Class IdentityAttribute

Namespace

LinqToDB.Mapping

Assembly

linq2db.dll

Marks target column as identity column with value, generated on database side during insert operations. Identity columns will be ignored for insert and update operations with implicit column list like Insert<T>(IDataContext, T, string?, string?, string?, string?, TableOptions) or Update<T>(IDataContext, T, string?, string?, string?, string?, TableOptions) methods.

[AttributeUsage(AttributeTargets.Property|AttributeTargets.Field, AllowMultiple = true)]
public class IdentityAttribute : MappingAttribute, _Attribute

Inheritance

object

Attribute

MappingAttribute

IdentityAttribute

Implements

_Attribute

Inherited Members

MappingAttribute.Configuration

MappingAttribute.GetHashCode()

MappingAttribute.Equals(object)

Extension Methods

Sql.IsDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

SqlExtensions.In<T>(T, T, T)

SqlExtensions.In<T>(T, T, T, T)

SqlExtensions.In<T>(T, params T[])

SqlExtensions.In<T>(T, IEnumerable<T>)

SqlExtensions.In<T>(T, IQueryable<T>)

SqlExtensions.NotIn<T>(T, T, T)

SqlExtensions.NotIn<T>(T, T, T, T)

SqlExtensions.NotIn<T>(T, params T[])

SqlExtensions.NotIn<T>(T, IEnumerable<T>)

SqlExtensions.NotIn<T>(T, IQueryable<T>)

Constructors

IdentityAttribute()

Creates attribute instance.

public IdentityAttribute()

IdentityAttribute(string?)

Creates attribute instance.

public IdentityAttribute(string? configuration)

Parameters

configuration string

Mapping schema configuration name. See LinqToDB.Configuration.

Methods

GetObjectID()

Returns mapping attribute id, based on all attribute options.

public override string GetObjectID()

Returns

string