Merge pull request #24 from uh-zuh/fix-uint64-type-cast

fix uint64 type cast

Author: alshabalin

src/QueryResult.php

@@ -206,10 +206,17 @@ protected function fillRows($rows)
                     case 'INT32':
                     case 'INT64':
                     case 'UINT32':
-                    case 'UINT64':
                         $_row[$column['name']] = (int)($value);
                         break;
 
+                    case 'UINT64':
+                        $value_int = (int)$value;
+                        if ($value_int === PHP_INT_MAX && PHP_INT_SIZE === 8) {
+                            $value_int = (int)bcsub($value, '18446744073709551616', 0);
+                        }
+                        $_row[$column['name']] = $value_int;
+                        break;
+
                     default:
                         $_row[$column['name']] = $value;
                 }