by: Ricola ! |
last post by:
Why do I say:
SqlDataReader dr;
instead of
SqlDataReader dr = new SqlDataReader();
|
by: Adie |
last post by:
Hi, just looking for tips and ideas from the experienced.
I wondered if you guys encapsulate the SqlDataReader so as to allow
simpler code with less duplation, if so what does your code look like...
|
by: Matthias S. |
last post by:
Hi,
I've written a simple app which should just fetch some data from a
database and render the results into a ListView.
In order to not freeze the GUI, I'm using a BackgroundWorker. The...
|
by: Franck Diastein |
last post by:
Hi, when I call ExportData I have this error:
Invalid attempt to Read when reader is closed.
Telling me that there's a problem with this line:
while(_dataR.Read()){
Code:...
|
by: Neil Guyette |
last post by:
Hello, Everyone,
I'm trying to find information on how to populate a combo
box using a SqlDataReader. I want to be able to set the
value of the combo's value property different then the...
|
by: Arvind P Rangan |
last post by:
Hi All,
How do you get all the values of a sqldatareader if it
contains multiple resultset.
Using sqldatareader.nextresult and sqldatareader.read
e.g.
While sqldatareader.read '
If not...
|
by: TomislaW |
last post by:
how to pass values betwen data and busines tier using
SqlDataReader. I was thinking about ArrayLists but what if I have number of
rows and columns?
|
by: mimi |
last post by:
Hi
Please help me out, I can't find a way to close a sqldatareader when error
occur at statement cmd.ExecuteReader(). I can't close it in catch because
it is local in try scope and I can't...
|
by: rn5a |
last post by:
The following code calls a function in a DLL which returns a
SqlDataReader (the function in the DLL calls a stored procedure which
returns 6 columns):
Dim boCart As Cart
Dim sqlReader As...
|
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...
|
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...
|
by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
|
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 $name$ ($parameters$) {
}
...
|
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...
|
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: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
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...
|
