database-connection

Connect to a DB with an encrypted password with Django?

My place of employment requires that all passwords must be encrypted, including the ones used to connect to a database. What's the best way of handling this? I'm using the development version of Django with MySQL at the moment, but I will be eventually migrating to Oracle. Is this a job for Django, or the database? Edit: The encrypted p...

Android SQLite Problem: Program Crash When Try a Query!

Hi i have a problem programming with android SDK 1.6. I'm doing the same things of the "notepad exaple" but the programm crash when i try some query. If i try to do a query directly in to the DatabaseHelper create() metod it goes, but out of this function it doesn't. Do you have any idea? this is the source: public class DbAdapter { p...

How do I connect to SQL Server with VB?

Hi, I'm trying to connect to a SQL server from VB. The SQL server is across the network uses my windows login for authentication. I can access the server using the following python code: import odbc conn = odbc.odbc('SignInspection') c = conn.cursor() c.execute("SELECT * FROM list_domain") c.fetchone() This code works fine, returning...

Ideally How many connections I have to open ?

Hi All, Recently I attended interview in java, the interviewer asked a question like below: I have a request which go throgh A,B,C modules and response go back throgh A , in module A I need to talk to database and again in module C I need to talk to database, so in this situation how many connections you will open and where do you clos...

How to limit the number of connections to a SQL Server server from my tomcat deployed java application?

I have an application that is deployed on tomcat on server A and sends queries to a huge variety of SQL Server databases on an server B. I am concerned that my application could overload this SQL Server database server and would like some way to preventing it making requests to connect to any database on that server if some arbitrary nu...

how can I enable database logging in my ASP.net application

Hi, how can I enable database logging in my ASP.net application? I am using VS2010 (ASP.net MVC2 Project) and would like to see logging that highlights database activity between the application and the database, including database connection establishment (as I do have a connection related error somewhere). I'm using SqlServer Expre...

Sybase ODBC connection String with .net

Hi, I am having SYBASE 12.5 install on my server as well as my PC, I am unable to get the correct connection string. I have used the connectionstrings.com but unable to get the correct one. After runnig and making the connection Driver={Sybase ASE ODBC Driver};srvr=server_name;database=database_name;UID=user_name;PWD=pass; and some ...

which to use OLEDB or ODBC for SYbase

Hi, I am not able to figure out which drivers should I use. Even I don't know what I have. When I am trying to make the connection string through the .udl file it only shows SYbase ASE OleDB Provider while in install folder I can see in driver list Syabse Ase ODBC driver but in connection string it is unable to pick up the driver, her...

Creating Simple desktop database application

Hi guys, I am here to write a small database application that will be running in desktop (offline mode). I am using MSAccess 2007 as my database file and trying to write code in vb.net. I used to write the code vb6 an usually had global variables for storing database connection and executing every query from that. I am trying to upgr...

Rating System Database Structure

I have two entity groups. Restaurants and Users. Restaurants can be rated (1-5) by users. And rating fromeach user should be retrievable. Resturant(id, name, ..... , total_number_of_votes, total_voting_points ) User (id, name ...... ) Rating (id, restaurant_id, user_id, rating_value) Do i need to store the avg value so that it need no...

Connecting to database on web host in Visual Studio or Sql Server Management Studio

I have a web site developed locally with a local Sql Server database. I also have a web host that provides one Sql Server database for my site. Now I want to deploy the application, and I would like to be able to manage the remote database from the Server Explorer in Visual Studio. I have the connection string used in the application, wh...

Trouble connecting to SQL Server 2008 using UDL

A legacy VB app was working with SQL Server 2000 on an XP box, using the connection string (in an ADODC): FILE NAME=link.udl This UDL points at the database... Provider=SQLOLEDB.1;Password=secret;Persist Security Info=True;User ID=sa;Initial Catalog=maindb;Data Source=DBXP The database was migrated to a new Windows Server 2008 box runn...

SQL server connectivity using ConfigurationManager.ConnectionString

I am not able to use String connectionString = ConfigurationManager.ConnectionStrings["DevBackup"].ConnectionString; I am getting error 'The name 'ConfigurationManager' does not exist in the current context' I have used namespaces using System.Data.SqlClient; using System.Data.Sql; what should be done..?? Am I missing something.....

Why are there connections open to my databases?

I have a program that stores user projects as databases. Naturally, the program should allow the user to create and delete the databases as they need to. When the program boots up, it looks for all the databases in a specific SQLServer instance that have the structure the program is expecting. These database are then loaded into a lis...

Open/Close database connection in django

I am using Django and Postgresql as my DBMS. I wish to set a setting that enables to enable/disable database connection. When the connection is set to closed (in settings.py) the site will display a message such as "meintanence mode" or something like that. Django will not show any db connection error message (or mail them to admins). I...

Setting SQL database Permissions for Visual Studio Data Config Wizard

Hello, Stackoverflow! I'm new to SQL. I have created a new database in SQL Server Management Studio, and am now trying to attach it to a windows forms project in Visual Studio via the built in Data Configuration Wizard. Currently, whenever I try to attach the database file, I get a permissions error: "You don't have permission to open...

Connection Strings between Web Application and SQL Server

Greetings. I'm writing a web application that is supposed to connect to a SQL Server database; the connection is formed from the following database string: <add key="DatabaseConnectionString" value="server=DEVPC1\SQLEXPRESS;uid=USERID;pwd=PASSWORD;database=DATABASE"/> However, whenever I try and run the web application, I get a conne...

Static DB Provider in ASP.NET MVC Causing Memory Leak

Hi, I have got an app I'm going to write in ASP.NET MVC and I want to create a DatabaseFactory object something like this:- public class DatabaseFactory { private string dbConn get { return <gets from config file>; } public IDatabaseTableObject GetDatabaseTable() { IDatabaseTableObject databaseTableObject = new SQLDatab...

Reporting Services Expression-based Connection Strings can't have any data driven parameters

I need my reports to have dynamic connections strings. We have multiple database servers and catalogs and only want to maintain a single Report file. The only solution I could find that would let me do this programmatically was "Expression-based Connection Strings". Basically I programmatically pass in parameter values to the report f...

How can I connect from one website to database of another website in php

How can I connect from one website to database of another website in php. ...