SQL Server :: Write Sp-sql To Avoid Duplicate Values?

Dec 12, 2010

as i am new to ASP.NETi have a database for employee appraisal for a company. in that table

employeeid,
appraisalid(primary key),
objective,

[code]...

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SQL Server :: How To Remove Rows For Duplicate Field Values

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suppose I am having sample table like below.

I need to remove duplicate orderid's and i need all column names also while doing query.

note that rows are not in the order. Order will be like this only.

I am able to get the records which are duplicated but not able to delete further.

In this case how to delete?

My consideration is that only distinct orderid's should be there in the table. Not bothering about the which orderid row is being deleted.

name orderid destination
a 1 aaa
d 2 ddd
b 1 bbb
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I have a webform which users fill in and all fields are submitted to table. How do I check that the record doesn't already exist in the table before the data is submitted? And if the data does exist I'd like to display error message label.

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I am writing a project in MVC . I have an Admin section wherby initially all the data is entered .

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IF NOT EXISTS (SELECT * FROM Programme WHERE Title = @Title) BEGIN SET @ErrorMsg =@Title + ' Already Exists' RAISERROR (@ErrorMsg,11,1) return END I am Using this code to avoid Duplicate records in Database. Which code I have to write in .aspx.cs Page To Show Error Message on .aspx Page..

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I'm new to ASP.NET MVC and I'm trying to implement an address manager.I'm using Linq2Entity Framework. I've got a table with contacts and one with phone numbers. These two tables are linked by a contact_has_phone_number table. The Entity Framework enables me to get all phone numbers that are assigned to one contact. This is done by calling contact.PhoneNumbers which returns a collection of phone numbers.

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Avoid Duplicate Items When Databound Control Gets Bound Twice?

Feb 1, 2010

How do you avoid duplicate bound items in this scenario: There's a databound control on a page (a DropDownList in this case, though I don't think it matters). It has AppendDataBoundItems set to "true". Somewhere in the code, a DataSource is set and DataBind is called. So this control is bound explicitly. You have a bunch of other things to bind on the page, so you call Page.DataBind.

Your databound control now has duplicate items in it. It was (1) bound explicitly, then (2) Page.DataBind bound it again. Since AppendDataBoundItems was true, the second bind appends to the first, and you end up with double the items. A couple limitations: The explicit call to DataBind on the control is done through some centralized code, and would be painful to change. i really need to bind the rest of the page in aggregate (via Page.Databind()) because there's too many other databound elements to do it individually without writing a ton of individual calls.

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Web Forms :: Avoid Duplicate When User Hit Refresh Button?

Feb 16, 2010

I have a receipt page for my clients that will display their info and they will get notify by an email message. Here is the problem: when user hit refresh button from a brownser, it will send duplicate email message to the user.

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protected
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Forcing Https And Avoid Duplicate Urls Using IIS7 Url Rewrite Module

Feb 16, 2011

I need to force every request to https://www.mysite.com (always with https and www)

The site is hosted in GoDaddy and I need to do it via IIS7 URL Rewrite Module.

I've been able to do the HTTPS redirect with the following code:

<system.webServer>
<rewrite>
<rules>
<rule name="Canonical Host Name" stopProcessing="true">
<match url="(.*)" />
<conditions>
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</conditions>
<action type="Redirect" url="https://www.mysite.com/{R:1}" redirectType="Permanent" />
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</rewrite>
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Test cases

http://mysite.com -> https://www.mysite.com OK
http://www.mysite.com -> https://www.mysite.com NOT WORKING

I guess the condition is not being satisfied when I enter www.mysite.com in the browser, so there's no redirect and the page serves as HTTP instead of HTTPS.

I think I just need to modify the condition pattern, but I have almost nothing regex knowledge and I need this asap.

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Web Forms :: Avoid Duplicate Insert After Postback When Browser Refreshed Or F5 Pressed

Dec 14, 2011

After postback if user presses F5 or refresh duplicate values are inserted.

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SQL Server :: How To Write A SQL Query To Present Values Horizontally 2005

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Suppose I have one table called [Code]....:

[Code]....

I want to see the specialist name and his jobs IDs horizontally.

[Code]....

A specialist may have

[Code]....

jobs. Suppose specialist

[Code]....

has 10 jobs where BEN has 5 jobs.

In this way I want to show specialist his jobs horizontally where the number of jobs may vary per specialist.

How can I do this in SQL?

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Web Forms :: How To Filter PO Item In Invoice Entry And Avoid Duplicate Selection Of PO Item Again

Aug 22, 2010

This is the Grid am using ....

[Code]....

Every thing is working fine ....

Wat i did is in the first header of gridview dropdownlist i have binded the PO Item , so that user can select item n make invoice...

Here the problem is user will click addnewrow button to create new row second row , again user is able to select the same item what he selected in first row of gridview. here how to avoid duplication in the second row .

Say i have four PO item

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user may select Item1 in first row , after clicking addnewrow button user will get second row

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Duplicate Item selection should be removed until all the four item is selected ...

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Web Forms :: Prevent Duplicate Values In Listboxes

Feb 17, 2011

I have 2 listboxes, when i add a item retrieved from database to Listbox1, i need to select the item and bring it to listbox2. But i do not want to have same records added again. In my case, i cannot use the codes below

[Code]....

because the text displayed on listbox1 and after transferring to listbox2 are different. So i come out with a logic which is "if listbox2 does not contain the item value in listbox1 then populate listbox2". So i tried the codes below, but it is not working as there are errors

[Code]....

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Crystal Report: Display 0.00 For Duplicate Values

Feb 11, 2011

I am making a crystal report which displays values from database. Now the values from db contains duplicate values. I need that duplicate values should be suppressed and should display 0.00

Value
250.00
250.00
250.00

Should display
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0.00

I have applied "Suppress Duplicate" to the column but don't know how to display 0.00 there.

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Web Forms :: Remove Duplicate Values From DropdownList

Jan 12, 2012

I have hard coded and added items to dropdownlist ie teamsize as 1,2,3 like that.When i load this dropdownlist for edit/update i get duplicate values like this

1
1
2
3
4...

How do i eliminate this duplicate values?

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Query That Allow Duplicate Values In A Table But Not For Same Foreign Key Reference?

Mar 2, 2011

I am using SQL Server2005 with asp.net. I want validation at server side to restrict duplicate entries, Here i am using two tables companies and Branches. In Branches Table i had maintain a foreign key of CompanyId. In Branches the BranchName can be duplicate but not for the Particular CompanyId

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Crystal Reports :: Duplicate Values In Details Section

Feb 5, 2010

I have the following tables:ACTNUM in ACT1 and ACT2 is linked to ACTNUM in ACT0. I am using ACT0.ACTNUM for grouping (I want to display all MEMOTEXT and all Desc for each ACTNUM). the poblem is that I am getting duplicate values in the details section although the dataset is being filled without those duplicate values.

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Well the dropdownlist has an existing items. I just want the selected gridview record to be displayed in the dropdownlist. The dropdownlist has several DataTextField in string and consist of DataValueField in numeric. The gridview passes a string text to the box which has an equal or same item inside the dropdownlist. Whenever i passed a record from a gridview to be viewed in the dropdownlist it just duplicates the same item. Q: How can i simply pass a text inside the dropdown and just simply display it without adding on the list.

sample item on the dropdown:
--Select--
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after selecting on the gridview and display inside the dropdown:
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Web Forms :: Group (Remove) Duplicate Values From DropDownList

May 7, 2015

I have a master table relationship, i.e. depending on what is selected in the dropdown list the grid show the relevant data.In the database there are several identical entries for the Position field, for instance there are four marketing managers that have different name. How can i group the identical Position name in the dropdown and when selected the grid should display all marketing managers. Here is the code:

<asp:DropDownList ID="DropDownList1" runat="server" DataSourceID="sqlDdl"
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<asp:GridView ID="grid" runat="server" AutoGenerateColumns="False"
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[Code] ....

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Forms Data Controls :: Highlight Duplicate Values In Gridview?

Feb 18, 2011

The user will enter values in the textbox of the gridview in item template. A button outside the grid, when it is pressed we have to highlight the duplicate values.

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Web Forms :: Remove Duplicate Values From DropDownLists Populated From Database

Mar 18, 2013

Table1:


ID         FROM          TO

12        TXS             NY

12        LS               NY

This is my table ... I am retriving the values of "FROM"  and "TO"  based on the id .. Separate Dropdownlist for FROM & TO . While Displaying , in  "TO" Dropdownlist NY value is repeated twice .. How to remove the duplicate value? need vb coding frnz ...

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Forms Data Controls :: GridView Conditional Formatting Based On Duplicate Values?

Jun 2, 2010

I have a gridview containing serial-numbers.

I would like to format the background each data-row that contains a duplicate serial-number value.

I'm planning to do this using a DataBound event handler.

So, in English:

Set background colour of THIS_ROW to red where the Serial_Number of THIS_ROW is the same as the Serial_Number of ANY_OTHER_ROW.

All rows with duplicate serial-numbers would be red.

I'm not sure how to write the code for this event.

The gridview is bound to a SQL datasource. Getting the dupes in SQL is easy:

SELECT Serial
FROM Table
GROUP BY Serial
HAVING (COUNT(Serial) > 1)

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Feb 6, 2011

I want to generate 30,000 cards and each card must be duplicate check with database. In my card, there are 2 things. Serial No and CardID. If any card already exists then I generate another card id but with the same serial no.

So how faster way I can generate 30,000 card with duplicate check? Which one I have made application, it takes about 25 minutes to insert.

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