refactor: unused/unneeded references

lib/adapter.js

@@ -1,5 +1,4 @@
 var _ = require('lodash');
-var mssql = require('mssql');
 var Query = require('./query');
 var sql = require('./sql.js');
 var utils = require('./utils');
@@ -12,7 +11,6 @@ var moment = require("moment");
 
 
 var registeredDatastores = {};
-var definitions = {};
 let awaitableCreate;
 // TODO: Not the same as utils (which is stored in a separate file. need to refactor to same one.)
 var util = {
@@ -596,7 +594,6 @@ var adapter = {
     tableName = '[' + schemaName + ']' + '.[' + tableName + ']';
     var statement = 'DELETE FROM ' + tableName + ' ';
     statement += sql.serializeOptions(tableName, query.criteria);
-    var find = Promise.promisify(adapter.find);
     // if (meta && meta.fetch) {
     let records;
     if (meta && meta.fetch) {
@@ -1072,10 +1069,9 @@ var adapter = {
       });
       delete wlQuery.joins;
     }
-    var find = Promise.promisify(adapter.find);
     var promises = {};
 
-    promises[tableName] = find(datastoreName, { using: tableName, criteria });
+    promises[tableName] = adapter.find(datastoreName, { using: tableName, criteria });
 
     promises[tableName]
       .then(function (topLevelResults) {