Logic For A Blank Value Help Needed

Mar 28, 2007

here's my stored proc and i will tell you what I'm trying to do. I'm passing in a form value. It should handle anything. But it doesn't....
I have tried:
="",
='',
<>"",
<>'',
isNull,
IS NULL,
IS NOT NULL and now the isNumeric() function. Can anyone help me please?!?!

CREATE PROCEDURE dbo.spUpdateProductSpecialPostage

@ProductID as int,
@ScaleID as int


AS

DECLARE @ROWCOUNT as int
select @ROWCOUNT = count(*) from tPostageProduct where productid=@ProductID

if @ROWCOUNT > 0
if isNumeric(@ScaleID) <> 1
delete from tPostageProduct where productid=@ProductID
else
update tPostageProduct set scaleID = @scaleID where productid=@ProductID


else
if isNumeric(@ScaleID) = 1
INSERT INTO tPostageProduct (productId,scaleID) VALUES (@ProductID,@ScaleID)
GO


Cheers.

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Apr 29, 2008

Hi,

I receive blanks for a column called value and i need to represent it as a blank or NA into a colum whose datatype is float in the datawarehouse.

how is this possible because in current schenario a blank is being converted to 0
which is not the right thing.

i would like to retain the blank in conversion from char to float ,

please explain me if it can be done or how to overcome this issue.

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Jan 4, 2007

Hi pundits,

I need a logic for solving a realtime issue.

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I want to write a function(algorithm) which returns all the terms used(added) to form the number

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Mar 28, 2008

Table:GRoupAllocation
______________________
GroupId (Primarykey)
GroupName

Table:SystemAllocation
_______________________
SystemId(Primarykey)
SystemName
GroupId (foreignkey)

Table:DeviceAllocation
_______________________
DeviceId (Primarykey)
DeviceName
SystemId (foreignkey)
_______________________

Table:SensorAllocation
_______________________
SensorId (Primarykey)
SensorName
GroupId (Primarykey)
SystemId (foreignkey)
_______________________

Table:GRoupAllocation
______________________
GroupId GroupName
1 Group1
2 Group2
3 GRoup3
4 Group4

Table:SystemAllocation
___________________________
SystemId SystemName GroupId
1 system1 1
2 system2 2
3 system3 3
4 system4 2
5 system5 1

Table:DeviceAllocation
___________________________
DeviceId DeviceName SystemId
1 Device1 1
2 Device3 3
3 Device4 2

Table:SensorAllocation
____________________________________________
SensorId SensorName GroupId SystemId DeviceId
1 sensor1 1 1 1
3 sensor3 2 2
4 sensor4 3 3 3

my results should be like this:


Results:
___________________________________________________________________
GroupName SystemName DeviceName SensorName
___________________________________________________________________
Group1 system1 Device1 sensor1
Group1 null null sensor2
GRoup2 system2 null sensor3
GRoup2 system4 null null
Group3 system3 Device3 sensor4
Group4 null null null

so i need to populate the results in treeview.my treeview looks lika this:

Group1
|____System1
|________Device1
|_______sensor1

|_______system5

Group2
|____System2
|________Device1
|_______sensor1


|____System4
|____Device4

like this i need to populate. i need to show all the groupname and belonging systemName and belonging devicename and belonging sensorname

so please give me query for this complex operation please
criteria's
1.GRoup can have systems and system can have devices and device can have sensors
2.GRoup can have systems and systems can have sensors[no device]
3.GRoup can have systems and systems can have devices [no sensor]
4.GRoup can only have system [no device, no sensor]
5.GRoup can have only sensor[no system, no device]
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Dec 30, 2007



My organization is required to ETL millions of rows of medical insurance claims data per month into our data structures from many different external systems. The data structures vary tremendously between the different source systems.
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a: does a row with an identical unique natural key (often a composite) already exist in our system?
b: if "a" above is true, is any non-key data in the newly arrived row different from the existing row with the same key?
c: depending on the results of test a and b above, perform either an insert or update.

So we need to develop an internal "upsert" logic solution. We also want to have a solution that will support a generalized solution as early as possible in the data processing.
Therefore, we are considering applying two identical MD5 hashing algorithms (probably C or C# extended stored procs) to each incoming source row (and a one time generation of the two hashes for all legacy loaded rows). One hash will be created from the unique natural key for each row, and one will be created from all the remaining columns in the row. Together these two MD5 hashes should allow us to perform comparisons on all newly arrived vs. previously loaded data, and reliably determine results of tests "a" and "b" above.

This approach also supports the requirement that the code that performs the upsert logic be generalized as early as possible for all different source systems, as the actual test logic will be identical for all source data and independant of the custom logic used to generate the MD5 hashes for each unique source structure.

Is there a better way? How do others approach this problem? What kind of performance impact can be expected from the xp calls?

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Mar 28, 2008

Table:GRoupAllocation
______________________
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TableystemAllocation
_______________________
SystemId(Primarykey)
SystemName
GroupId (foreignkey)

TableeviceAllocation
_______________________
DeviceId (Primarykey)
DeviceName
SystemId (foreignkey)
_______________________

TableensorAllocation
_______________________
SensorId (Primarykey)
SensorName
GroupId (foreignkey)
SystemId (foreignkey)
deviceid(foreignkey)
_______________________

Table:GRoupAllocation
______________________
GroupId GroupName
1 Group1
2 Group2
3 GRoup3
4 Group4

TableystemAllocation
___________________________
SystemId SystemName GroupId
1 system1 1
2 system2 2
3 system3 3
4 system4 2
5 system5 1

TableeviceAllocation
___________________________
DeviceId DeviceName SystemId
1 Device1 1
2 Device3 3
3 Device4 2

TableensorAllocation
____________________________________________
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1 sensor1 1 1 1
3 sensor3 2 2
4 sensor4 3 3 3

my results should be like this:


Results:
___________________________________________________________________
GroupName SystemName DeviceName SensorName
___________________________________________________________________
Group1 system1 Device1 sensor1
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GRoup2 system2 null sensor3
GRoup2 system4 null null
Group3 system3 Device3 sensor4
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so i need to populate the results in treeview.my treeview looks lika this:

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Group2
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like this i need to populate. i need to show all the groupname and belonging systemName and belonging devicename and belonging sensorname

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3.GRoup can have systems and systems can have devices [no sensor]
4.GRoup can only have system [no device, no sensor]
5.GRoup can have only sensor[no system, no device]
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--CREATE PROCEDURE rpt_siteMealList(

-- (@cmb1 AS VARCHAR(100)) WITH ENCRYPTION

--)

--

--AS

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Code Snippet
SELECT s.*
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tblModel tblPart
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pack_um,
pack_wt,
@somevariable = net_wt / (if net_wt_um <> pack_um then
(if exist(select conversion)
from table1
where field2 = pack_um)
then pack_wt / conversion
else pack_wt

Any thougts? I am basically just looking for a way to do if/else in select statements.

Thanks,
Scott

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Help(query) Need In This Logic.

Mar 20, 2008

I have two tables X,Y
X
empno....Sal.....Tax.....Returns...name
1.....4500....1050.... 750.......robert
2.....5750.....1560....900.......john
3.....4000.....900.....600.......keen
4.....6100....1200.....1000......stauton

Y
empno....Sal.....Tax.....Returns...name
1.....4500....1000.... 000.......robert
2.....5750.....1200....900.......john
3.....4000.....900.....600.......keen
4.....6100....1000.....1000.......stauton

If you see the above tables I have data mismatch in X and Y tables for the same empno.
I need to write a query which shows emp no and columns(name of col) where the data mismatch has occured.
I came up with a query which I have to write for every individual column to get the mismatch.
Since there 120 columns it is pretty hard task..i m looking for a logic where I can write a query which shows mismatched data in columns.

Expected Output
table z
col1..col2
1......tax
3......tax
Appreciate your help.

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Jul 20, 2005

Declare @mx intSet @mx = (select max(score)from ,,,where ,,,,andsubstring(city,1,1)='g')select score,@mxfrom ,,,,where ,,,, andsubstring(city,1,1)='g')group by scoregothis seems to work for small tablesbut when table is big and substring(city,1,1)='g')condition is not met it takes aweful time like goesin an infinit loop.--Sent by 3 from yahoo part of comThis is a spam protected message. Please answer with reference header.Posted via http://www.usenet-replayer.com

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Nested SQL Or IF END LOGIC ?

Aug 13, 2007

Below is a sample data set. Each episode consists of several unique chart_component_key. I need to be able to pull the MAX status_date for the episode, but only if all deficiency_status is equal to 'C', which signifies that the entire episode has been completed. I thought either nested select statements or if/end logic might work but I am stuck.











episode_key
chart_component_key
deficiency_type
deficiency_status
status_date

13789881
173398
408
C
8/4/2007

13789881
173488
409
S
8/4/2007

13789881
173703
409
S
8/6/2007

13789881
174568
1028
S
8/7/2007

13789881
176213
421
S
8/9/2007

13789881
176214
421
S
8/9/2007

13789881
176215
421
S
8/9/2007

13789881
176216
421
S
8/9/2007

13789881
176218
421
S
8/9/2007

13789881
176219
406
D
8/9/2007

Can someone help me here?

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May 19, 2007


I have 2 basic requirements as below,

1) Comparing 2 versions of same database.
2) Keeping track of schema versions of Tables & Stored Procedures so that I can rollback to previous schema.

I have started with Sys.Objects, Sys.Tables & Sys.Columns and I kept things rely on Object_ID but the problem started whenever I change some part of Table. It assigns new Object_ID to the table whenever I change it; moreover creationdate of object is also changed. So I assume that it drops and creates new table.

Please throw some light on following questions,
1) When and How Object_ID Changes?
2) Is there any other thing in database which is Unique & Not Changing with alteration of object?
3) What should be the preferred way to Compare 2 Database?

I hate readymade tools as they charge per user and my requirements are very small.

Thanking you,

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