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云计算基础面试题【1024水篇】
数据库管理员以及软、硬件2.SQL语言中,删除一个表的命令是()A.DELETEB.DROPC.CLEARD.Remove注释:A选项为删除表内容;C选项为系统清屏;D选项无此命令3.在SQL语言中,条件“
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cs阿坤dn
·
2023-10-24 17:56
MySQL
云计算大数据
1024程序员节
宏基因组做在线组间差异Anosim分析与结果解读
当然亲测更简便的方法可以借助云平台工具:步骤表格准备不同样本属水平的丰度表分组信息表云平台分析上传云平台结果分析与下载,这个很快调整:pdf格式拖进AI里改色结果解读**图形解读:**盒型图纵轴表示距离排名,横轴
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twocanis
·
2023-09-24 11:13
r语言
数据分析
使用LocalDate来计算年龄
LocalDatebirthday=LocalDate.of(year,month,day);//当前日期LocalDatetoday=LocalDate.now();longduration=ChronoUnit.YEARS.
betwe
温泉的进击
·
2023-08-16 20:16
12.30工作学习记录 英语语法 were是are的过去式 are是复数动词
madeofmadefrom前者的关系比较直接比如椅子是木头做的在椅子中看得到木头材料所以用achairmadeofwood后者呢winemadefromgrapes酒中看不到葡萄了所以用from关于
betwe
隔江远岸
·
2023-04-15 11:39
工作学习记录
学习
什么是真正的HTAP?(一)背景篇
1]Hybridtransaction/analyticalprocessing(HTAP)isanemergingapplicationarchitecturethat"breaksthewall"
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StoneDB开源社区
·
2022-11-25 18:46
真正的HTAP
数据库
java
大数据
数据库架构
mysql
什么是真正的HTAP?(一)背景篇
1]Hybridtransaction/analyticalprocessing(HTAP)isanemergingapplicationarchitecturethat"breaksthewall"
betwe
·
2022-08-08 17:07
数据库mysql
微信小程序实现下拉加载更多商品
item.alreadyPaid}}loading...我是有底线的wxss:/*pages/loadmore/loadmore.wxss*/.goods{display:flex;justify-content:space-
betwe
·
2021-11-05 09:16
Oracle之--CASE WHEN语句
BETWEEN20AND30THEN1ELSE0END)AS"20-30岁",SUM(CASEWHEN(TO_CHAR(SYSDATE,'YYYY')-SUBSTR(t.INPUT_IDCARD,7,4))
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ys简单0
·
2021-02-10 11:15
ThinkPHP V6.0.6&V5.1.41版本发布——兼容PHP8.0
的curl超时设置修正路由匹配增加兼容PHP8处理增加汉字识别匹配范围支持部分生僻字正则改进响应文件请求时的缓冲清除资源路由支持设置变量规则$request->ip()方法兼容PHP8修复验证器in、
betwe
流年
·
2021-01-20 17:21
php
ThinkPHP V6.0.6&V5.1.41版本发布——兼容PHP8.0
的curl超时设置修正路由匹配增加兼容PHP8处理增加汉字识别匹配范围支持部分生僻字正则改进响应文件请求时的缓冲清除资源路由支持设置变量规则$request->ip()方法兼容PHP8修复验证器in、
betwe
流年
·
2021-01-20 17:21
php
oracle PL/SQL 流程控制
if-then-endifif-then-else-endifif-then-elsif-then-else-endifsetserveroutputondeclarev_hire_datedate:=to_date('1995-01-15','yyyy-mm-dd');v_five_yearsboolean;beginifmonths_
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weixin_33854644
·
2020-07-12 08:42
Oracle(2)函数、条件表达式、GROUP BY子句、HAVING子句
左补全2.1.7TRIM()2.2数值函数2.2.1ROUND()2.2.2TRUNC()2.2.3MOD()2.3使用日期2.3.1SYSDATE()2.3.2日期的算术运算2.3.3months_
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shayuwei
·
2020-07-11 22:33
Oracle
MySQL数据操作与查询笔记 • 【第4章 SELECT 数据查询】
4.2.3MySQL逻辑运算符4.2.4条件查询中的运算符4.3定制显示查询结果4.3.1查询结果排序4.3.2使用LIMIT限制查询结果数量4.4模糊查询4.4.1LIKE运算符4.4.2IN运算符4.4.3
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明金同学
·
2020-07-08 23:52
#
Spring注解@Component、@Repository、@Service、@Controller区别
原文链接:https://github.com/giantray/stackoverflow-java-top-qa/blob/master/contents/whats-the-difference-
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apocalypse_zhouj
·
2020-07-08 04:29
Spring
locust性能测试 注册+登录+查询的业务场景
3}例:tasks={test_login:2,test_search:3}写在所有任务最后(登录的账号,事先已注册好)fromlocustimportHttpLocust,task,TaskSet,
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菜小饼
·
2020-07-01 19:49
locust
python
软件测试
小程序拖拽功能
background-color:#f8f5f4;}.orderInfo{height:100%;display:flex;flex-direction:column;justify-content:space-
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小北酱丶
·
2020-07-01 15:12
Mysql的运算符与常用函数
1.2比较运算符MySQL支持的比较运算符运算符作用=等于NULL安全的等于(NULL-safe)大于>=大于等于
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wu_amber
·
2020-06-25 08:36
mysql
判断两个时间段是否重叠的算法
:startdate1=startdate2若你无法理解上面这种方法,那我还有下面的方法提供给你:(startdate1BETWEENstartdate2ANDenddate2)or(enddate1
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mypcstyle
·
2020-06-24 16:09
算法
SQL按日期天数(即 每日)合并统计项
[tb_ChargeLog]WHERE[PayTime]
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Pattonr
·
2020-06-22 03:18
数据库
JVM
IBM)3.GC收集器YoungGeneration:Serial,ParNew&ParallelScavengeTenuredGeneration:SerialOld,ParallelOld&CMSG1
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silverend
·
2016-01-15 20:00
生成纯字母随机编号的示例(仅大小或者小写).sql
f_RANDBH(@BHLen int)RETURNS varchar(50)ASBEGIN DECLARE @r varchar(50) IF NOT(ISNULL(@BHLen,0)
BETWE
·
2015-11-13 19:04
sql
生成纯数字随机编号的示例.sql
f_RANDBH(@BHLen int)RETURNS varchar(50)ASBEGIN DECLARE @r varchar(50) IF NOT(ISNULL(@BHLen,0)
BETWE
·
2015-11-13 19:01
sql
interview: resume
client, server forks out some child process to handle the request from clinet, using pipe to communicate
betwe
·
2015-11-13 11:53
interview
UVA 10340 (13.08.25)
Memory Limit: 32 MB You have devised a new encryption technique whichencodes a message by inserting
betwe
·
2015-11-13 02:50
uva
sql server 中数据类型区别
Migration Assistant 2005 for Oracle,用到了数据类型,所以对SQL Server 的数据类型来了个全面的学习,先总结几个关键点,于朋友们分享 The difference
betwe
·
2015-11-13 01:49
SQL Server
POJ 1135 Domino Effect (spfa + 枚举)- from lanshui_Yang
Take a number of dominoes and build a row by standing them on end with only a small distance in
betwe
·
2015-11-12 13:27
effect
ACM学习历程——HDU5017 Ellipsoid(模拟退火)(2014西安网赛K题)
The distance
betwe
·
2015-11-12 11:57
ACM
将十进制转化为十六进制
const string hexdigits="0123456789ABCDEF"; cout<<"Enter a series of numbers
betwe
·
2015-11-10 23:06
十六进制
[SharpMap] 屏幕坐标和Map坐标转换
4 namespace SharpMap.Utilities 5 { 6 /// <summary> 7 /// Class for transforming
betwe
·
2015-11-08 16:38
map
Google Map API 学习五
is often connected to a marker. 2、MarkerManager v3 MarkerManager v3Marker manager is an interface
betwe
·
2015-11-02 15:37
Google
map
java 求两个日期之间工作日数
swap dates so that d1 is start and d2 is end java.util.Calendar swap = d1; d1 = d2; d2 = swap; } int
betwe
·
2015-10-31 10:22
java
[ACM_图论] Domino Effect (POJ1135 Dijkstra算法 SSSP 单源最短路算法 中等 模板)
Take a number of dominoes and build a row by standing them on end with only a small distance in
betwe
·
2015-10-27 14:51
dijkstra
Oracle生日提醒sql语句写法
TO_CHAR((DATEOFBIRTH),'MM'))=TO_NUMBER(TO_CHAR((sysdate),'MM')))AND(TO_NUMBER(TO_CHAR((DATEOFBIRTH),'DD'))
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Carl_
·
2015-05-08 11:00
SQL Server 聚集索引/非聚集索引
适用场合: 含有大量非重复值的列 使用
BETWE
zws1987211
·
2014-02-14 09:00
oracle PL/SQL 流程控制
if-then-endifif-then-else-endifif-then-elsif-then-else-endifsetserveroutputondeclarev_hire_datedate:=to_date('1995-01-15','yyyy-mm-dd');v_five_yearsboolean;beginifmonths_
betwe
潘麟
·
2013-12-04 18:00
oracle
sql
流程控制
数据库
Hibernate 中HQL语句
使用distinct过滤掉重复值 61.1.7 删除对象 61.1.8 更新对象值 71.1.9 查询计算属性值 71.1.10 使用函数 81.1.11 between...and...和not
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zygzzp
·
2013-05-31 08:00
Hibernate
linux tune2fs命令详解
二.用法:tune2fs[-l][-cmax-mount-counts][-eerrors-behavior][-f][-iinterval-
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Linus_hai
·
2013-01-20 14:09
linux
tune2fs
命令详解
Oracle Events & Level Dictionary
# Level Description 8186 - ALTER SESSION SET EVENTS '8186 trace name context OFF' - VERSIONS
BETWE
xitong
·
2012-09-24 16:00
oracle
Oracle Events & Level Dictionary
# Level Description 8186 - ALTER SESSION SET EVENTS '8186 trace name context OFF' - VERSIONS
BETWE
xitong
·
2012-09-24 16:00
oracle
Oracle Events & Level Dictionary
# Level Description 8186 - ALTER SESSION SET EVENTS '8186 trace name context OFF' - VERSIONS
BETWE
wsql
·
2012-09-24 16:00
oracle
UIActionSheet的最后一个按钮 不响应的问题
参考:http://stackoverflow.com/questions/2096852/iphone-weird-bug-
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a6472953
·
2012-07-04 14:00
新浪微博
腾讯
action
UIViewController中loadView与viewDidLoad,viewDidUnload,dealloc知识
,于是去网上搜了下stackoverflow http://stackoverflow.com/questions/573958/iphone-sdk-what-is-the-difference-
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delphi090902
·
2011-11-04 16:00
java 求两个日期之间工作日数
swap dates so that d1 is start and d2 is end java.util.Calendar swap = d1; d1 = d2; d2 = swap; } int
betwe
abcde5342376
·
2010-09-20 16:00
java
工作
Java设计模式之策略模式
Use When 1 The only difference
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alex_nit
·
2010-07-29 19:00
java
设计模式
算法
Access
转SQL Server 存储过程的经典分页
系统正常启动后约占300M空间)硬盘:SATA160G8MCache系统:windowsxp+SqlServer2005sp2测试数据:共100万条分页测试代码:1)row_number的两种分页方式:分别用top和
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bdk82924
·
2010-06-22 19:00
sql
sql
server
cache
Tomcat线程池设置
Historically there has been a thread pool per connector created but this allows you to share a thread pool,
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ycsk
·
2010-05-02 11:00
thread
tomcat
xml
UP
Thrift在Ubuntu下的配置
software stack with a code generation engine to build services that work efficiently and seamlessly
betwe
isiqi
·
2010-04-15 19:00
erlang
Debian
cocoa
ubuntu
cassandra
Thrift在Ubuntu下的配置
software stack with a code generation engine to build services that work efficiently and seamlessly
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helloyesyes
·
2010-04-15 19:00
cocoa
erlang
Debian
ubuntu
cassandra
Thrift在Ubuntu下的配置
software stack with a code generation engine to build services that work efficiently and seamlessly
betwe
isiqi
·
2010-04-15 19:00
erlang
cocoa
Debian
ubuntu
cassandra
oracle 快速恢复表删除的某行数据
versions_starttime, versions_endtime, versions_startscn,versions_endscn,versions_operation from test versions
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winzenghua
·
2009-12-21 15:00
oracle
C++
c
C#
WAP
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