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83 lines
2.0 KiB
JavaScript

7 months ago
//16.apiRouter.js
const express = require('express')
const router = express.Router()
const oracledb = require('oracledb');
const connectionString = "system/452131wW@192.168.3.29:1521/orcl"; // 替换为实际的用户名、密码、主机名、端口号和数据库名
// 设置数据库连接参数
const config = {
user: 'system',
password: '452131wW',
connectString : "192.168.3.29:1521/orcl" // 或者直接使用 'hostname:port/sid'
};
async function run() {
let connection;
try {
// 获取数据库连接
connection = await oracledb.getConnection(config);
console.log('Connection established.');
// 执行查询
const result = await connection.execute('SELECT * FROM TYPE');
console.log(result.rows); // 输出查询结果
} catch (err) {
console.error(err);
} finally {
if (connection) {
// 关闭数据库连接
try {
await connection.close();
console.log('Connection closed.');
} catch (err) {
console.error(err);
}
}
}
}
// 在这里挂载对应的路由
router.get('/get', (req, res) => {
// 通过 req.query 获取客户端发送到服务器的数据(查询字符串)
const query = req.query
run().then(r => {console.log("调用oracle")})
// 调用 res.send() 方法,向客户端响应处理的结果
res.send({
status: 0,// 0 表示处理成功1 表示处理失败
msg: 'GRT请求成功', // 状态的描述
data: query// 需要响应给客户端的数据
})
})
router.post('/post', (req, res) => {
// 通过 req.body 获取请求体中包含的 url-encoded 格式的数据
const body = req.body
res.send({
status: 1,
msg: 'POST请求成功',
data: body
})
})
router.delete('/delete', (req, res) => {
res.send({
status: 0,
msg: 'DELETE请求成功',
})
})
module.exports = router