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Questions tagged [database-connectivity]

96 questions
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Mysql connectivity from POcket pc application using .netcf 2.0

We are developing an order taking system in PDA using C# in .netcf 2.0. So we are having mysql server as our back end. Is that the web service is the only way to connect mysql with PDA? Or is any other methods available..?
Nagaraja S
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How to resolve the below error while running a c program to connect to Ms SQL server from Linux fedora7 using mssqlodbc

How to resolve the below error while running a c program to connect to Ms SQL server from Linux fedora7 using mssqlodbc Need to connect to Ms SQL server from c app on Linux fedora7 using msqlodbc gcc -o prog prog.c -lc -lpthread -lodbcinst -lodbc…
Laurel
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OSError: [Errno 22] Invalid argument for taking input from user for a csv file

I am trying to convert a csv file data into a sql table and to do that i am taking input of the file from the user. fileinput = input("Which file do you want:") data=pd.read_csv(fileinput) df=pd.DataFrame(data) …
Addy
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How to automate a db connectivity test to run at certain intervals

I have an application that runs 24/7 and is connected to an sql database (sql server). However, the application crashes most night with the following error message *An existing connection was forcibly closed by the remote host. * the db resides on a…
Renaud Schmitt
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In my flutter app when I turn off my internet it crashes with some exception. It does not work even after internet is turned on

If possible Try to solve using providers and connectivity plus packages. I have an app named BadOne. I have connected this app to the MongoDb. I am not doing any operation yet I am just but I am able to connect it properly but when I turn off the…
Abhishek Tiwari
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Connect Azure SQL database with on prem Tableau server

I need to connect an on premises Tableau report server, whose port 433 is open, with Azure SQL server with port 1433 open. Direct connectivity from on-prem Tableau desktop app with Azure SQL server is not possible due to difference in the ports. How…
user961
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How come I'm getting authenticate error, but when I login via the app, I am able to log in

com.microsoft.sqlserver.jdbc.SQLServerException: Failed to authenticate the user fakeaccount@gmail.com in Active Directory (Authentication=ActiveDirectoryPassword).…
Johnbel Mahautiere
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The method 'getUsers' was called on null. Receiver: null Tried calling: getUsers()

I am getting error on red screen right after i run my app. My first screen is login screen. I want to simply register the user and login the user. but when i use the getUsers() or getLogin() I get the above error. I am fed up of this error. Searched…
Fathima Shafana
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Can a Java application connect directly to EnterpriseDB Advanced Server?

Team, I have a Java application that I want to access EnterpriseDB (EDB) Advanced Server. For example: myJavaApp => EDB Advanced Server v11 or does the connection look like this myJavaApp => Java Driver v42 => EDB Advanced Server v11 I have a high…
F. Fillmore
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How To Establish A Connection To Database Using C# Application?

Im using Visual Studio 2008 . and wants to connect to database. My Application (in C#) is to develop a form acts like Image Viewer and to perform insert an image and delete an image , Also To Display the images In Database
user829222
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can we take user input using python for mysql table values?

I tried taking input,but its showing error. raise errors.ProgrammingError( ProgrammingError: Not all parameters were used in the SQL statement A part of code that i tried, `#D_O_B import datetime year = int(input('Enter birth year')) month =…
user14973559
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Pyodbc is only accepting windows authentication

I'm having one python script which connects to the MS SQL server from windows via pyodbc. When trying with windows authentication, it is getting connected to the database, but when trying with SQL server authentication (with username and password),…
Brindha Thangamuthu
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Checking database connectivity in JSP

How can I check the database connectivity in JSP. I want to print an error message if there is any problem occurs with the database connectivity. I m using the following code: Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver"); String…
Dijo David
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Do Jdbc driver program like ojdbc6_g.jar contains main() method?

Is Jdbc driver programs like ojdbc6_g.jar is an standalone application or it is only a library file which doesn't have main() method in the main class?
Nikhil kumar
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Submitting form to Servlet which interacts with database results in blank page

I've a servlet that checks username and password from database. @Override protected void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { try { …
ken
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