database

sql query for 3 tables

i have 3 tables (A,B,C) Table A - ID Name 1 Sam 2 Manuel 3 Jane Table B ID Tab_A_ID Name 1 1 Meer 2 1 Kutti 3 2 Mikaro Table C ID Tab_B_ID Price 1 1 255.11 2 1 30.52 3 3 125.22 I need a query that shall pick up the top price for TableA-Name from TableC. So only 1 top price for 1...

How can I script the deployment of a Visual Studio database project?

How can I script the deployment of a Visual Studio database project? I have a DB project in visual studio and I would like to use it in order to deploy on remote machines via a script. I notice that when I 'deploy' from visual studio, it generates a .sql file. I intercepted this file and tried running it from the command line with osq...

How can I display a manual efficiently in Sharepoint

My organisiation uses Sharepoint for its 'intranet'. I have been given the task of creating a site for my department. One of the things I need on there is a procedure guide, which is basically a 150 page document, whereby each page is a separate procedure. Is there an efficient way within sharepoint that these procedures can be stored an...

Dummies guide to locking in innodb

The typical documentation on locking in innodb is way too confusing. I think it will be of great value to have a "dummies guide to innodb locking" I will start, and I will gather all responses as a wiki: The column needs to be indexed before row level locking applies. EXAMPLE: delete row where column1=10; will lock up the table unle...

How can I add dynamic field in the model in django ?

Hello, I'm using django to create a application download site. I try to write a model, that the admin can add the different download content dynamically in the admin page. For example I have a software named foobar, it have 3 different version: 1.1, 1.2, 1.3. I would like the user can admin the model by using an add button to add the dow...

Problem sending php variables to flash game, on facebook

When I run the app for the first time in a session it works great i get all data form Database(if i logout, and enter with a diffrent account)the swf does not receive the variables. If i run manually the script typing the url address in the browser (typing: http://myserver.com/app/variables.php), and refresh the facebook app, it receives...

How to create a database table in an installation file for a Drupal Module?

I am creating a module for Drupal 7.x, and I want to create a database table when the module is installed (enabled for the first time). How can I do this? Thanks. ...

What's the best way to store sort order in SQL?

The guys at the top want sort order to be customizable in our app. So I have a table that effectively defines the data type. What is the best way to store our sort order. If I just created a new column called 'Order' or something, every time I updated the order of one row I imagine I would have to update the order of every row to ensure ...

Want to pull data from DATABASE using Java And Flex

I Am Completely novice in flex could you just let me know about it plz.I want to access data from a database residing on a particular ip address and also i am not sure how to do it pl let me know how it can be done through flex framework. ...

how many field we keep in table

How many field is possible in one table, Shall i maintain 150 field in one table is good way , OR Maintain relation ship with other tables, Thanks Bharanikumar ...

Testing database connection Using Javascript in outbound database connector in Mirth

I have database handle in channelMap (for 1 connection for all messages) and I reuse the connection for all messages. Now, before performing inserts (to a MySQL database), I want to test if the connection still exists. How do I perform this test? ...

how to start multiple instance of an application in a test

Hi I m working on a client-server program, where there is no test at all. When i try to do some test with two server, it's look like both server is connected to the same database. I think the reason is some bad use of static field. So i wonder, is there a way to start two VM in a junit test? ...

Sharepoint list fields stored in content database?

Hi, I am trying to find out where data for Sharepoint List Fields are stored in the Content Database. For example from the AllLists table filtering on the listid i am interested in I can derive the following Field from the tp_ContentTypes column: <Field Type="CascadingDropDownListFieldWithFilter" DisplayName="Secondary Subject" Requ...

Fastest way to convert a binary file to SQLite database

I've some binary files and I'm looking for a way to convert each of those files to a SQLite database. I've already tried C# but the performance is too slow. I'm seeking an advice on how and what programming language should be the best to perform this kind of conversion. Though I prefer any Object Oriented Language more (like C#, Java etc...

Covering Index versus Clustered Index (Database Index)

Hi, I'm working on a database system and it's indexes, but I'm having a really hard time seing the clear difference between a covering index and a clustered index. I've googled my way around but hasn't got a clear cut answer on: What is the differences between the two types of indexes When do I use Covering index and when do I use Cl...

MySql - set of time stamped data (timestamp,event) calculating events per day

I have a table: id, datetime, event i also have table dates: date (Y-m-d format) the problem is some days don't have any events, I would like them to show 0 (or null) SELECT DATE_FORMAT(table.timestamp, '%Y-%m-%d') ydm, count(table.fkUID) FROM `table` where table.fkUID=$var group by ydm; is there some way to join or use conditional...

Facebook flash game data store method

Hy, i am currently working on a facebook game,the game is good and ready except the storing part!How do you suggest i should store my data!I will use a database, but what is the best way to get data from facebook and into my database trough flash?Thanks a lot! ...

Creating a Web Service to automatically get information

I want to create some sort of method of creating a web service that will run automatically and run DB queries and some API calls which will then store data that I can use/call without taking the processing or time penalty of doing it every time a user access my web service. Is this possible? If so, point me in the right direction on how ...

Save objects to a database?

So far in my .Net coding adventures I've only had a need to save information to files. So I've used XmlSerializer and DataContractSerializer to serialize attributed classes to XML files. My next project, however, requires that I save and retrieve information from a SQL server database. I'm wondering what my options are for doing this. T...

Planning a database app

I am in the planning stages of a database app for personal use. I have a good bit of the database structure planned, but as I think about how I'm going to write the program, it made me wonder if I'm doing this in the right order. Which should I be planning first, the db structure or the classes? ...