Merge pull request 'feat: refs #7811 Added new params in datasources.json' (!2898) from 7811-datasourcesAddParams into dev

Reviewed-on: #2898
Reviewed-by: Juan Ferrer <juan@verdnatura.es>

loopback/server/connectors/vn-mysql.js

@@ -342,6 +342,9 @@ exports.initialize = function initialize(dataSource, callback) {
     }
 };
 
+//  Code extracted from original Loopback MySQL connector
+//  since it cannot be reused, please try not to alter it.
+//  https://github.com/loopbackio/loopback-connector-mysql/blob/v6.2.0/lib/mysql.js
 MySQL.prototype.connect = function(callback) {
     const self = this;
     const options = generateOptions(this.settings);

loopback/server/datasources.json

@@ -11,12 +11,16 @@
         "port": "3306",
         "username": "root",
         "password": "root",
+        "connectionLimit": 100,
+        "queueLimit": 100,
         "multipleStatements": true,
         "legacyUtcDateProcessing": false,
         "timezone": "local",
         "connectTimeout": 40000,
         "acquireTimeout": 90000,
-        "waitForConnections": true
+        "waitForConnections": true,
+        "maxIdleTime": 60000,
+        "idleTimeout": 60000
     },
     "osticket": {
         "connector": "memory",