Nested Cursors

What is the best way to nest cursors?

This code does not seem to be returning me all of the data.





Code Snippet
DECLARE element_Cursor CURSOR FOR
SELECT ElementTypeRecNo
FROM dbo.tblTemplateElementType
where TemplateRecno = @TemplateRecNo
OPEN element_cursor
FETCH NEXT FROM Element_Cursor into @ElementTypeRecno
--delete from tblElementCPO
WHILE @@FETCH_STATUS = 0
BEGIN
select @Count = count (*)
from tblProjTypeSet
where ProjRecno = @ProjRecNo
if @Count > 0
begin
select @ProjTypeRecno = ProjTypeRecno
from tblProjTypeSet
where ProjRecno = @ProjRecNo
select @Count = count (*)
FROM dbo.tblElementTypeDep
where TemplateRecno = @TemplateRecNo
and ProjTypeRecno = @ProjTypeRecNo
if @Count > 0
begin
DECLARE ElementTypeDep_Cursor CURSOR FOR
SELECT ElementTypeDepRecNo, PreElementTypeRecNo,
PostElementTypeRecNo, ElapsedTimeDueDates, ElapsedTimePlanDates,
Description
FROM tblElementTypeDep
WHERE (TemplateRecNo = @TemplateRecNo)
AND (ProjTypeRecNo = @ProjTypeRecno)
AND (PreElementTypeRecNo = @ElementTypeRecno)
OPEN ElementTypeDep_cursor
FETCH NEXT FROM ElementTypeDep_Cursor
into @ElementTypeDepRecno, @PreElementTypeRecNo,
@PostElementTypeRecno, @ElapsedTimeDueDates, @ElapsedTimePlanDates,
@Description
WHILE @@FETCH_STATUS = 0
BEGIN
select @PreElementRecNo = ElementRecno
from tblElementCPO
where ProjRecNo = @ProjRecNo
and IssueRecno = @IssueRecNo
and ElementTypeRecno = @PreElementTypeRecno
if @PreElementRecno is not null
begin
select @PostElementRecNo = ElementRecno
from tblElementCPO
where ProjRecNo = @ProjRecNo
and IssueRecno = @IssueRecNo
and ElementTypeRecno = @PostElementTypeRecno
if @PostElementRecno is not null
begin
select @Count = count (*)
from tblElementDepCPO
where ElementTypeDepRecno = @ElementTypeDepRecno
and PreElementRecNo = @PreElementRecNo
and PostElementRecno = @PostElementRecno
if @Count = 0
begin
INSERT INTO tblElementDepCPO
(ElementTypeDepRecNo, PreElementRecNo,
PostElementRecNo, ElapsedTimeDueDates,
ElapsedTimePlanDates, Description,
ChangeDate, ChangePerson)
VALUES (@ElementTypeDepRecno, @PreElementRecNo,
@PostElementRecno, @ElapsedTimeDueDates,
@ElapsedTimePlanDates, @Description,
GETDATE(), CURRENT_USER)
end

select @Count = count (*)
from tblElementAttemptCPO
where ElementRecNo = @PostElementRecNo

if @Count = 0
begin

select @Count = count (*)
from tblElementAttemptCPO
where ElementRecNo = @PostElementRecNo

if @Count = 0
begin
select @NextPlanDate = ProjectedCompletionDate,
@NextDueDate = RequiredCompletionDate
from tblElementAttemptCPO
where ElementRecno = @PreElementRecNo
end
else
begin
select @NextPlanDate = @StartDate
select @NextDueDate = @StartDate
end

select @NextPlanDate =
dbo.fncAddBusinessDays (@NextPlanDate, @ElapsedTimePlanDates)

select @NextDueDate =
dbo.fncAddBusinessDays (@NextDueDate, @ElapsedTimePlanDates)

insert into tblElementAttemptCPO (ElementRecno,
ProjectedCompletionDate, RequiredCompletionDate,
ProjectedStartDate, RequiredStartDate,
ActualStartDate, ActualCompletionDate, AttemptNum,
IsCompleted, IsStarted, ResponsibleRoleTypeRecno,
ChangeDate, ChangePerson)
values (@PostElementRecno,
@NextPlanDate, @NextDueDate,
'1/11/1900', '1/11/1900',
'1/11/1900', '1/11/1900', 0,
0, 0, 0,
GETDATE(), CURRENT_USER)
end
end
end
FETCH NEXT
FROM ElementTypeDep_Cursor
into @ElementTypeDepRecno, @PreElementTypeRecNo,
@PostElementTypeRecno, @ElapsedTimeDueDates, @ElapsedTimePlanDates,
@Description
END

CLOSE elementTypeDep_Cursor
DEALLOCATE elementTypeDep_Cursor
end
FETCH NEXT FROM element_Cursor into @ElementTypeRecno
END
CLOSE element_Cursor
DEALLOCATE element_Cursor
end