INullable Interface
.NET Framework (current version)
All the System.Data.SqlTypes objects and structures implement the INullable interface.
Assembly: System.Data (in System.Data.dll)
| Name | Description | |
|---|---|---|
 | IsNull | Indicates whether a structure is null. This property is read-only. |
SqlTypes can contain the value null and use database semantics for evaluating nulls. Nulls are used in a database to indicate an unknown or missing value.
.NET Framework
Available since 1.1
Available since 1.1
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