--1create database misgouse misgo--2create table scours(ID int,courseID int,studentID int,score int)gocreate table student(studentID int,sname char(10))go--3insert into student values(1,'张某某');insert into scours
编写一个程序,查询Access数据库Database1中Student表中的信息,其中数据库Database1对应的数据源为myData。importjava.sql.*;publicclassDataDemo{publicstaticvoidmain(Stringargs[])throwsException{Class.forName(___(1)___);//加载JDBC-ODBC驱动程序Connectionconn=DriverManager.getConnection(___(2)__,",");/...
一.建数据库test createdatabasetest; 二.学生表-student (学号sno、姓名sname、性别ssex、出生年月sbirthday、所在班级sclass) createtablestudent ( snovarchar(10)primarykey, snamevarchar(10)notnull, ssexvarchar(1)notnull, sbirthdaydatetimenotnull, sclassint) ; 三.教师表teacher-(教师编号tno、教师性...
MySQL创建数据库表student 1,创建数据库 create database mydb; 2,查看所有数据库 show databases; 3,使用数据库 use mydb; 4,创建数据库表student create table student(sno int(6),name varchar(12),sex char(2),age int (2),enterd...查看原文...
SQL injection attack is a challenge to any online database that process data based on user inputs. This research investigates one of the most important online database threats. The research reviews related work, design and implement a secured student database application for testing the SQL ...
MySQL创建数据库表student 1,创建数据库 create database mydb; 2,查看所有数据库 show databases; 3,使用数据库 use mydb; 4,创建数据库表student create table student(sno int(6),name varchar(12),sex char(2),age int (2),enterd...数据
三、SQL语言 1、基本表的操作 定义基本表 : create table 修改基本表: alter table 删除基本表: drop table 建立索引:create Cluster 删除索引:drop index 表名 2、数据查询: 聚集函数: count、sum、avg、max、min 分组:group by 指定组或聚合应满足的搜索条件: having ...
Hosted on Azure Static Web Apps and Azure Functions, and utilizing Azure Cosmos DB for NoSQL as the vector database, this session offers a practical starting point for developing sophisticated AI applications. Join us and start building the future of AI chat applications today! 形式: 直播 ...
create database student go use student create table S( sno char(6) constraint PK_sno Primary key, sname varchar(10) not null , age int constraint CHK_age check(age between 10 and 40) , GPA real ) go create table C( cno char(4) constraint PK_cno Primary key, cname varchar(40) ...
create database test; 授权一个用户 grant all privileges on *.* to 'xiang'@'%' identified by '1qaz@WSX'; 创建表 create table student(id int not null); 查询 select * from tabel_name where 条件1 and 条件2 增加 insert into table_name (id, name, age, sex, grander) values (1, '...