public static void UpdateTable_DbTableHasMoreColumnsThanModel_RemoveDbColumnsNotInModel() { var dbFactory = new OrmLiteConnectionFactory(connectionString_, OrmLiteDialectProvider); using (var db = dbFactory.OpenDbConnection()) { //Arrange by asserting that these exists on db, after act they should not exist anymore var smallTestClass = CustomProvider.Quote("SmallTestClass"); var precision = CustomProvider.Quote("Precision"); var targetDate = CustomProvider.Quote("TargetDate"); //Executes raw sql to server var countPrecision = db.SqlList <string>(CustomProvider.CheckIfColumnExists(smallTestClass, precision)).Count; Assert.GreaterOrEqual(countPrecision, 1); var targetDateCount = db.SqlList <string>(CustomProvider.CheckIfColumnExists(smallTestClass, targetDate)).Count; Assert.GreaterOrEqual(targetDateCount, 1); //Act db.UpdateTable <SmallTestClass>(CustomProvider, true); //Assert that they are gone var countPrecisionAfter = db.SqlList <string>(CustomProvider.CheckIfColumnExists(smallTestClass, precision)).Count; Assert.LessOrEqual(countPrecisionAfter, 0); var targetDateCountAfter = db.SqlList <string>(CustomProvider.CheckIfColumnExists(smallTestClass, targetDate)).Count; Assert.LessOrEqual(targetDateCountAfter, 0); } }