old files will be renamed to . backup after a successful conversion . to delete them after the conversion , use this method with the parameter ` true ' . concode_field_sep boolean UPGRADE_CLASSES_PRESENT concode_elem_sep boolean scriptInTempDir concode_elem_sep boolean deleteOldDb concode_field_sep void setScriptInTempDir concode_elem_sep Connection connectWithOldVersion concode_elem_sep void upgrade concode_elem_sep Connection connectOrUpgrade
void function ( boolean arg0 ) { DbUpgrade . arg0 = arg0 ; }