Node 9652 Error

[skillxup]

node server.js (node:9652) [SEQUELIZE0004] DeprecationWarning: A boolean value was passed to options.operatorsAliases. This is a no-op with v5 and should be removed. Server is running on port 8080. Unhandled rejection SequelizeConnectionRefusedError: connect ECONNREFUSED 127.0.0.1:3306 at D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\sequelize\lib\dialects\mysql\connection-manager.js:123:19 at tryCatcher (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\util.js:16:23) at Promise._settlePromiseFromHandler (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\promise.js:547:31) at Promise._settlePromise (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\promise.js:604:18) at Promise._settlePromise0 (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\promise.js:649:10) at Promise._settlePromises (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\promise.js:725:18) at _drainQueueStep (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\async.js:93:12) at _drainQueue (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\async.js:86:9) at Async._drainQueues (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\async.js:102:5) at Immediate.Async.drainQueues [as _onImmediate] (D:\ramakrishna\resources\courses\practicals\Angular_Node_Projects\angular-node\node-js-server\node_modules\bluebird\js\release\async.js:15:14) at processImmediate (internal/timers.js:461:21)