The DataColumnSignature type exposes the following members.
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Constructors
| Name | Description | |
|---|---|---|
 | DataColumnSignature(DataColumnProperties) |
Creates a column signature from a properties collection for a column.
|
| DataColumnSignature(DataRowReaderColumn) | Creates a column signature for a column retrieved from a DataRowReader. |
| DataColumnSignature(IDataColumn) | Creates a column signature for a given column. |
| DataColumnSignature(String, DataType) |
Creates a column signature from the name and data type of column.
|
| DataColumnSignature(DataSourceConnection, DataReader, Int32) | Obsolete. Creates a column signature for a column retrieved from a data source. |
| DataColumnSignature(DataSourceConnection, DataReader, String) | Obsolete. Creates a column signature for a column retrieved from a data source. |
Methods
| Name | Description | |
|---|---|---|
| Equals(Object) |
Determines whether the specified Object is equal to the current Object.
(Overrides Object Equals(Object).) |
| Equals(DataColumnSignature) | Compares a signature instance to another for equality. |
 | Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) |
| GetHashCode |
Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table.
(Overrides Object GetHashCode .) |
| GetType | Gets the Type of the current instance. (Inherited from Object.) |
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
| ToString |
Returns a String that represents the current Object.
(Overrides Object ToString .) |
Properties
| Name | Description | |
|---|---|---|
 | ContentType |
The content type of the column.
|
| DataType |
The data type of the column.
|
| ExternalIdentifier |
The external identifier of the column, may be null. The external ID is typically a GUID
that comes from IS.
|
| ExternalName |
The external name of the column, may be null. The external name is the name as it was
originally named in the data source.
|
| Name |
The name of the column, may not be null.
|
See Also
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