GRANT ,INSERT AND UPDATE TO USER

SELECT N'GRANT INSERT, UPDATE, DELETE, SELECT ON dbo.' + QUOTENAME(name)
  + N' TO [user];'
FROM sysobjects WHERE type IN (N'U', N'V');

SELECT N'GRANT EXECUTE ON dbo.' + QUOTENAME(name)
  + N' TO [user];'
FROM sysobjects WHERE type = N'P';