by: Michael Lang |
last post by:
Hi to all,
can some one point me to the correct way, how to use PostgreSQLs "COPY" feature
from within python ?
What i want to do is:
connect
start transaction
drop current tablecontens
|
by: robert |
last post by:
Mr. Kyte's article doesn't use cursors, while Mr. Feuerstein's
book examples do. my recollection of conventional wisdom is
to avoid using cursors.
is this difference merely a question of style,...
|
by: Arijit Chatterjee |
last post by:
Hi Everybody,
I have a probs with dynamic generation.
I am writing the probs
======================================
create proc test
as
declare @query varchar(500)
set @query = 'select * from...
|
by: Kevin Frey |
last post by:
Hello,
I have a test database with table A containing 10,000 rows and a table
B containing 100,000 rows. Rows in B are "children" of rows in A -
each row in A has 10 related rows in B (ie. B has...
|
by: Hank |
last post by:
We have just recently migrated the data from our Access 2000
backend to Postgres. All forms and reports seem to run correctly but,
in many cases, very slowly. We do not want to switch over until...
|
by: anonieko |
last post by:
This approach I found very efficient and FAST when compared to the
rowcount, or Subquery Approaches.
This is before the advent of a ranking function from DB such as
ROW_NUMBER() in SQL Server...
|
by: szymon.strus |
last post by:
Hello
I have a VB6 application using classic ado (MDAC 2.8) for connecting
ms sql 2000 server. Application uses a lot of server side cursors. Now
I want to switch to ms sql 2005 server but I...
|
by: CK |
last post by:
Good Morning All,
Can use use a variable for the FOR clause in a cursor?
Example
I have
DECLARE @a varchar(50), @b varchar(50), @c varchar(50)
DECLARE @sql varchar(255)
DECLARE @x...
|
by: vituko |
last post by:
plpgsql (postgresql 8.3 but I can upgrade)
I can open a cursor with a dynamic query (table / column variable) :
-open cursor for execute '...' ;
But if I want do updates...
- execute 'update...
|
by: taylorcarr |
last post by:
A Canon printer is a smart device known for being advanced, efficient, and reliable. It is designed for home, office, and hybrid workspace use and can also be used for a variety of purposes. However,...
|
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: 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?
|
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...
|
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,...
|
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...
|
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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