DataColumn Properties
Assembly: System.Data (in System.Data.dll)
| Name | Description | |
|---|---|---|
![]() | AllowDBNull | Gets or sets a value that indicates whether null values are allowed in this column for rows that belong to the table. |
![]() | AutoIncrement | Gets or sets a value that indicates whether the column automatically increments the value of the column for new rows added to the table. |
![]() | AutoIncrementSeed | Gets or sets the starting value for a column that has its AutoIncrement property set to true. The default is 0. |
![]() | AutoIncrementStep | Gets or sets the increment used by a column with its AutoIncrement property set to true. |
![]() | Caption | Gets or sets the caption for the column. |
![]() | ColumnMapping | Gets or sets the MappingType of the column. |
![]() | ColumnName | Gets or sets the name of the column in the DataColumnCollection. |
![]() | Container | Gets the container for the component.(Inherited from MarshalByValueComponent.) |
![]() | DataType | Gets or sets the type of data stored in the column. |
![]() | DateTimeMode | Gets or sets the DateTimeMode for the column. |
![]() | DefaultValue | Gets or sets the default value for the column when you are creating new rows. |
![]() | DesignMode | Gets a value indicating whether the component is currently in design mode.(Inherited from MarshalByValueComponent.) |
![]() | Events | Gets the list of event handlers that are attached to this component.(Inherited from MarshalByValueComponent.) |
![]() | Expression | Gets or sets the expression used to filter rows, calculate the values in a column, or create an aggregate column. |
![]() | ExtendedProperties | Gets the collection of custom user information associated with a DataColumn. |
![]() | MaxLength | Gets or sets the maximum length of a text column. |
![]() | Namespace | Gets or sets the namespace of the DataColumn. |
![]() | Ordinal | Gets the (zero-based) position of the column in the DataColumnCollection collection. |
![]() | Prefix | Gets or sets an XML prefix that aliases the namespace of the DataTable. |
![]() | ReadOnly | Gets or sets a value that indicates whether the column allows for changes as soon as a row has been added to the table. |
![]() | Site | Gets or sets the site of the component.(Inherited from MarshalByValueComponent.) |
![]() | Table | Gets the DataTable to which the column belongs to. |
![]() | Unique | Gets or sets a value that indicates whether the values in each row of the column must be unique. |

