e5f8ae55
 “wangming”
```
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#!/usr/bin/env node
/**
* 绿纤ERP 数据库快速查询工具
* 用法: node db-query.js "SQL语句"
* 示例: node db-query.js "SHOW TABLES"
* node db-query.js "SELECT COUNT(*) as cnt FROM BASE_USER"
* node db-query.js "SELECT F_Id, F_Account, F_RealName, F_EnabledMark FROM BASE_USER LIMIT 10"
*/
const mysql = require('mysql2/promise');
const DB_URL = 'mysql://nettest:nettest@rm-2vccze142rc9a8f58bo.mysql.cn-chengdu.rds.aliyuncs.com:3306/lqerp_dev';
async function main() {
const sql = process.argv[2];
if (!sql) {
console.log('用法: node db-query.js "SQL语句"');
console.log('示例: node db-query.js "SHOW TABLES"');
process.exit(1);
}
const conn = await mysql.createConnection(DB_URL);
try {
const [rows, fields] = await conn.query(sql);
if (Array.isArray(rows)) {
console.log(`共 ${rows.length} 行`);
if (rows.length > 0) {
console.table(rows);
}
} else {
console.log(JSON.stringify(rows, null, 2));
}
} finally {
await conn.end();
}
}
main().catch(e => {
console.error('查询失败:', e.message);
process.exit(1);
});
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