当前位置:网站首页>数据库操作 题目二
数据库操作 题目二
2022-07-26 08:41:00 【wuyunbilige66】
1.创建test数据库

2.在test数据库中创建emp表

3. 向emp表中添加记录

4.查询表中所有内容

5.查询表中姓名是张三的所有消息记录
6.查询表中姓名是三个字组成的所有员工的ename,job,sal字段的对应信息

7.查询表中empno字段从1004至1008所有员工的记录

8.查询表中所有job字段是文员并且姓名是黄盖的员工的所有信息

9.查询表中在2001年以后入职的员工信息

10.查询表中奖金(COMM)是NULL的员工信息

边栏推荐
- 23.10 Admin features
- 利用模m的原根存在性判断以及求解
- Sub Chocolate & paint area
- C Entry series (31) -- operator overloading
- Oracle 19C OCP 1z0-083 question bank (1-6)
- Deploy prometheus+grafana monitoring platform
- [encryption weekly] has the encryption market recovered? The cold winter still hasn't thawed out. Take stock of the major events that occurred in the encryption market last week
- keepalived双机热备
- 23.6 23.7 web environment web environment variable reading
- Hegong sky team vision training Day6 - traditional vision, image processing
猜你喜欢

Transfer guide printing system based on C language design

基于C语言实现的人机交互软件

The lessons of 2000. Web3 = the third industrial revolution?

Spark scheduling analysis

Set of pl/sql -2

KV database based on raft consensus protocol

基于C语言的哈夫曼转化软件

Grid segmentation

After MySQL 8 OCP (1z0-908), hand in your homework

MySQL 8.0 OCP (1z0-908) has a Chinese exam
随机推荐
Espressif 玩转 编译环境
P3743 Kotori's equipment
The data read by Flink Oracle CDC is always null. Do you know
Maximum common substring & regularity problem
Vision Group Training Day5 - machine learning, image recognition project
Super potential public chain dfinity -- the best time for DFI developers to enter
Inaccurate problem of flutter fijkplayer seekto
[C language] programmer's basic skill method - "creation and destruction of function stack frames"
【FreeSwitch开发实践】使用SIP客户端Yate连接FreeSwitch进行VoIP通话
Install HR schema, example, and Scott schema on Oracle and MySQL
My meeting of OA project (meeting seating & submission for approval)
Arbitrum Nova release! Create a low-cost and high-speed dedicated chain in the game social field
12306 ticket system crawling - 1. Saving and reading of city code data
Flutter custom player progress bar
Spark persistence strategy_ Cache optimization
Media at home and abroad publicize that we should strictly grasp the content
Oracle 19C OCP 1z0-082 certification examination question bank (13-18)
pl/sql之集合
CIS 2020 - alternative skills against cloud WAF (pyn3rd)
Oracle 19C OCP 1z0-082 certification examination question bank 1