by: Bas Scheffers |
last post by:
Hi,
I have a table with about 100K rows, on which I have created a btree index
of the type table_name(int, int, int, timestamp).
At first postgres was using it for my AND query on all four...
|
by: shsandeep |
last post by:
I have added primary key to my table using the 'ALTER TABLE' statement.
Now, is it mandatory for me to use the 'CREATE UNIQUE INDEX' on primary
key columns in order to enforce the primary key...
|
by: reachsamdurai |
last post by:
Hello, I'm looking for a method to check the utilization of index by
any SQL (Static and Dynamic) at the database level instead of
generating the access plan for each SQL.
I have inherited a...
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by: natG |
last post by:
On a 3 column table, the PK consists of all 3 columns.
I have queries on the first two columns, as well as on the last two
columns. (Select * where column3=x and column2=y.)
I was hoping that...
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by: p175 |
last post by:
What are the advantages / disadvantages of having primary keys in lieu
of ordinary indexes ? If there are no foreign relationships defined, is
it better to have a two column index allowing reverse...
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by: chrisg |
last post by:
Hi All,
I've been struggeling with this for a while now, and I was
wondering if anyone could help me.
given:
drop table GENCMP.SCRIPTS;
...
|
by: Hemant Shah |
last post by:
Folks,
I am having problem with an application that uses static SQL,
the application basically browses through the table given start and
end key most of the time it is processed from begining to...
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by: crazy_jutt |
last post by:
hi all,
i heard that db2 ignores indexes when using any column function on the
column which has index on it. but i have seen db2 using indexes even
when using column function.
what is the...
|
by: BD |
last post by:
Hey, all.
Subject line says it all.
But for background:
I'm developing on UDB for Windows. The production application is on z/
OS.
I'm using some Quest tools (SQL Optimizer) to review...
|
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...
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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 $name$ ($parameters$) {
}
...
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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
|
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: 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: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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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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