A Good Way To Increment Field Value
Nov 15, 2007
Hi
I have a field containing numbers. I want to do some simple arithmetics with it, say value=value+1 or value=value-1 or or even value+2. What is to be done, is fixed at design time. I think this could be done by loading the row or record to my program and doing the calculations there. And then storing the record back. But this seems too complicated.
Is there a single query doing that in data table.
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Oct 26, 2007
I have FeaturedClassifiedsCount field, which I would like to update each time record is selected. How do I do it in stored procedure on SQL 2005?
This is my existing code:alter PROCEDURE dbo.SP_FeaturedClassifieds
@PageIndex INT,
@NumRows INT,
@FeaturedClassifiedsCount INT OUTPUT
AS
BEGIN
select @FeaturedClassifiedsCount = (Select Count(*) From classifieds_Ads Where AdStatus=100 And Adlevel=50 )
Declare @startRowIndex INT;
Set @startRowIndex = (@PageIndex * @NumRows) + 1;
With FeaturedClassifieds as (Select ROW_NUMBER() OVER (Order By FeaturedDisplayedCount * (1-(Weight-1)/100) ASC) as
Row, Id, PreviewImageId, Title, DateCreated, FeaturedDisplayedCountFrom
classifieds_Ads
WhereAdStatus=100 And AdLevel=50
)
SelectId, PreviewImageId, Title, DateCreated, FeaturedDisplayedCount
From
FeaturedClassifieds
Where
Row between@startRowIndex And @startRowIndex+@NumRows-1
END
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Nov 27, 2007
Hi,
I have one Auto increment field in the table.
I have a problem that suppose I have 10 Records in the table, Now If someone delete record no 3 and 5 then it has 8 records.
But The field will give 11 no to new record I want it first fill 3 and 5 then give 11 to the new record.
Is it possible with the auto increment field in sql server 2005.
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Apr 5, 2008
Hey,
Im building a site within Visual Studio 2005 and im using the SQL database system it provides. I currently have a number of tables each with a primary key that is set to the 'int' field type and also set to auto increment 1, 2, 3 etc etc. My question is it there a way to make this field increment automatically, providing a unique value but also automatically placing a couple of pre-defined letters before the number? Obviously it can't be an 'int' anymore because it'll be holding something like MEM1, MEM2 etc. Is there a way to do this is Visual Studio?
Many Thanks!
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Oct 8, 2006
I was just wondering on a very simple database table with lets say a primary key set to columb ID and another columb lets say products, can you make the primary key automaticly increment its self whenever a new entry has been put in?For instance say I have this table set up with ID Being the primary KEY, Columb 1 = ID( INT ), Columb 2 = Products ( VarChar(50) ), and have the fields ID = 1, and products = my product.....and if a user inserts a new record say from a gridview or some sort of data entry the second ID Feild will automaticly be 2 and the products gets updated per user input.......I'm very sorry but I'm having a hard time putting this into words for some reason..umm basicly user adds something into the products feild and the ID field automaticly increments one number higher from the last one?ThanksAdam.
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Nov 4, 2014
declare @kk int
set @kk=0
insert into tblSSAppsOrgEntityToEmployerMapDiffer
(Id,
OrgEntityCode,
EmployerId,
[Default],
[Code] ...
In above example Id is PK for Differ tbl and Temp tbl not having field related to this. thats why i have to take and increment that Id value manually.... but like above way i m getting error ..........
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Mar 3, 2006
Hello..
can anyone help me with this query string?
String SQL = "INSERT Employee(Employee ID, UserName, JobRole, Department, Level, Email)(SELECT max(EmployeeID) + 1 FROM Employee) AS Employee ID, VALUES(EmployeeID, '" + newUserName + "', '" + newJobRole + "', '" + newDept + "', '" + newLevel + "', '" + newEmail + "')";
I am trying to insert values into a table, but i have an Employee ID field, which needs incrementing. How can i do this through my SQL query string? Is this possible? As it can't accept a NULL value.
Thanks, Sandy
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Apr 25, 2008
Hi All,
I am trying to write a query that takes the max recordID on table A, and increment it by 1 for every record that is inserted into table A. The recordID field does not identity field property turned on.
Can you give me some help in getting this done? Is what I am trying to do even possible?
Thanks in Advance for your help.
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Nov 11, 2006
Greetings all,
I have a bit of brainteaser that's going to take some serious thought.
I'm importing information from .xls files into a SQL table. The problem is I need to check for dupes and increment certain fields on success of dupe find and then not insert or delete the dupes.
For example, if I have Adam, Turner, 32, 50 already in the table and someone tries to insert Adam, Turner, 32, 50...I need it to increment to read Adam, Turner, 64, 100 and not insert the record. (Notice 2 fields were incremented.)
With that, I have created an INSERT trigger as follows:
set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
GO
ALTER Trigger [dbo].[trgInsertCheck]
ON [dbo].[MyTable]
FOR INSERT
AS
BEGIN
EXEC sp_UpdateDupes
EXEC sp_DeleteDupes
END
The first stored procedure checks for dupes and updates if any dupes are found as follows:
--------------------------------------------------------------------------------------------------------------------------------------
set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
GO
ALTER Procedure [dbo].[sp_UpdateDupes] AS
DECLARE @FirstName varchar(20), @LastName varchar(20), @Age int, @Widgets int
DECLARE c1 CURSOR FOR
SELECT FirstName, LastName, Age, Widgets
FROM MyTable
GROUP BY FirstName, LastName, Age, Widgets
HAVING COUNT(*) > 1
OPEN c1
FETCH NEXT FROM c1
INTO @FirstName, @LastName, @Age, @Widgets
WHILE @@FETCH_STATUS = 0
BEGIN
UPDATE MyTable set Widgets = Widgets + @Widgets, Age = Age + @Age
WHERE FirstName = @FirstName AND LastName = @LastName
FETCH NEXT FROM c1
INTO @FirstName, @LastName, @Age, @Widgets
END
CLOSE c1
DEALLOCATE c1
Lastly, it finds all dupes, deletes them and inserts one row back in as follows:
--------------------------------------------------------------------------------------------------------------
set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
GO
ALTER Procedure [dbo].[sp_DeleteDupes] AS
DECLARE @FirstName varchar(20), @LastName varchar(20), @Age int, @Widgets int --declare all fields in table
DECLARE c1 CURSOR FOR
SELECT FirstName, LastName, Age, Widgets
FROM MyTable
GROUP BY FirstName, LastName, Age, Widgets
HAVING COUNT(*) > 1
OPEN c1
FETCH NEXT FROM c1
INTO @FirstName, @LastName, @Age, @Widgets
WHILE @@FETCH_STATUS = 0
BEGIN
--Delete all dupes...the cursor remembers the current record
DELETE FROM MyTable
WHERE FirstName IN (SELECT FirstName FROM MyTable GROUP BY FirstName HAVING COUNT(FirstName) > 1)
AND LastName IN (SELECT LastName FROM MyTable GROUP BY LastName HAVING COUNT(LastName) > 1)
AND Age IN (SELECT Age FROM MyTable GROUP BY Age HAVING COUNT(Age) > 1)
AND Widgets IN (SELECT Widgets FROM MyTable GROUP BY Widgets HAVING COUNT(Widgets) > 1)
--insert the current record back into the table
INSERT INTO MyTable(FirstName, LastName, Age, Widgets) VALUES(@FirstName, @LastName, @Age, @Widgets)
FETCH NEXT FROM c1
INTO @FirstName, @LastName, @Age, @Widgets
END
CLOSE c1
DEALLOCATE c1
Is there an easier way to do this?
(I know Age doesn't make much sense in this example but just replace it with a field would logically be incremented such as wadgets.)
Adamus
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May 28, 2015
I want to update a field and in this field insert a increment count, for example:
When I make, "Select * from Users order by User" displays:
User1 | NULL
User1 | NULL
User1 | NULL
User2 | NULL
User2 | NULL
and I want to do this:
User1 | 1
User1 | 2
User1 | 3
User2 | 1
User2 | 2
how to do this?
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Dec 11, 2007
Hello,
I Have a table that needs to have 2 unique number.
detail_id and detail_print_id.
detail_id is already an IDENTITY.
both fields need to be different, because when importing, it imports the same data into a table twice, with only a slight data change (and id is not one of the changes).
So I thought i could do the following:
detail_id INT NOT NULL IDENTITY(1,2),
detail_print_id INT NOT NULL IDENTITY(2,2),
--blah blah
that way, the detail_id will always be odd, and the detail_print_id will always be even. however SQL Server 2005 only allows 1 identity per table, and both these fields need to be auto generated when the field is inserted, so as to prevent double data.
is there anyway I can create a int column to auto increment, without the column being an IDENTITY??
also, I would prefer to not have to create a second table with a single column just for this work.
Thanks,
Justin
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Jan 23, 2004
I have an MS SQL Server table with a Job Number field I need this field to start at a certain number then auto increment from there. Is there a way to do this programatically or within MSDE?
Thanks, Justin.
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Aug 25, 2015
I'm new to SQL and I'm trying to write a statement to satisfy the following:
If [Field1] contains text from [Field2] then return [Field3] as [Field4].
I had two tables where there were no matching keys. I did a cross apply and am now trying to parse out the description to build the key.
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May 4, 2006
Good morning...
I begin with SQL, I would like to add a field that will be date like 21/01/2000.
Actually i find just "datetime" format but give me the format 21/01/2000 01:01:20.
How to do for having date and time in two different field.
Sorry for my english....
Cordially
A newbie
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May 30, 2007
hello
i am just starting to learn sql and know the basics, but now im looking for a good book to learn some more. A book that covers stored procedure would be very useful. If possible a book with q and a would be very good because i feel this tests if u understand what was just explaned. but if there is a good book without this it is ok. All sugestions welcome
NubNub
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Aug 7, 2007
hii am using vs2005 for development of web application for reporting with sqlexpress05 as back end .later when project is ready for deployment i have to deploy the project on remote hosting server where i have limited access and sqlserver2000 database to use.i want to ask is there are any limitation or problem of sqlexpress while deploying it on remote sqlservre 2000.and should i have to to continue with sqlexpress as back end.is there any problems for using dynamic database connections(by using smart tags) other than programaticaly connecting database to asp.net ie by writing code.i am new in developmentplease guide me, please guide
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Jan 7, 2008
hello all..i have make a searching, but is not good. my code like that:Public Class getall Public Function getitem(ByVal id As String) As DataSet Dim con As SqlConnection = New SqlConnection("Data Source=BOYsqlexpress;Initial Catalog=GAMES;User ID=ha;Password=a") Dim ds As New DataSet() Dim adapter As New SqlDataAdapter("select * from [item] where name like '%" & id & "%'", con) Try con.Open() adapter.Fill(ds, "user") Return ds Catch ex As Exception Console.Write(ex.Message) Finally con.Close() con = Nothing End Try ' Next Return ds End Functionand class my item in database is containning dragon ball 3, counter strikeif i insert dragon, it can display dragon ball 3.but if i insert dragon 3, it not display dragon ball 3.it should display dragon ball 3 .how should i change my code?thx...
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Dec 12, 2003
Hi, gurus!
Of course, you know that this:
... WHERE (COLUMNNAME = @PARAMETER)
works perfectly, but the opposite - when I need to pass
a column name as a parameter - the SQL Server 2000 cursing me...
I was designing some stored procedures and here is what I need:
... WHERE (@COLUMNNAME = 1)
^^^ I need to use a different column names here, so I decided to use
a parameter, but it does not even budge. Of course, I can use workaround:
IF @COLUMNNAME = 'External' THEN
BEGIN
SELECT ... WHERE (External = 1)
END
But, I SO! do not want to do it 9 times - I have 9 column names
to check...
Maybe, there is another way to do it?..
Thanks,
Cheers!
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Feb 15, 2004
I'm having some trouble working out how to query some data. Rather than explain up front, here's some examples of what I want to achieve:
*******************************************************
I've got a structure which looks vaguely like this:
[ANCESTORS]
Grandparent
Parent
Child
If limit by grandparents, then I only get the lineage for that particular grandparent. I.e.:
SELECT *
FROM [ANCESTORS]
( some sort of joins here )
Where Grandparent.Name = 'Cybill'
This would return all of the children of 'Cybill' and their children. Now, if I use the following query:
SELECT *
FROM [ANCESTORS]
( some sort of joins here )
Where Child.Name = 'Jean'
This would return Jean's parents + the parents of Jean's parents (Jean's grandparents).
Likewise, if I enter:
SELECT *
FROM [ANCESTORS]
( some sort of joins here )
Where Parent.Name = 'Ron'
Then I would get Ron's parents and also his children.
*******************************************************
So, as you can see, at first it appears that I'm after a LEFT JOIN - meaning that the grandparents don't need to have child records to be returned, but, then it turns out that I need INNER JOINS - to limit grandparents when I choose children.
Can anybody see my dilemma here?
Mark-up ASP.net posts here
MarkItUp.com
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Jan 21, 2001
Hi All
I am planning to do MCDBA, whether it'd good for DBA's, is't worth of doing or not, Please send me your comments.
Thanks
Regards
Ram
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Aug 23, 2000
I have been using DTS somewhat, but I would like to read a good discussion (with cpmplex examples) of it.
Anyone found either a book on DTS or a good section in a book?
Thanks,
Judith
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Sep 30, 2002
Does anyone know of any good books on DTS? I am currently using SQL 7.
Thanks in advance
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Sep 14, 1998
Hi there,
Any good books to Know the internals of MS-SQL server 6.5
Thanks
Vivek
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Oct 28, 2004
Hi everyone
I'm wondering if there's a better SQL Editor than MS Query Analyzer on the market? I like a lot of the functionality provided by QA but want extra stuff like you get in VB6: intelli-sense (sytanx prompting), auto-complete (CTRL+Space provides list of sp's and tables, etc.) plus any other time saving features.
I've tried a few products but nothing quite hits the mark. Is there a program you use and recommend I trial?
Cheers - Andy
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Mar 7, 2005
Folks, i've got a table with a column; ACCOUNT VARCHAR(30). All the values numeric though. (leave abt the datatype yet).
The column is clustered indexed.
SELECT * FROM MYTABLE WHERE LEFT(ACCOUNT,3)='123'
execution plan shows CLUSTERED INDEX SCAN.
SELECT * FROM MYTABLE WHERE ACCOUNT LIKE '123%'
execution plan shows CLUSTERED INDEX SEEK.
How, why. Why doesn't the optimizer works good for the first query?
Howdy!
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Apr 9, 2008
Hi, ive got some work to do on SQL queries, the scenario is below and at the bottom is my attempt at answering in the questions:
Could somebody simply tell me if the answer at the bottow are correct, if not what I have done wrong.
A local company that produces machine parts has decided to develop an in-house database system. They have identified the following tables: -
tblOrders OrderNo, CustomerNo, Date, OrderTotal
tblCustomers CustomerNo, Name, Street, Town, County, Postcode
tblParts PartNo, Description, UnitCost
tblItems OrderNo, PartNo, Quantity, ItemTotal
Create SQL queries to produce the following: -
a) Details of all orders over £1000 sorted by customer
number.
b) A list of all part descriptions and their quantities appearing on order 39
c) Delete all orders placed by customers in
Wrexham.
d) Archive all orders placed by customer Clarke into a new table called
tblArchive.
e) Increase the price of all parts whose description includes the
word “washer” by 4%.
These are my answer, which im not too sure if they are correct. If any1 could tell me if there correct or not that would be great, thanks.
a)
SELECT *
FROM tblOrders
ORDERBY CustomerNO
WHERE OrderTotal > 1000
b)
SELECT tblParts.PartNo, tblParts.Description, tblItems.Quantity
FROM tblItems INNER JOIN tblParts ON tblItems.PartNo = tblParts.PartNo;
WHERE OrderNo = 39
c)
DELETE tblOrders.*
FROM tblOrders INNER JOIN tblCustomers ON tblOrders.CustomerID = tblCustomers.CustomerID
WHERE Town = “Wrexham”
d)
INSERT INTO tblArchive
SELECT *
FROM tblOrders INNER JOIN tblCustomers ON tblOrders.CustomerID = tblCustomers.CustomerID
WHERE Name = “Clarke”
e)
UPDATE tblParts
SET UnitCost = [UnitCost]*1.04
WHERE Description LIKE “*washer” or Description LIKE “washer*” or
Description LIKE “*washer*”
Please help :)
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Feb 13, 2004
Hi,
I'm about 6 weeks into SQL and SQL Server (7) - I was wondering whether you could share your opinions about which language to use as a programming tool for developing apps for & with SQL Server. I'm choosing between C++ (Visual) or JAVA.
I already know C and the DB-Libe contains a lot of it but I'm kinda trying to expand some horizons. I'm ok with either C++/VC++ or JAVA but I only have time to learn (or be good at) one.
Any suggestions? (I'd like to hear what you think even if you say neither C++ or JAVA - maybe VB? What's easy and marketable is what matters most.)
Thanks.
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Apr 27, 2004
I've been a SQL Server dba for 5 or 6 years now. With the upcoming release (eventually, I'm sure) of Yukon/SQL2005, I've read that it's important for DBA's to pick up one of the .NET languages - I've figured, I'll try to learn VB.NET - I've had a little exposure to it, and can usually figure out what's going on in VB code I've read - however, I seriously doubt I could write anything in it from scratch - I want to learn it in a bad way - can you all recommend any self-paced books that will walk me thru it? I've never had any formal training with it, don't know a class from a DLL....Thanks in advance for your help!!
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Jul 23, 2005
Hi guysWe have a following problem. For security reasons in each table in ourDB we have addition field which is calculated as hash value of allcolumns in particular row.Every time when some field in particular row is changed we create andcall select query from our application to obtain all fields for thisrow and then re-calculate and update the hash value again.Obviously such approach is very ineffective, the alternative is tocreate trigger on update event and then execute stored procedure whichwill re-calculate and update the hash value. The problem with thisapproach is that end user could then change the date in the tables andthen run this store procedure to adjust hash value.We are looking for some solution that could speed up the hash valueupdating without allowing authorized user to do itThanks in advance,Leon
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Jul 20, 2005
hello, for a new job i might have to learn SQL. i've neverworked with databases or SQL, so i'll need to learn. cananybody advice me on what would be a good book to learnfrom? i'm quite an experienced programmer, so it doesn'thave to be a dummies guide, and preferably not a bulky booklike the "SQL bible" or something.oh, one of my 'favourite' computer books of all times is"thinking in Java" by bruce eckel, to give you an idea.mike--not sure if there's a better group to ask these questions
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Apr 20, 2006
Would all of you give me a suggestion of valuable book in terms of SQL ??
I confused what kind of SQL book is going to be good for me to study since
I begin to jump into MS-SQL...
Furthermore, I'd know that various level of book as begginer, intermediate , advance...
Thanks for your help in advance..
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Mar 11, 2008
Hi all,
I have couple of databases in access which i want to spilit them in backend and frontend, and then put the backend( just tables) in sql and keep frontend in access.
which version of sql is good for me to do that?
by the way there are more than 10 users want to access the front end for dataentry.
all the databases and the sql server can be in the same server.
thanks in advance,
Azi
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Oct 11, 2005
i have got 22,000 rows in a table, i want to update the records to have to start id of 70000 which increments to 70001, 70002 ? how would i go about doing this ?
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