evaluate foreign key queries

lib/dialects/sqlite/query.js

@@ -139,6 +139,10 @@ module.exports = (function() {
           result[_result.name].defaultValue = result[_result.name].defaultValue.replace(/'/g, "")
         }
       })
+    } else if (this.sql.indexOf('PRAGMA foreign_keys;') !== -1) {
+      result = results[0]
+    } else if (this.sql.indexOf('PRAGMA foreign_keys') !== -1) {
+      result = results
     }
 
     this.emit('success', result)