public Queryable <T> GroupBy(Expression <Func <T, object> > field, LogicalBinaryExpression having)
{
Groups.Add(SqlExpression.Field(field));
if (having != null)
{
_having = SqlExpression.AndAlso(_having, having);
}
return(this);
}
public Queryable <T> GroupBy(SqlExpression field, LogicalBinaryExpression having)
{
if (field == null)
{
throw new ArgumentNullException("field");
}
Groups.Add(field);
if (having != null)
{
_having = SqlExpression.AndAlso(_having, having);
}
return(this);
}
public Queryable <T> Where(LogicalBinaryExpression logical)
{
if (logical == null)
{
throw new ArgumentNullException("condition");
}
if (_where == null)
{
_where = logical;
}
else
{
_where = SqlExpression.AndAlso(_where, logical);
}
return(this);
}