EntityParameter Class

.NET Framework (current version)

Other Versions

Represents a parameter used in EntityCommand.

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

Inheritance Hierarchy

System::Object
System::MarshalByRefObject
System.Data.Common::DbParameter
System.Data.EntityClient::EntityParameter

public ref class EntityParameter sealed : DbParameter, IDbDataParameter, 
	IDataParameter

	Name	Description
	EntityParameter()	Initializes a new instance of the EntityParameter class using the default values.
	EntityParameter(String^, DbType)	Initializes a new instance of the EntityParameter class using the specified parameter name and data type.
	EntityParameter(String^, DbType, Int32)	Initializes a new instance of the EntityParameter class using the specified parameter name, data type and size.
	EntityParameter(String^, DbType, Int32, ParameterDirection, Boolean, Byte, Byte, String^, DataRowVersion, Object^)	Initializes a new instance of the EntityParameter class using the specified properties.
	EntityParameter(String^, DbType, Int32, String^)	Initializes a new instance of the EntityParameter class using the specified properties.

	Name	Description
	DbType	Gets or sets the DbType of the parameter.(Overrides DbParameter::DbType.)
	Direction	Gets or sets the direction of the parameter.(Overrides DbParameter::Direction.)
	EdmType	Gets or sets the type of the parameter, expressed as an EdmType.
	IsNullable	Gets or sets a value that indicates whether the parameter accepts null values.(Overrides DbParameter::IsNullable.)
	ParameterName	Gets or sets the name of the entity parameter.(Overrides DbParameter::ParameterName.)
	Precision	Gets or sets the number of digits used to represent the Value property.
	Scale	Gets or sets the number of decimal places to which Value is resolved.
	Size	Gets or sets the maximum size of the data within the column.(Overrides DbParameter::Size.)
	SourceColumn	Gets or sets the name of the source column mapped to the DataSet and used for loading or returning the Value.(Overrides DbParameter::SourceColumn.)
	SourceColumnNullMapping	Gets or sets a value that indicates whether source column is nullable.(Overrides DbParameter::SourceColumnNullMapping.)
	SourceVersion	Gets or sets the DataRowVersion to use when loading the value.(Overrides DbParameter::SourceVersion.)
	Value	Gets or sets the value of the parameter.(Overrides DbParameter::Value.)

	Name	Description
	CreateObjRef(Type^)	Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object.(Inherited from MarshalByRefObject.)
	Equals(Object^)	Determines whether the specified object is equal to the current object.(Inherited from Object.)
	GetHashCode()	Serves as the default hash function. (Inherited from Object.)
	GetLifetimeService()	Retrieves the current lifetime service object that controls the lifetime policy for this instance.(Inherited from MarshalByRefObject.)
	GetType()	Gets the Type of the current instance.(Inherited from Object.)
	InitializeLifetimeService()	Obtains a lifetime service object to control the lifetime policy for this instance.(Inherited from MarshalByRefObject.)
	ResetDbType()	Resets the type associated with the EntityParameter.(Overrides DbParameter::ResetDbType().)
	ToString()	Returns a string representation of the parameter.(Overrides Object::ToString().)

	Name	Description
	IDbDataParameter::Precision	Indicates the precision of numeric parameters.(Inherited from DbParameter.)
	IDbDataParameter::Scale	For a description of this member, see IDbDataParameter::Scale.(Inherited from DbParameter.)

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.NET Framework
Available since 3.5

Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.