ADO.NET Client
- Last Updated: May 12, 2026
- 1 minute read
- OpenAccess SDK
- Version 8.1
- Documentation
The following table lists the data types that the ADO.NET Client supports for the OpenAccess SDK SQL engine:
Mapping OpenAccess SDK Data Types to .NET Framework Data Types
| OpenAccess Data Type | .NET Framework Type |
| BIGINT | Int64 |
| BINARY | Byte[] |
| BIT | Boolean |
| CHAR | StringChar[] |
| DATE | DateTime |
| DOUBLE | Double |
| FLOAT | Double |
| INTEGER | Int32 |
| LONGVARBINARY | Byte[] |
| LONGVARCHAR | String |
| NUMERIC(p,s) | Decimal |
| REAL | Single |
| SMALLINT | Int16 |
| TINYINT | Byte[] |
| TIME | TimeSpan |
| TIMESTAMP | DateTime |
| VARBINARY | Byte[] |
| VARCHAR | StringChar[] |
| WCHAR | String |
| WLONGVARCHAR | String |
| WVARCHAR | String |