public SelectQuery()
{
SelectExpressions = new List <Expression>();
From = new FromClause();
Where = new WhereClause();
Limit = null;
OrderBy = new OrderByClause();
GroupBy = new GroupByClause();
LockForUpdate = false;
}
public SelectQuery(SelectQuery other)
{
SelectExpressions = new List <Expression>(other.SelectExpressions.Capacity);
SelectExpressions.AddRange(other.SelectExpressions.Select(x => x.Clone() as Expression));
From = new FromClause(other.From);
Where = new WhereClause(other.Where);
Limit = other.Limit;
OrderBy = new OrderByClause(other.OrderBy);
GroupBy = new GroupByClause(other.GroupBy);
LockForUpdate = other.LockForUpdate;
}
public GroupByClause(GroupByClause other)
{
GroupColumns = new List <ColumnRef>(other.GroupColumns.Capacity);
GroupColumns.AddRange(other.GroupColumns.Select(x => x.Clone() as ColumnRef));
}