Advances, Systems and Applications
Table 4 List of possible failures and their description
From: Fault tolerant software systems using software configurations for cloud computing
Failure name | Description |
|---|---|
Overflow | Occur when size of data exceeds the |
| Â | maximum length of a field or record |
Null value | Occur when nothing is set to record field |
Invalid data | Occur when there is a type mismatch |
| Â | between data type of a field and the value |
| Â | being assigned |
Read, Write | Occur when a specified file cannot be |
| Â | opened for read, write operations |
Duplicate values | Occur when a field has similar attributes |
Invalid RRN | When a given RRN exceeds its maximum |
| Â | value or larger |
| Â | than the current largest RRN |
Primary key constraint violation | Duplicate key exist in primary index |
Collision | When two or more keys hash to the same |
| Â | address of hash table |
Invalid field value | When there is a type mismatch between |
| Â | data type of a field and the value |