473,503 Members | 1,654 Online
Bytes | Software Development & Data Engineering Community
+ Post

Home Posts Topics Members FAQ

How to delete duplicate records from a table ?

I uploaded some data about 2 or 3 times and it keep appending it to the
table.

Now I want to keep only first duplicate and delete rest of.

Suppose part number 123 has been added 3 times so I want to keep only 1
record.

Thanks
Jul 20 '05 #1
1 2632
Refer to following url

http://support.microsoft.com/default...;en-us;q139444

--
- Vishal

Jul 20 '05 #2

This thread has been closed and replies have been disabled. Please start a new discussion.

Similar topics

1
10788
by: Patrizio | last post by:
Hi All, I've the following table with a PK defined on an IDENTITY column (INSERT_SEQ): CREATE TABLE MYDATA ( MID NUMERIC(19,0) NOT NULL, MYVALUE FLOAT NOT NULL, TIMEKEY ...
3
2397
by: Alexander Anderson | last post by:
I have a DELETE statement that deletes duplicate data from a table. It takes a long time to execute, so I thought I'd seek advice here. The structure of the table is little funny. The following is...
2
4976
by: ms | last post by:
Access 2000: I am trying to delete duplicate records imported to a staging table leaving one of the duplicates to be imported into the live table. A unique record is based on a composite key of 3...
7
9850
by: AccessHunter | last post by:
I am using the following code to find and delete records in a table. The logic will go through each record and if a duplicate row is found will delete it. I ran this code and it worked the first...
7
3893
by: jmstur2 | last post by:
I have a table with what I consider duplicate records. Data in all columns are duplicate except for the date column, meaning that duplicate data was entered on different dates and those dates were...
2
3794
by: farouqdin | last post by:
Hi all i have code which loops through table and deletes the duplicate records. This code does it for one table. How do i change it so it goes through several tables? On Error Resume Next Dim...
4
2866
by: ramdil | last post by:
Hi All I have table and it have around 90000 records.Its primary key is autonumber field and it has also have date column and name, then some other columns Now i have problem with the table,as my...
6
5917
by: Dilip1983 | last post by:
Hi All, I want to delete duplicate records from a large table. There is one index(INDEX_U1) on 4 columns(col1,col2,col3,col4) which is in unusable state. First of all when i tried to rebuild...
1
4090
watertraveller
by: watertraveller | last post by:
Hi all. My ultimate goal is to return two columns, where no single value appears anywhere twice. This means that not only do I want to check that nothing from column A appears in column B and...
1
1879
by: DontTell | last post by:
Hi - I am trying to delete duplicate records from a single table. The table has multilple records of duplicate purchase orders. In these instances I need to delete those records that have the...
0
7072
by: Hystou | last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
0
7319
jinu1996
by: jinu1996 | last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
1
6979
by: Hystou | last post by:
Overview: Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
0
7449
tracyyun
by: tracyyun | last post by:
Dear forum friends, With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
0
4666
by: conductexam | last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and...
0
3160
by: TSSRALBI | last post by:
Hello I'm a network technician in training and I need your help. I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs. The...
0
1498
by: 6302768590 | last post by:
Hai team i want code for transfer the data from one system to another through IP address by using C# our system has to for every 5mins then we have to update the data what the data is updated ...
1
730
muto222
by: muto222 | last post by:
How can i add a mobile payment intergratation into php mysql website.
0
373
bsmnconsultancy
by: bsmnconsultancy | last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.