oracle的操作语句
时间: 2023-11-18 18:03:00 浏览: 27
以下是一些Oracle数据库中常用的操作语句:
1. 创建表:
```
CREATE TABLE table_name (
column1 datatype [ NULL | NOT NULL ],
column2 datatype [ NULL | NOT NULL ],
...
);
```
2. 插入数据:
```
INSERT INTO table_name (column1, column2, ...)
VALUES (value1, value2, ...);
```
3. 更新数据:
```
UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;
```
4. 删除数据:
```
DELETE FROM table_name
WHERE condition;
```
5. 查询数据:
```
SELECT column1, column2, ...
FROM table_name
WHERE condition;
```
6. 创建索引:
```
CREATE INDEX index_name
ON table_name (column1, column2, ...);
```
7. 创建存储过程:
```
CREATE PROCEDURE procedure_name
AS
BEGIN
-- procedure body
END;
```
8. 创建触发器:
```
CREATE TRIGGER trigger_name
BEFORE INSERT OR UPDATE OR DELETE
ON table_name
FOR EACH ROW
BEGIN
-- trigger body
END;
```
希望以上操作语句能够帮助到你在Oracle数据库中进行操作。