public void PurgeAllOnLayerTable(Database db) => Wrappers.ExecuteActionInTransaction(db, tr => Wrappers.ExecuteActionOnLayerTable(db, tr, lt => Wrappers.PurgeSymbolTable <LayerTable>(lt)));
public void PurgeAllOnBlockTable(Database db) => Wrappers.ExecuteActionInTransaction(db, tr => Wrappers.ExecuteActionOnBlockTable(db, tr, bt => Wrappers.PurgeSymbolTable <BlockTable>(bt)));