During the creation of a new table or the modification of an existing table, use the following steps to add a new column:
- Open the Tables window.
- In the Tables tab, select the record for the table into which the column will be added.
- Click the Columns tab.
- In the Columns tab, right-click and select Add New Column. The system displays the first of two dialog boxes to create the new column.
- Complete the fields of the first dialog box as appropriate. Remember that the convention for the column ID is that it is in upper case and ends in _ID.
- Click Next. The system displays the second dialog box.
- Complete the fields of the second dialog box to configure the column as desired.
- Click OK. The system checks whether the ID exists. If it does exist, an error message will appear. If it does not exist, then a new record will be inserted into this pane.
- Click the Tables tab.
- In the Tables tab, right-click the selected table and select Apply Changes. The system adds the column to the table.
- Click the icon.