data form wizardの例文
- Data form wizard
- You can then use your formatted and typed dataset in your application development , including the ability to generate data forms using the data form wizard
- If the primary key or the " not null " column of the database is not selected in the data form wizard when you create the data form , the add - creates a new record option is not disabled
- To work around this problem , select the following columns of the selected table when you add a data form by using the data form wizard : the primary column and a column that does not permit nulls
- If you use the navigation buttons to move through the records of a database table on a data form , this exception may be thrown with the additional information , " column column does not allow nulls . " this behavior occurs because the primary key or the " not null " column of the database table was not selected in the data form wizard