sqlsver增删改查
时间: 2023-08-29 22:13:27 浏览: 38
SQL Server 是一种关系型数据库管理系统(RDBMS),可以使用 SQL 语言进行数据的增删改查,以下是 SQL Server 的增删改查操作示例:
1. 数据插入操作:
```
INSERT INTO table_name (column1, column2, column3, ...)
VALUES (value1, value2, value3, ...);
```
例如:
```
INSERT INTO employees (id, name, age, salary)
VALUES (1, 'John', 25, 50000);
```
2. 数据更新操作:
```
UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;
```
例如:
```
UPDATE employees
SET salary = 55000
WHERE id = 1;
```
3. 数据删除操作:
```
DELETE FROM table_name
WHERE condition;
```
例如:
```
DELETE FROM employees
WHERE id = 1;
```
4. 数据查询操作:
```
SELECT column1, column2, ...
FROM table_name
WHERE condition;
```
例如:
```
SELECT name, age
FROM employees
WHERE salary > 50000;
```
以上是 SQL Server 的增删改查操作示例,你可以根据实际需求进行修改。