public SqlCommandData(MainQueryParts query)
{
this.Query = query;
Statement = query.BuildSqlString();
var mainIndex = query.Selects.FindIndex(it => it.QuerySource == query.MainFrom);
if (mainIndex > 0)
{
var main = query.Selects[mainIndex];
query.Selects.RemoveAt(mainIndex);
query.Selects.Insert(0, main);
}
}
