text/shared/explorer/database/tablewizard03.xhp UFI: new Table Wizard page 3

Table Wizard - Set Primary Key Specify a field in the table to be used as a primary key.

Create a primary key Select to create a primary key. It is recommended to add a primary key to every database table to uniquely identify each record. For some database systems within %PRODUCTNAME, a primary key is mandatory for editing the tables. Add a primary key automatically Select to add a primary key as an additional field automatically. Use an existing field as primary key Select to use an existing field with unique values as a primary key. Field name Select the field name. Auto value Select to automatically insert a value and increment the field's value for each new record. The database must support automatic incrementation to use this feature. Define primary key by several fields Select to create a primary key from a concatenation of several existing fields. Available fields Select a field and click > to add it to the list of primary key fields. Primary key fields Select a field and click < to remove it from the list of primary key fields. The primary key is created as a concatenation of the fields in this list, from top to bottom. Table Wizard - Create table