private static List <DroppedDependencyDbo> ModifyColumn(ProcessColumnDelegate processor,
Table aTable, DataColumnDbo column, bool disableDependencies, Database db)
{
var rzlt = new List <DroppedDependencyDbo>();
IndexKeyType oldIndexKeyType;
bool oldIsClustered;
string oldIndexName;
for (int i = aTable.Indexes.Count - 1; i >= 0; i--)
{
Index currentInd = aTable.Indexes[i];
string[] indexColumns = GetIndexColumns(currentInd);
if (indexColumns.Contains(column.Name))
{
if (disableDependencies)
{
DropDependentForeignKeys(currentInd.Name, db, rzlt);
}
oldIndexName = currentInd.Name;
oldIndexKeyType = currentInd.IndexKeyType;
oldIsClustered = currentInd.IsClustered;
currentInd.Drop();
processor(aTable, column);
CreateNewPrimaryKey(aTable, oldIndexName, oldIndexKeyType, indexColumns);
return(rzlt);
}
}
// No index contains column
processor(aTable, column);
return(rzlt);
}
private static List<DroppedDependencyDbo> ModifyColumn(ProcessColumnDelegate processor,
Table aTable, DataColumnDbo column, bool disableDependencies, Database db)
{
var rzlt = new List<DroppedDependencyDbo>();
IndexKeyType oldIndexKeyType;
bool oldIsClustered;
string oldIndexName;
for (int i = aTable.Indexes.Count - 1; i >= 0; i--)
{
Index currentInd = aTable.Indexes[i];
string[] indexColumns = GetIndexColumns(currentInd);
if (indexColumns.Contains(column.Name))
{
if (disableDependencies)
DropDependentForeignKeys(currentInd.Name, db, rzlt);
oldIndexName = currentInd.Name;
oldIndexKeyType = currentInd.IndexKeyType;
oldIsClustered = currentInd.IsClustered;
currentInd.Drop();
processor(aTable, column);
CreateNewPrimaryKey(aTable, oldIndexName, oldIndexKeyType, indexColumns);
return rzlt;
}
}
// No index contains column
processor(aTable, column);
return rzlt;
}
