fix: 修改文件名大小写

server/src/utils/db.util.js

@@ -0,0 +1,35 @@
+const mysql = require('mysql');
+const { cdkDbConfig } = require('../config/db.config');
+
+// 创建连接池
+const pool = mysql.createPool(cdkDbConfig);
+
+// 获取数据库连接
+exports.getConnection = () => {
+    return new Promise((resolve, reject) => {
+        pool.getConnection((err, connection) => {
+            if (err) {
+                reject(err);
+            } else {
+                resolve(connection);
+            }
+        });
+    });
+};
+
+// 执行查询
+exports.query = async (sql, values = [], connection) => {
+    if (!connection) {
+        connection = await exports.getConnection();
+    }
+    return new Promise((resolve, reject) => {
+        connection.query(sql, values, (err, results) => {
+            connection.release(); // 释放连接
+            if (err) {
+                reject(err);
+            } else {
+                resolve(results);
+            }
+        });
+    });
+};