Added functionality for neo4js database

features/data/DELETE_data.js

@@ -0,0 +1,29 @@
+const express = require('express');
+const router = express.Router();
+const pool = require('../../db');
+
+
+async function delete_data(req, res) {
+    try {
+        const name = req.query.name;
+        const result = await pool.query('DELETE FROM data WHERE name = $1', [name]);
+        res.status(200).json({
+            message: 'Data Deleted',
+            deleted: result.rows
+        })
+    }
+    catch (err) {
+        console.error('database query failed', {
+            message: err.message,
+            code: err.code,
+            detail: err.detail,
+            hint: err.hint,
+            stack: err.stack,
+        });
+        res.status(500).send('Data has not been deleted, request failed');
+    }
+};
+
+
+router.delete('/', delete_data);
+module.exports = router;