We no longer care about isConnecting status when we're using a pool (to fast).

lib/dialects/postgres/connector-manager.js

@@ -72,7 +72,7 @@ module.exports = (function() {
     var emitter = new (require('events').EventEmitter)()
 
     // in case database is slow to connect, prevent orphaning the client
-    if (this.isConnecting) {
+    if (this.isConnecting && !this.pooling) {
       emitter.emit('success')
       return emitter
     }