i have use below query for sqlite and it's not work, so give me solution in objective c

BOOL isUpdated=[mgrObj.database executeUpdate:@"UPDATE tbl_AdvancAwardDetail SET Advance_project= ?, Type= ?, Speech= ?, Date= ?, Advance_Project_Id= ? WHERE Id= ?",strAdvance_project,strType,strSpeech,strDate,strAdvanceProjectId,strId];

query does not respond in sqlite database, but select query work proper...