by: Simon Wigzell |
last post by:
A client wants have acess to an online databases records controlled by group
strings and evaluation strings e.g., each use would have in his client
record a group string like this:
And each...
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by: NickName |
last post by:
/* goal: dynamic evaluation of table row
platform: sql 2000
*/
use northwind;
declare @tbl sysname
set @tbl = 'customers'
EXEC('select count(*) from ' +@tbl)
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by: Philippe Lang |
last post by:
Hello,
Imagine we have the following kind of table, with two values (a and b), and a varchar (f) representing an expression.
----------------------------------
CREATE TABLE public.test
(
id...
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by: Frank Wallingford |
last post by:
Note: For those with instant reactions, this is NOT the common "why is i
= i++ not defined?" question. Please read on.
I came across an interesting question when talking with my colleagues....
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by: manan.kathuria |
last post by:
hi all ,
the expression in question is
++i&&++j||++k
most sources say that since the result of the || operation is decided
by the LHS itself , the right side is not computed
my point of...
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by: A Jafarpour |
last post by:
Hi everyone, hope someone can tell if there is any way to,
dynamically, build an statement and then call some
functions to execute the statement. I know examples always
help, so here what I am...
|
by: Brian Blais |
last post by:
Hello,
I have a string input from the user, and want to parse it to a number, and would like
to know how to do it. I would like to be able to accept arithmetic operations, like:
'5+5'...
|
by: Steven T. Hatton |
last post by:
I'm trying to improve my formal understanding of C++. One significant part
of that effort involves clarifying my understanding of the vocabulary used
to describe the language.
This is from the...
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by: Tim Johnson |
last post by:
I'm having trouble understanding this part of the expression
evaluation rules ('6.5 Expressions', second item, C99 spec; the C++
wording is presumably identical):
What precisely does the...
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by: silpau |
last post by:
hi,
i am a bit confused on expression evaluation order in expressions
involving unary increment.decrement operators along with binary
operators.
For example in the following expression
x...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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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: 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: 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: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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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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