Created two API endpoints.

libs/mysql.js

@@ -0,0 +1,47 @@
+const mysql = require("mysql");
+
+function getConnection() {
+  return mysql.createConnection({
+    host: process.env.MYSQL_HOST,
+    user: process.env.MYSQL_USER,
+    password: process.env.MYSQL_PASSWORD,
+    database: process.env.MYSQL_DB,
+  });
+}
+
+function getShares(connection) {
+  return new Promise((resolve, reject) => {
+    connection.query(
+      `SELECT * FROM Share`,
+      (error, result) => {
+        if (error) {
+          throw(new Error(error));
+        }
+        resolve(result);
+      }
+    );
+  });
+}
+
+function getShareholders(connection) {
+  return new Promise((resolve, reject) => {
+    connection.query(
+      `SELECT * FROM Shareholder`,
+      (error, result) => {
+        if (error) {
+          throw(new Error(error));
+        }
+        resolve(result);
+      }
+    );
+  });
+}
+
+module.exports = {
+  getConnection,
+
+  getShares,
+
+  getShareholders,
+}
+