by: Guinness Mann |
last post by:
I have an existing table:
CREATE TABLE TestQuestions (
qId int NOT NULL IDENTITY(1,1)
CONSTRAINT PK_TestQuestions PRIMARY KEY NONCLUSTERED,
testId int NOT NULL
REFERENCES Tests(testId)...
|
by: Ron |
last post by:
Mandatories: Ver 7.3.4, Redhat Linux 8.0, P4, 2GB RAM
I want to add a 'nullable' foreign key to a column in a table. I have
tables "company" and "project" which may be related by...
|
by: Guinness Mann |
last post by:
I have an existing table:
CREATE TABLE TestQuestions (
qId int NOT NULL IDENTITY(1,1)
CONSTRAINT PK_TestQuestions PRIMARY KEY NONCLUSTERED,
testId int NOT NULL
REFERENCES Tests(testId)...
|
by: peteh |
last post by:
Hello All;
Assuming a PMR is in order for this, but wanted to run by the group to
see if anyone had similar experience. We just upgraded a DB2 V8 AIX
(DPF) environment to FP10 from FP6 and have a...
|
by: Laurence |
last post by:
Hi there,
How to differentiate between unique constraint and unique index? These
are very similar but I cannot differentiate them?
Could someone give me a hand?
Thanks in advance
|
by: kutty |
last post by:
Hi All,
I am loading data to a child table from a text file. the text files
also contains data not referenced by parent key. while loading the data
if one row fails to satisfies the constraint...
|
by: Spectre1337 |
last post by:
Hello,
it seems like the check constraint validation of MS SQL Server Management Studio express is horribly, horribly broken. Either that or I'm using it wrong. I hope it's the latter.
I'm...
|
by: ganeshshegde |
last post by:
How to add not null constrint to an existing table?
i tried with "alter table emp add constraint not_null_name not null(name)" command
but it's giving error ..........
alter table emp add...
|
by: Thomas R. Hummel |
last post by:
I'm going to try to describe this situation as best as I can, but if
anything is unclear please let me know. Some of this database was
already in place before I arrived on the scene, and I don't...
|
by: Frank Swarbrick |
last post by:
I have the following three tables
DROP TABLE CALLTRAK.SERVICE_CODES
@
CREATE TABLE CALLTRAK.SERVICE_CODES (
CODE CHAR(1) NOT NULL
, CONSTRAINT SERVICE_CODES_PK
PRIMARY KEY (CODE)
,...
|
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...
|
by: ryjfgjl |
last post by:
ExcelToDatabase: batch import excel into database automatically...
|
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...
|
by: jfyes |
last post by:
As a hardware engineer, after seeing that CEIWEI recently released a new tool for Modbus RTU Over TCP/UDP filtering and monitoring, I actively went to its official website to take a look. It turned...
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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...
|
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....
|
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...
|
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...
|