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EntityParameter Constructor (String, DbType, Int32, String)

Initializes a new instance of the EntityParameter class that uses the parameter name, the data type, the size, and the source column name.

Namespace:  System.Data.EntityClient
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public EntityParameter(
	string parameterName,
	DbType dbType,
	int size,
	string sourceColumn
)

Parameters

parameterName
Type: System.String
The name of the parameter to map.
dbType
Type: System.Data.DbType
One of the DbType values.
size
Type: System.Int32
The length of the parameter.
sourceColumn
Type: System.String
The name of the source column.

ExceptionCondition
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.

.NET Framework

Supported in: 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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