API看了, ...

  2. Hbase多条件查询数据(FilterList)

    利用Filter进行筛选:HBase的Scan可以通过setFilter方法添加过滤器(Filter),这也是分页.多条件查询的基础.HBase为筛选数据提供了一组过滤器,通过这个过滤器可以在HBas ...

  3. 第六部分 数据搜索之使用HBASE的API实现条件查询

    题目 使用HADOOP的MAPReduce,实现以下功能: (1)基于大数据计算技术的条件查询:使用mapreduce框架,实现类似Hbase六个字段查询的功能 (2)时段流量统计:以hh:mm:ss ...

  4. MyBatis 传入List集合作为条件查询数据

    使用的是SSM框架,数据库是MySQL,做查询的时候传入List集合,使用SQL语句的in方式查询数据 主要有两点问题:我的List集合是利用的另外一个语句查询出来的,传入参数是int类型,返回值是i ...

  5. C# winform窗体设计-通过条件查询数据

    在winform 数据库设计中,有时候需要通过条件查询对应的数据,并且将数据显示在文本框(or 富文本框)中,下面,小编将讲述通过一个条件: 首先,我们需要对数据库建立连接,并且执行数据库命令,在此之 ...

  6. Laravel条件查询数据单条数据first,多条数据get

    使用DB查询,必须use Illuminate\Support\Facades\DB; 多数组条件查询单条数据 first() //提交加入我们数据 public function ajax_join ...

  7. linux shell脚本连接oracle查询数据插入文件和日志文件中

    #!/bin/sh sqlplus "用户名/密码@数据库"<<EOF  或者只有一个库的 :sqlplus "用户名/密码"<<EOF ...

  8. MySql 按日期条件查询数据

    本周内: select * from wap_content where week(created_at) = week(now) 查询一天: select * from table where to ...

  9. 在PLSQL中不能使用中文作为查询条件查询数据

    解决方法:  1.在oracle服务端的注册表中找到oracle-->key_oradb11g_home1,在右侧找到NLS_LANG,将其数值数据改为SIMPLIFIED CHINESE_CH ...

随机推荐

  1. Django中的get()和filter()区别

    前言 在django中,我们查询经常用的两个API中,会经常用到get()和filter()两个方法,两者的区别是什么呢? object.get()我们得到的是一个对象,如果在数据库中查不到这个对象或 ...

  2. python中的list和generator

    # -*- coding:utf-8 -*- # author : Keekuun # 列表生成式,list l1 = [i for i in range(10)] # 或者 l2 = list(ra ...

  3. Activator.CreateInstance with parameters

    https://docs.microsoft.com/en-us/dotnet/api/system.activator.createinstance?view=netframework-4.8#Sy ...

  4. 公司-IT-SanSan:SanSan

    ylbtech-公司-IT-SanSan:SanSan 毫不费力的组织.无缝简单.基于名片的联系人管理 SanSan是一个名片管理应用,为企业提供内部联系人管理和分享服务,此外该公司也是日本最大的.基 ...

  5. 杂项:JFB-权限设置

    ylbtech-杂项:JFB-权限设置 1. 家政经理返回顶部 1. if (UserContext.GetTeamId() == (int)UserType.Manager) { condition ...

  6. jmeter 自动生成测试报告命令

    环境要求 1:jmeter3.0版本之后开始支持动态生成测试报表 2:jdk版本1.7以上 3:需要jmx脚本文件 基本操作 1:在你的脚本文件路径下,执行cmd命令:jmeter -n -t tes ...

  7. android 关联某些后缀使用app打开

    <intent-filter> <action android:name="android.intent.action.VIEW" /> <categ ...

  8. centos 7 安装 redis 及 php-redis 拓展

    ===============redis 安装========================== 直接yum 安装的redis 不是最新版本 yum install redis 如果要安装最新的re ...

  9. 使用 nm-applet 连接 WPA2-Enterprise wireless

    安装之后,使用 nm-connetion-editor 编辑连接信息: 之使 systemctl retart NetworkManager: 之后使用 nmcli conn up $CONNECT_ ...

  10. JQuery获取与设置select

    获取select : 1.获取select 选中的 text :    $("#ddlregtype").find("option:selected").tex ...