by: Greg Stark |
last post by:
I find I often want to be able to do joins against views where the view are
aggregates on a column that has an index. Ie, something like
SELECT a.*, v.n
FROM a
JOIN (select a_id,count(*) as n...
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by: stabbert |
last post by:
I am attempting to join two tables together on two different unix
servers. Here is some relevant info about the tables.
TABLE 1 Setup
-----------------------
DB2 UDB 7.2 EE
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by: Venkata C |
last post by:
Hi!
Does anyone here know of a way to goad DB2 into converting a correlated
subquery to a non-correlated one? Does DB2 ever do such a conversion?
We have a query of the form
SELECT .. FROM A...
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by: Andrew McNab |
last post by:
Hi folks,
I have a problem with an MS Access SQL query which is being used in an
Access Report, and am wondering if anyone can help.
Basically, my query (shown below) gets some records from a...
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by: mike |
last post by:
I'm using postgresl 7.3.2 and have a query that executes very slowly.
There are 2 tables: Item and LogEvent. ItemID (an int4) is the primary key
of Item, and is also a field in LogEvent. Some...
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by: Kevin Murphy |
last post by:
I'm using PG 7.4.3 on Mac OS X.
I am disappointed with the performance of queries like 'select foo from
bar where baz in (subquery)', or updates like 'update bar set foo = 2
where baz in...
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by: robert d via AccessMonster.com |
last post by:
I'm looking at converting DAO to ADO in my app. All of my DAO connections
are of the following structure:
Dim wsName As DAO.Workspace
Dim dbName As DAO.Database
Dim rsName As DAO.Recordset
...
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by: kiran2nirvan |
last post by:
hi please help in solving this
i am recieving this error"Subquery returned more than 1 value. This is not permitted when the subquery follows =, !=, <, <= , >, >= or when the subquery is used as...
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by: mipo1984 |
last post by:
I have subquery into a principal query, and i need the subquery return me only the last row of all results, but i can`t use "order by <field> desc " in the subquery because this return me an error,...
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by: FLANDERS |
last post by:
I have a query that does a self join following by correlated subquery. I want to be able to select from "this row" or the latest row before "this row", based on the "rn" column, where column1 is...
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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,...
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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: 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: 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: 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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