Characters string

The columns values will contains only text.

Integer

The columns values will contains only number without digit.

Ex : If you type 12.5, only 12 will appear in the column table.

If you type a text, a error message will appear in the alpha area (at the bottom of the screen).

Real

The columns values will contains only number, you can adjust the number of digit by a typing a format.

If you type a text, a error message will appear in the alpha area (at the bottom of the screen).