public DataRelation(string relationName, DataColumn parentColumn, DataColumn childColumn, bool createConstraints)
{
DataCommonEventSource.Log.Trace("<ds.DataRelation.DataRelation|API> {0}, relationName='{1}', parentColumn={2}, childColumn={3}, createConstraints={4}",
ObjectID, relationName, (parentColumn != null) ? parentColumn.ObjectID : 0, (childColumn != null) ? childColumn.ObjectID : 0,
createConstraints);
DataColumn[] parentColumns = new DataColumn[1];
parentColumns[0] = parentColumn;
DataColumn[] childColumns = new DataColumn[1];
childColumns[0] = childColumn;
Create(relationName, parentColumns, childColumns, createConstraints);
}