The following table specify the maximun numbers of various object within the Knowlege Base.
| Object |
Max. number |
| Environments and Versions per KB |
999 |
| Objects per KB (includes Table, Indexes and Subtype Groups) |
2^31 |
| Attributes per KB (includes Subtypes) |
2^31 |
| Domains per KB |
2^31 |
| Attributes per Transaction |
999 |
| Levels per Transaction |
99 parallels |
| Key Attributes per Table |
32 |
| Secondary Attributes per Table |
999 |
| Indexes per Table |
200 |
| Candidate Key Attributes per Table |
99 |
| Where conditional filters in a For each(1) |
500 |
1 - Depending on the For each filtering conditions, this number may vary, 500 is set as a reasonable threshold.