sql

How many records can i store in a Sql server table before it's getting ugly?

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 = ...

"Ambiguous column name" error on one particular server

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 ...

row operation in same table and same coloumns

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...

tsql script to add delete cascade to existing tables

Hi is there a script that a can use to enable cascading when deleting a record from an exsiting table Thankd ...

Update XML as Upper Case in SQL Server

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?

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 ...

How do I make a function in SQL Server that accepts a column of data?

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 need to combine 2 queries into one on query 1 area to query 2 description and query 1 empl to query 2 employee_id.

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...

Does this query fetch unnecessary information? Should I change the query?

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 ...

Adding A New Row Using SQL Server Management Studio

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...

Dynamically determining table name given field name in SQL server

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"...

Left Join Returning Extra Rows T-SQL?

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...

Connecting To SQL Database In C#

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...

Converting data type varchar to numeric

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) ...

SQL returns non-array value in PHP

$request = 'SELECT * FROM flight WHERE Id = \''.$_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...

SQL 2008 CASE statement aggravation...

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...

How Do I Search Between a Date Range, Using the ActiveRecord Model?

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 SQLLDR

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...

Why does this SELECT ... JOIN statement return no results?

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...

How do I delete every row except the last one for each day?

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? ...