public SelectOperation(IExecutionPlanOperation predecessor, Selection selection)
{
Predecessor = predecessor;
this.selection = selection;
this.metadata = Predecessor.GetMetadata();
log4net.Config.XmlConfigurator.Configure();
log = LogManager.GetLogger("ExecutionPlan");
}
private ICollection<Selection> GetSelections()
{
var selections = new List<Selection>();
var tableSelections = new Dictionary<string, List<string>>();
for (int i = 0; i < selectDataGridView.Rows.Count - 1; i++)
{
var tableName = selectDataGridView.Rows[i].Cells[0].Value.ToString();
var columnName = selectDataGridView.Rows[i].Cells[1].Value.ToString();
if (!tableSelections.ContainsKey(tableName))
{
tableSelections.Add(tableName, new List<string>());
}
tableSelections[tableName].Add(columnName);
}
foreach (var tableAsKey in tableSelections.Keys)
{
var selection = new Selection(tableAsKey, tableSelections[tableAsKey]);
selections.Add(selection);
}
return selections;
}