by: John Fabiani |
last post by:
Hi,
I'm a newbie and I'm attempting to learn howto create a select statement.
When I use
>>> string1='18 Tadlock Place'
>>> cursor.execute("SELECT * FROM mytest where address = %s",string1)
All...
|
by: Ken1 |
last post by:
I am going to drop a primary key from one column and create a new
column to be used as primary key in an existing database.
The old column was a date column which someone earlier though was a
good...
|
by: Andrew Baker |
last post by:
What is the best way to lock an individual row in the following
scenerio:
--TODO - LOCK THIS ROW
-- Return the next id
SELECT next_id
INTO next_id_out
FROM owner.my_id_table
WHERE app_id =...
|
by: php newbie |
last post by:
I am trying to copy data from one table to another, and in the process
add a sequence number to copied rows. I have looked at the IDENTITY
function when creating tables, and essentially this is...
|
by: python1 |
last post by:
I apologize if this is redundant.
How would one fill an empty column with a sequence of numbers? The
column exists in a table with aproximately 1000000 rows of data. I
believe in oracle the...
|
by: php newbie |
last post by:
I have the following query that has been working so far. I modified
it slightly to work from another source table (new_products). Now,
SQL Server complains that the identity is inherited already:...
|
by: Gaz |
last post by:
I'm sure this is an obvious question but much of SQL is new to me.
I have a stored procedure and I want to use the results of a select
statement elsewhere in the stored prcedure. The select...
|
by: Alex |
last post by:
Hi,
I need to form a query where i can add some columns based on the result.
Table A
ColA, ColB
----------
1 A
2 B
|
by: Bjørn T Johansen |
last post by:
I need to maintain a manually counter for an id-field, but I can do this
two ways. Either make a counter table (which means one select and one
update) or just selecting the largest id from existing...
|
by: D. Dante Lorenso |
last post by:
I just ran into a dump/restore problem with a bigserial column
on a renamed table.
BIGSERIAL columns when created will automagically create
the sequence also. The sequence name is derived from...
|
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: 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: 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: 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 $name$ ($parameters$) {
}
...
|
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: 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
|
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...
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