by: Andrew DeFaria |
last post by:
I created the following .sql file to demonstrate a problem I'm having.
According to the manual:
If |ON DELETE CASCADE| is specified, and a row in the parent table
is deleted, then InnoDB...
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by: rocky |
last post by:
We're building a company wide network monitoring system
in Java, and need some advice on the database design and
tuning.
The application will need to concurrently INSERT,
DELETE, and SELECT...
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by: AC Slater |
last post by:
Whats the simplest way to change a single stored procedures query
optimization level?
In UDB8 that is.
/F
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by: Eugene |
last post by:
I am trying to set query optimization class in a simple SQL UDF like
this:
CREATE FUNCTION udftest ( in_item_id INT )
SPECIFIC udftest
MODIFIES SQL DATA
RETURNS TABLE( location_id INT,...
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by: WantedToBeDBA |
last post by:
Hi all,
db2 => create table emp(empno int not null primary key, \
db2 (cont.) => sex char(1) not null constraint s_check check \
db2 (cont.) => (sex in ('m','f')) \
db2 (cont.) => not enforced...
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by: Bernard Dhooghe |
last post by:
To retrieve data from a query where multiple rows can be returned, a
cursor can be used.
Different programming interface exist for cursors: embedded SQL, CLI,
SQL PL, SQLJ, JDBC.
I we look at...
|
by: Mickey |
last post by:
I have a database in which I have 2 tables.
One table is Employees, other is Events.
I have only one field in Employees and it is EmployeeName (text 50 chars).
Events has fields AutoNumber,...
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by: specialdosa |
last post by:
We use DB2-LUW-8.2.
I am doing some research on performance issues and I read about the
"OPTIMIZATION LEVELS' and their impacts on Joins.
How do I get the Optimization level implemented here?...
|
by: db2admin |
last post by:
hi,
I have query which runs great when optimization level is changed to 3
but does not run fine with default optimization level of 5. since this
is a query in java code, i do not know how can i...
|
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: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
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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...
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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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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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,...
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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,...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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