by: Daisy |
last post by:
Let's say I've got a forum, where users can be moderators of each forum.
Tables look like this:
USER
--------
user_key
name
FORUM
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by: Lars Netzel |
last post by:
I have a VB.NET application based on MS access 2000 db.
I have a 1 to many relation between 4 tables...
tbl1 -> tbl2 -> tbl3 -> tbl4 (all with "one to many" relations)
I need to create a...
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by: Geoff Jones |
last post by:
Hi
Can anybody help me with the following, hopefully simple, question?
I have a table which I've connected to a dataset. I wish to add a new column
to the beginning of the table
and to fill...
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by: Daniele |
last post by:
What is the approach to save data for tables with a many to many
relation usign an intermediate table?
I know I can explictily write relationships using ado.net but I have
no clues how to...
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by: Robert Bravery |
last post by:
Hi All,
I'm New to VS.net. Trying to figure out this new dataset thingy.
Ok so I add a dataadapter with all the correct properties for a table. Then
generate the dataset. Now open the dataset and...
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by: Joe |
last post by:
Hi
I have a dataset with 3 tables and 2 relations
Is there a way to when I am at 1 row to tell if there is a relation on that
row ???
I have the code hardcoded but try to make it work if the #...
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by: cbrown |
last post by:
I am rebuilding an existing application that relies on an SQL DB. The
app is a scheduling/employee management program. My question pertains
to best practices in dotnet and database.
I use a 3...
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by: kevlar |
last post by:
I am having some problems reading xml into a dataset and having it set up the datatables within it properly. i serialize an object into xml and read that xml into the dataset and the code i am...
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by: Eddie |
last post by:
I have a DataSet with relations and other constraints being populated from
the backend (SQL Server 2005). I use DataSet.FillSchema to retrieve the
table schema for each table in the dataset. I...
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by: CloudSolutions |
last post by:
Introduction:
For many beginners and individual users, requiring a credit card and email registration may pose a barrier when starting to use cloud servers. However, some cloud server providers now...
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by: Faith0G |
last post by:
I am starting a new it consulting business and it's been a while since I setup a new website. Is wordpress still the best web based software for hosting a 5 page website? The webpages will be...
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by: ryjfgjl |
last post by:
In our work, we often need to import Excel data into databases (such as MySQL, SQL Server, Oracle) for data analysis and processing. Usually, we use database tools like Navicat or the Excel import...
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by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
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by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
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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...
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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...
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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...
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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...
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