/// <summary>
/// Creates a new indexed column within the index.
/// </summary>
public DomainTableConstraintColumn CreateColumn()
{
DomainTableConstraintColumn column = new DomainTableConstraintColumn(this);
_constraintColumns.Add(column);
return(column);
}
/// <summary>
/// Parses a data record into a <see cref="DatabaseConstraintColumn" /> instance.
/// </summary>
private DomainTableConstraintColumn ParseConstraintColumn(DomainTableConstraint constraint, IDataRecord record)
{
DomainTableConstraintColumn constraintColumn = constraint.CreateColumn();
constraintColumn.ConstraintColumn = constraint.Table.TableColumns.FirstOrDefault(column => column.ColumnName == record["column_name"].ConvertTo <String>());
constraintColumn.ReferencedColumn = constraint.ReferencedTable.TableColumns.FirstOrDefault(column => column.ColumnName == record["column_reference"].ConvertTo <String>());
return(constraintColumn);
}
/// <summary>
/// Deserialises the version history from the specified xml element.
/// </summary>
internal static void Deserialise(DomainTableConstraint constraint, XmlNode parentNode)
{
foreach (XmlNode xmlNode in parentNode.SelectNodes("column"))
{
DomainTableConstraintColumn result = constraint.CreateColumn();
result.Deserialise(xmlNode);
}
}
/// <summary>
/// Deserialises the version history from the specified xml element.
/// </summary>
internal static void Deserialise(DomainTable table, XmlNode parentNode)
{
foreach (XmlNode xmlNode in parentNode.SelectNodes("constraint"))
{
DomainTableConstraint result = table.CreateConstraint();
result.Deserialise(xmlNode);
DomainTableConstraintColumn.Deserialise(result, xmlNode);
}
}