public virtual void Wrap(Scope scope)
{
IsWrapped = true;
if (scope == null) return;
if (Left != null)
scope.Remove(Left);
if (Right != null)
scope.Remove(Right);
}
void AddDefaultColumns(Scope scope)
{
if (columnHash == null)
columnHash = new Dictionary<string, ColumnFragment>();
List<ColumnFragment> columns = GetDefaultColumnsForFragment(From);
bool Exists = false;
if (From is TableFragment && scope.GetFragment((From as TableFragment).Table) == null)
{
scope.Add((From as TableFragment).Table, From);
Exists = true;
}
foreach (ColumnFragment column in columns)
{
// first we need to set the input for this column
InputFragment input = scope.FindInputFromProperties(column.PropertyFragment);
column.TableName = input.Name;
// then we rename the column if necessary
if (columnHash.ContainsKey(column.ColumnName.ToUpper()))
{
column.ColumnAlias = MakeColumnNameUnique(column.ColumnName);
columnHash.Add(column.ColumnAlias, column);
}
else
columnHash.Add(column.ColumnName.ToUpper(), column);
Columns.Add(column);
}
if (From is TableFragment && Exists)
{
scope.Remove(From);
}
}
internal void AddColumn(ColumnFragment column, Scope scope)
{
InputFragment input = scope.FindInputFromProperties(column.PropertyFragment);
column.TableName = input.Name;
// then we rename the column if necessary
if (columnHash.ContainsKey(column.ColumnName.ToUpper()))
{
column.ColumnAlias = MakeColumnNameUnique(column.ColumnName);
columnHash.Add(column.ColumnAlias, column);
}
else
{
if( !string.IsNullOrEmpty(column.ColumnAlias) )
columnHash.Add(column.ColumnAlias.ToUpper(), column);
else
columnHash.Add(column.ColumnName.ToUpper(), column);
}
Columns.Add(column);
}
public override void Wrap(Scope scope)
{
base.Wrap(scope);
// now we need to add default columns if necessary
if (Columns.Count == 0)
AddDefaultColumns(scope);
// next we need to remove child extents of the select from scope
if (Name != null)
{
scope.Remove(this);
scope.Add(Name, this);
}
}
void AddDefaultColumns(Scope scope)
{
if (columnHash == null)
columnHash = new Dictionary<string, ColumnFragment>();
List<ColumnFragment> columns = GetDefaultColumnsForFragment(From);
foreach (ColumnFragment column in columns)
{
// first we need to set the input for this column
InputFragment input = scope.FindInputFromProperties(column.PropertyFragment);
column.TableName = input.Name;
// then we rename the column if necessary
if (columnHash.ContainsKey(column.ColumnName))
{
column.ColumnAlias = MakeColumnNameUnique(column.ColumnName);
columnHash.Add(column.ColumnAlias, column);
}
else
columnHash.Add(column.ColumnName, column);
Columns.Add(column);
}
}