Backend sortbydate.js 개발 중(검색엔진)

+var mysql = require('mysql');
+var near_show_list = [];
+var connection = mysql.createConnection({
+    "host": "culturegallery.cm2bwcuyukrm.us-east-1.rds.amazonaws.com",
+    "user": "root",
+    "password": "dldbwp1207",
+    "port": "3306",
+    "database": "showdata"
+});
+
+connection.connect();
+
+// 데이터 길이 파악 //
+var dataNum=0;
+connection.query('SELECT COUNT (*) AS cnt FROM SHOW_DATA', function (error, results, field) {
+    if (error) {
+        console.log(error);
+    }
+    dataNum = results[0].cnt;
+    console.log(dataNum);
+});
+
+connection.query('SELECT start_day FROM SHOW_DATA WHERE start_day>=2021/01/01 ORDER BY start_day',function(error,results,field){
+   if(error){
+        console.log(error);
+    }
+    console.log(results);
+})
+
+connection.end();
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