mongoose.connect useUnifiedTopology: true code example
Example 1: DeprecationWarning: current Server Discovery and Monitoring engine is deprecated,
mongoose.connect("paste db link", {useUnifiedTopology: true, useNewUrlParser: true, useCreateIndex: true });
Example 2: DeprecationWarning: current Server Discovery and Monitoring engine is deprecated,
mongoose.connect(uri, { useNewUrlParser: true,useUnifiedTopology:true });
mongoose.createConnection(uri, { useNewUrlParser: true });