| Abbreviation | Definition |
|---|---|
| ASDF | Association of Synchronous Data Formats |
| ASDT | After State Database Testing |
| ASDU | Application Service Data Unit |
| ASF | Acclaim Skeletal File |
| ASI | Autocad Sql Interface |
| ASID | Asean Supporting Industrial Database |
| ASMD | Aerospace Structural Metals Database |
| ASR | Alpha Sequential Read |
| ASSD | Austrian Social Security Database |
| ASSTD | Assorted |
| AST | Automatic Summary Table |
| ASUD | Australian Stratigraphic Units Database |
| ATFD | Advanced Topics in Foundations of Databases |
| AU | Automatic Update |
| AU | Automatic Updates |
| AUDRIS | Automated Utility Database Reporting and Information System |
| AVA | Aleatoric Variation Algorithm |
| AVC | Attribute, Value, and Class |
| AVP | Attribue Value Pair |
| AWLD | Animal welfare legislation database |