by: Agoston Bejo |
last post by:
I want to enforce such a constraint on a column that would ensure that the
values be all unique, but this wouldn't apply to NULL values. (I.e. there
may be more than one NULL value in the column.)...
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by: Michael B Allen |
last post by:
I have a general purpose library that has a lot of checks for bad input
parameters like:
void *
linkedlist_get(struct linkedlist *l, unsigned int idx)
{
if (l == NULL) {
errno = EINVAL;...
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by: Mikhail Teterin |
last post by:
Hello!
Consider the following simple accessor function:
typedef struct {
int i;
char name;
} MY_TYPE;
const char *
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by: Dan |
last post by:
I'm fairly new to C# and I am having some problems
understanding int variables and null values.
I have created a class that populates the values of it's
fields from a DataReader in it's...
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by: Mark A |
last post by:
DB2 8.2 for Linux, FP 10 (also performs the same on DB2 8.2 for Windoes, FP
11).
Using the SAMPLE database, tables EMP and EMLOYEE.
In the followng stored procedure, 2 NULL columns (COMM) are...
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by: Martyn Fewtrell |
last post by:
Hi there.
I wonder if there was a "correct answer" for Vb.Net (I understand this is
quite easy in C#).
If im drawing data from a database using a TableAdapter the data ends up in
a DataTable....
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by: Fuzzydave |
last post by:
Okay, I have been handed a python project and working through it I have
had to add a report. I am returning 10 variables the results of an SQL
Query
and as usual the number of results vary from...
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by: john |
last post by:
I've made an import macro to import bank transactions. Those transactions
don't have an ID_number when downloaded from internet. They get it when they
are added to the main transaction table in my...
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by: kannan1983 |
last post by:
In a table i have to check each and every column for null values . if the column has null value i need to display as ' NULL VALUE' in the output , for these iam declaring some local variables
Iam...
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by: barmatt80 |
last post by:
I have created an unbound form so that when users enter the information, there is a save button they have to click, checking to make sure a field(txtDocketNo) is not blank. For some reason I cannot...
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by: DolphinDB |
last post by:
Tired of spending countless mintues downsampling your data? Look no further!
In this article, you’ll learn how to efficiently downsample 6.48 billion high-frequency records to 61 million...
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by: ryjfgjl |
last post by:
ExcelToDatabase: batch import excel into database automatically...
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by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 6 Mar 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM).
In this month's session, we are pleased to welcome back...
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by: Vimpel783 |
last post by:
Hello!
Guys, I found this code on the Internet, but I need to modify it a little. It works well, the problem is this: Data is sent from only one cell, in this case B5, but it is necessary that data...
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by: PapaRatzi |
last post by:
Hello,
I am teaching myself MS Access forms design and Visual Basic. I've created a table to capture a list of Top 30 singles and forms to capture new entries. The final step is a form (unbound)...
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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: Shællîpôpï 09 |
last post by:
If u are using a keypad phone, how do u turn on JavaScript, to access features like WhatsApp, Facebook, Instagram....
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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: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 3 Apr 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome former...
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