pass transaction dealing with pg enums

lib/query-interface.js

@@ -119,7 +119,9 @@ QueryInterface.prototype.createTable = function(tableName, attributes, options)
     for (i = 0; i < keyLen; i++) {
       if (attributes[keys[i]].type instanceof DataTypes.ENUM) {
         sql = self.QueryGenerator.pgListEnums(getTableName, attributes[keys[i]].field || keys[i], options);
-        promises.push(self.sequelize.query(sql, { plain: true, raw: true, type: QueryTypes.SELECT, logging: options.logging }));
+        promises.push(self.sequelize.query(
+          sql, { plain: true, raw: true, type: QueryTypes.SELECT, logging: options.logging, transaction: options.transaction }
+        ));
       }
     }
 
@@ -135,7 +137,9 @@ QueryInterface.prototype.createTable = function(tableName, attributes, options)
           // If the enum type doesn't exist then create it
           if (!results[enumIdx]) {
             sql = self.QueryGenerator.pgEnum(getTableName, attributes[keys[i]].field || keys[i], attributes[keys[i]], options);
-            promises.push(self.sequelize.query(sql, { raw: true, logging: options.logging }));
+            promises.push(self.sequelize.query(
+              sql, { raw: true, logging: options.logging, transaction: options.transaction }
+            ));
           } else if (!!results[enumIdx] && !!instanceTable) {
             var enumVals = self.QueryGenerator.fromArray(results[enumIdx].enum_value)
               , vals = instanceTable.rawAttributes[keys[i]].values;
@@ -218,7 +222,8 @@ QueryInterface.prototype.dropTable = function(tableName, options) {
 
         for (i = 0; i < keyLen; i++) {
           if (instanceTable.rawAttributes[keys[i]].type instanceof DataTypes.ENUM) {
-            promises.push(self.sequelize.query(self.QueryGenerator.pgEnumDrop(getTableName, keys[i]), {logging: options.logging, raw: true}));
+            sql = self.QueryGenerator.pgEnumDrop(getTableName, keys[i]);
+            promises.push(self.sequelize.query(sql, { logging: options.logging, raw: true, transaction : options.transaction }));
           }
         }
       }
@@ -292,7 +297,10 @@ QueryInterface.prototype.dropAllEnums = function(options) {
   var self = this
     , sql = this.QueryGenerator.pgListEnums();
 
-  return this.sequelize.query(sql, { plain: false, raw: true, type: QueryTypes.SELECT, logging: options.logging }).map(function(result) {
+  return this.sequelize.query(
+    sql,
+    { plain: false, raw: true, type: QueryTypes.SELECT, logging: options.logging, transaction: options.transaction }
+  ).map(function(result) {
     return self.sequelize.query(
       self.QueryGenerator.pgEnumDrop(null, null, self.QueryGenerator.pgEscapeAndQuote(result.enum_name)),
       {logging: options.logging, raw: true}