Class ColumnAttribute

Used on a POCO property of field. Can be used to override the column name in the database that property or field maps to. When the ExplicitColumns is set, this attribute also indicates that a property or field should be mapped.

Inheritance
object
Attribute
ColumnAttribute
Inherited Members
Namespace: Cassandra.Mapping.Attributes
Assembly: Cassandra.dll
Syntax
[AttributeUsage(AttributeTargets.Property|AttributeTargets.Field)]
public class ColumnAttribute : Attribute

Constructors

ColumnAttribute()

Used with the ExplicitColumns, indicates this property should be mapped and that the column name is the same as the property or field name.

Declaration
public ColumnAttribute()

ColumnAttribute(string)

Specifies the name of the column in the database to use for this property/field. If the ExplicitColumns is used on the POCO, also tells the mapper that this column should be included when mapping.

Declaration
public ColumnAttribute(string name)
Parameters
Type Name Description
string name

The name of the column in the database to map this property or field to.

Properties

Name

The column name in the database this property or field maps to.

Declaration
public string Name { get; }
Property Value
Type Description
string

Type

Used to override the Type of the column in the database for INSERTs/UPDATEs. The data in the property/field this attribute is applied to will be converted to this Type for INSERTs/UPDATEs. If null, the same Type of the property/field will be used instead. (NOTE: This does NOT affect the Type when fetching/SELECTing data from the database.)

Declaration
public Type Type { get; set; }
Property Value
Type Description
Type