Key Position
Mandatory.
Specify the order of the keys defined. Key fields are specified from top to bottom in order of their importance in the key hierarchy (that is, major to minor). Major keys come first.
Default=Next sequential number.
Rules
- Sequence numbers must be consecutive.
- The sequence number is automatically assigned when a key field/value is added. Sequence number is updated when the order of the key is updated in the list of keys.