by: Charlie Williams |
last post by:
I am having difficulty performing updates and deletions
on an Access database using the Update() method of the
OleDBDataAdapter. I can insert rows without a problem,
but I get a concurrency...
|
by: Niyazi |
last post by:
Hi,
I have not understand the problem. Before all the coding with few
application everything worked perfectly. Now I am developing Cheque Writing
application and when the cheque is clear the...
|
by: Mike Kelly |
last post by:
I've chosen to implement the "optimistic concurrency" model in my
application. To assist in that, I've added a ROWVERSION (TIMESTAMP) column to
my main tables. I read the value of the column in my...
|
by: Vayse |
last post by:
In my save code, most of items save fine. But sometimes I get a concurrency
violation message.
"Concurrency violation: the UpdateCommand affected 0 of the expected 1
records."
It happens on the...
|
by: Bob |
last post by:
While testing my my program I came up with a consistency exception. My
program consists of three datagridviews, One called dgvPostes which is the
parent grid and its two children,one called...
|
by: William E Voorhees |
last post by:
I'm updating an Access database in a windows multi-user environment.
I'm using disconnected data
I read data from an Access Data table to a data object
I update the data object from a...
|
by: russganz |
last post by:
It seems to me there are real problems with the datagridview (along
with the detailsview and form view) control when using optimistic
concurrency with fields that can be null. Trying to use these...
|
by: brads745678 |
last post by:
Hi, I am having a problem with my VB .NET application. I am trying to do the most simplest of things, and I've even achieved this task before.
All I am trying to do is update an access DB from VB...
|
by: John |
last post by:
Hi
I have a vs 2003 winform data app. All the data access code has been
generated using the data adapter wizard and then pasted into the app. The
problem I have is that I am getting a data...
|
by: John |
last post by:
Hi
I have a perfectly working vs 2003 winform data app. All the data access
code has been generated using the data adapter wizard and then pasted into
the app.
I had to add a new field in the...
|
by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
|
by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
|
by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
|
by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
|
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...
|
by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
|
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...
|
by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...
|
