alias checks for bulk insert

lib/dialects/mssql/query-generator.js

@@ -152,16 +152,33 @@ module.exports = (function() {
       Parameters: table name + list of hashes of attribute-value-pairs.
     */
     /* istanbul ignore next */
-    bulkInsertQuery: function(tableName, attrValueHashes,options, attributes) {
+        bulkInsertQuery: function(tableName, attrValueHashes,options, attributes) {
       var query = '',
         allAttributes = [],
         insertKey = false,
         isEmpty = true,
-        ignoreKeys = options.fields;
+        ignoreKeys = [];
+
+      for(var key in attributes){
+        //console.log('some more action', attributes.deletedAtThisTime);
+        var aliasKey = attributes[key].field || key;
+        if(ignoreKeys.indexOf(aliasKey) < 0){ 
+          ignoreKeys.push(aliasKey);
+        }
+        if(attributes[key].primaryKey){
+          for(var i = 0; i < attrValueHashes.length; i++){
+            if(aliasKey in attrValueHashes[i]){
+              delete attrValueHashes[i][aliasKey];            
+            }
+          }
+        }
+      }
       Utils._.forEach(attrValueHashes, function(attrValueHash, i) {
         Utils._.forOwn(attrValueHash, function(value, key, hash) {
           if (allAttributes.indexOf(key) === -1) allAttributes.push(key);
+          var aliasKey = attributes[key].field || key;
           if (value !== null && ignoreKeys.indexOf(key) > -1){
+
             ignoreKeys.splice(ignoreKeys.indexOf(key),1);
           }else if(value !== null && attributes[key].autoIncrement){
             insertKey = true;
@@ -173,21 +190,22 @@ module.exports = (function() {
       });
 
       if(!isEmpty){
-        for(var i = 0; i < ignoreKeys.length; i++){
-          allAttributes.splice(allAttributes.indexOf(ignoreKeys[i]), 1);
+        for(var j = 0; j < ignoreKeys.length; j++){
+          if(allAttributes.indexOf(ignoreKeys[j]) > -1){
+            allAttributes.splice(allAttributes.indexOf(ignoreKeys[j]), 1);
+          }
         }
         query = SqlGenerator.bulkInsertSql(tableName, allAttributes, attrValueHashes,options);
         if(insertKey){
           query = SqlGenerator.identityInsertWrapper(query, tableName);
         }
       }else{
-        for(var j = 0; j < attrValueHashes.length; j++){
+        for(var k = 0; k < attrValueHashes.length; k++){
           query += SqlGenerator.insertSql(tableName);
         }
       }
       return query;
     },
-
     /*
       Returns an update query.
       Parameters: