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SqlParameter Constructor (String^, SqlDbType, Int32, String^)
.NET Framework (current version)
Initializes a new instance of the SqlParameter class that uses the parameter name, the SqlDbType, the size, and the source column name.
Assembly: System.Data (in System.Data.dll)
public: SqlParameter( String^ parameterName, SqlDbType dbType, int size, String^ sourceColumn )
Parameters
- parameterName
-
Type:
System::String^
The name of the parameter to map.
- dbType
-
Type:
System.Data::SqlDbType
One of the SqlDbType values.
- size
-
Type:
System::Int32
The length of the parameter.
- sourceColumn
-
Type:
System::String^
The name of the source column (SourceColumn) if this SqlParameter is used in a call to Update.
| Exception | Condition |
|---|---|
| ArgumentException | The value supplied in the dbType parameter is an invalid back-end data type. |
The Size is inferred from the value of the dbType parameter if it is not explicitly set in the size parameter.
The following example creates a SqlParameter and sets some of its properties.
.NET Framework
Available since 1.1
Available since 1.1
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