Hi,
i've been asked to do some performance tests for a new system.
It is only just running with a few client, but as they expect to grow, these are the numbers i work with for my test:
200 clients, 4 years of data, and the data changes per.... 5 minutes. So for every 5 minutes for every client there is 1 record.
That means 365*24*12 = ...
This simple query throws the "Ambiguous column name TaskID" error on one db-server only. This is ridiculous. We tested this with the same database structure on different servers and different versions of ms sql (2005/2008), and it's only THIS particular client's server that throws the error. I'm actually frustrated.
SELECT Tasks.TaskID
...
Hi!
i have a little problem to discuss i hope it will easy for you.
suppose i have table A with 2 columns as
item price
milk 25
milk 50
milk 100
Butter 25
Butter 100
Butter 200
now i want to display a table B derived from table A as
item price growth rate...
Hi is there a script that a can use to enable cascading when deleting a record from an exsiting table
Thankd
...
I store an XML string in a column in my SQL Server database. I'm trying to run an UPDATE statement that will make a certain field into Upper Case. I can do that easily during a SELECT but can't get it to work with an update.
This SELECT statement works
select Upper(XmlTest.value('(/CodeFiveReport/Owner/@UnitNumber)[1]', 'varchar(10)'...
SQL Server: is it possible to get procedure or table creation and last alter date?
If it is then how do to it?
SQL Server 2005
...
I made the following function in SQL Server 2008 earlier this week that takes two parameters and uses them to select a column of "detail" records and returns them as a single varchar list of comma separated values. Now that I get to thinking about it, I would like to take this table and application-specific function and make it more gen...
I have the following 2 queries and their output.
Query 1
select
types,area,avg(time2)as time,empl,whse,des
from(select l.control_number_2 as types, l.control_number as area,
sum(round(cast(DATEDIFF(ss, l.start_tran_time,l.end_tran_time) /60.0 as float),2))over (partition by l.control_number) time2, l.employee_id as empl, l.wh_id as wh...
I have this classifieds website, and I have about 7 tables in MySql where all data is stored.
I have one main table, called "classifieds".
In the classifieds table, there is a column called classified_id. This is not the PK, or a key whatsoever. It is just a number which is used for me to JOIN table records together.
Ex:
classifieds ...
I'm learning how to use SQL Server Management Studio and can't figure out how to insert a new row into a table.
Table Structure:
ID,
Field1,
Field2
Query:
INSERT INTO Table (Field1,Field2) VALUES(1,2)
Error:
Major Error 0x80040E14, Minor Error 25503
I'm probably missing something very noobie like. Any help would be appreci...
Strange situation: I am trying to remove some hard coding from my code. There is a situation where I have a field, lets say "CityID", and using this information, I want to find out which table contains a primary key called CityID.
Logically, you'd say that it's probably a table called "City" but it's not... that table is called "Cities"...
I have the following query:
select * from ACADEMIC a
left join RESIDENCY r on a.PEOPLE_CODE_ID = r.PEOPLE_CODE_ID
where a.ACADEMIC_TERM='Fall'
and r.ACADEMIC_TERM='Fall'
and a.ACADEMIC_SESSION=''
and a.ACADEMIC_YEAR = (Select Year(GetDate()))
and r.ACADEMIC_YEAR = (Select Year(GetDate()))
and (CLASS_LEVEL LIKE 'FR%'
OR a.CLAS...
Hey everyone,
I'm pretty familiar with SQL syntax (via MySQL) and am just getting my feet wet with C# and SQL server.
I currently have a .sdf database on my C:\ drive and want to connect to it in C#.
I added the database as a data source and now need help figuring out how to get data from the database in my C# application.
I just...
Msg 8114, Level 16, State 5, Procedure spGetDetails, Line 88
Error converting data type varchar to numeric.
I have already converted this @mfr_id to int type then also getting the above error.
I'm getting error while executing stored procedure.
The line which I'm getting error is:
if(@mfr_id = 5)
...
$request = 'SELECT * FROM flight WHERE Id = \''.$_SESSION['LFLightRadio'].'\'';
$data = mysql_fetch_array(mysql_query($request, $SQL));
echo '<table class="table">';
foreach($data as $key => $value) {
echo '<th class="head" align="center" height="19">'.$key.'</th>';
}
echo '<tr>';
foreach($data as $key...
Why does this fail:
DECLARE @DATE VARCHAR(50) = 'dasf'
SELECT CASE WHEN ISDATE(@DATE) = 1 THEN CONVERT(date,@DATE) ELSE @DATE END
Msg 241, Level 16, State 1, Line 2
Conversion failed when converting date
and/or time from character string.
Why is it trying to convert dasf to date when it clearly causes ISDATE(@DATE) = 1 to eva...
I am new to both Ruby and ActiveRecord. I currently have a need to modify and existing piece of code to add a date range in the select. The current piece goes like this:
ReportsThirdparty.find(:all, :conditions => {:site_id=>site_id, :campaign_id=>campaign_id, :size_id=>size_id})
Now, I need to add a range, but I am not sure how to d...
how to increase the limit of exceptions in oracle ?
i have a excel sheet in which their are about 900 records to be appended .so i converted the excel to dat file and wrote a batch file that read from the dat file and appends it to the concern table but the batch file stop execution once the exceptions reach 51(all integrity constrain...
I have two tables:
1. tableA is a list of records with many columns. There is a timestamp column called "created"
2. tableB is used to track users in my application that have locked a record in tableA for review. It consists of four columns: id, user_id, record_id, and another timestamp collumn.
I'm trying to select up to 10 reco...
I have a table with stock quotes that looks something like this:
id, date, stock_id, value
Every day has several rows for each stock_id (it is automatically updated every five minutes), so the table is rather big at the moment.
How do i delete every row but the last one each day for every stock_id?
...