Table Design

In the Table Design window you define new tables or edit the structure of an existing table.

To access this command...

In a database file window, click the Tables icon. Choose Insert - Table Design or Edit - Edit.

Database Overview

Table Design

The window has its own menu bar. It also contains the following new command: Index Design

Table definition area

This area is where you define the table structure.

Field Name

Specifies the name of the data field. The database engine may impose restrictions on the length of the table name, and the use of special characters and spaces within the table name.

Field type

Specifies the field type. The available field types are limited by the database engine being used.


Specifies an optional description for each field.

The row headers contain the following context menu commands:


Cuts the selected row to the clipboard.

පිටපත් කරන්න

Copies the selected row to the clipboard.


Pastes the content of the clipboard.


Deletes the selected row.

පේළි ඇතුළු කරන්න

Inserts an empty row above the current row, if the table has not been saved. Inserts an empty row at the end of the table if the table has already been saved.

Primary Key

If this command has a check mark, the data field is defined as a primary key. By clicking the command you activate/deactivate the primary key definition of the field. The command is only visible if the data source supports primary keys.

Field properties

Defines the field properties of the currently selected field.


Specifies the maximum number of characters allowed for data entry of the corresponding data field including any spaces or special characters.

Decimal places

Specifies the number of decimal places for a numerical field or decimal field.

Default value

Specifies the value that is the default in new data records.

Format example

Displays the format code to assign to the field value that you can select with the ... button.


This button opens the Field Format dialog.

Help area

Displays a help string or hint defined by the database designer for the given field.

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