-4
votes
0answers
48 views

parameterized query… unexpected in database using C# [migrated]

Hello there I am trying to enter database records from window Form design and programmed using MS visual C# and it approved and entered database using an other Window Form and I call the child Form ...
2
votes
2answers
137 views

Data persistence for transactional customer emails

I'm developing a system to handle sending transactional emails to our customers. This is how it works: An event occurs during the order's life cycle, for example 'shipped' This event will trigger ...
1
vote
0answers
105 views

What strategy to follow while matching sql server datatypes in C# Code First approach while using Entity Framework

While matching SQL Server datatypes with C# Code First Approach in Entity Framework, what are specific points that we should keep in mind so that our C# datatype should match exactly our SQL Server ...
4
votes
2answers
115 views

Entity Framework with no direct table access

There are some similar questions I've found here, but none of them fully answer the question I'm asking. Similar questions: here and here In my company, I develop C# .NET applications and our Server ...
1
vote
0answers
122 views

How to backup data and images in this project?

I have MS C# and MS SQL 2008 database project. It can capture employees' records with pictures of more than 1000 records. Presently, I'm able to capture say 150 records on PC1 using my installed C# ...
0
votes
1answer
110 views

Simplifying data search using .NET

An example on the asp.net site has an example of using Linq to create a search feature on a Music album site using MVC. The code looks like this - public ActionResult Index(string movieGenre, string ...
1
vote
1answer
339 views

entity framework 6 agnostic enough different sql server and OS platforms?

It's my first time using sql server, I usually go with MySQL, so I'm unsure how to do this. The project I'm assigned will be deployed to multiple platforms particularly PC's with different SQL server ...
0
votes
0answers
93 views

.NET DataSource binding for legacy SQL Server DB with undefined relationships

I'm designing a utility that will load data into a legacy SQL Server Database. I've been trying to mock up a simple WinForms utility with C# using the DataSource connectors (Tried a straight ORM ...
0
votes
3answers
388 views

Storing a C# dictionary of type <datetime,enum> [closed]

As title says it, i'm looking for a way to store many dictionaries (one per user) of type Dictionary<DateTime,enum> in a database (sql server 2012). Each dictionary has 366 items inside and it ...
1
vote
1answer
73 views

Design: Mixed XML / Relational or Pure Relational?

Is it acceptable to model a very complex object graph using XML in the database, but leave the rest of a system in relational tables? I'd like to gauge opinion on this as I've hit a bit of a ...
1
vote
2answers
768 views

Data Transfer Best Practices

At my company we have some vendors that we transfer data to and from. Sometimes the data is pulled into our local SQL database for business reporting. Other times we pull data from one vendor, ...
0
votes
2answers
2k views

Using lucene and sql server togheter. Newbie needs directions [closed]

Basically the whole thing can be explained simply: I need to index one or more SQL Server 2005 databases with lucene so I can search the various records. I found a lot of examples and documentation ...
-5
votes
1answer
1k views

how to write a stored procedure to insert data in to a sql server database in a datagridview in a form? [closed]

I need to insert data through a form using a datagridview connected to a SQL Server 2008 R2 database. is it ok, if I write a single insert stored procedure query in a while loop in the form.cs
1
vote
3answers
509 views

Best way to process a queue in C# (PDF treatment)

First of all let me expose what I would like to do : I already dispose of a long-time running webapp developed in ASP.NET (C#) 2.0. In this app, users can upload standard PDF files (text+pics). The ...
0
votes
1answer
211 views

Different ways to generate the latest int type primary foreign key in code

I am new to sql. I have added 2 new tables in database. The primary key of first is a foreign key in the other. The type of the keys is integer. Now I want to generate the keys in the code and assign ...
3
votes
1answer
433 views

Rewriting C# Formula Calculations in T-SQL

We have a 3-tier application with a C# client that connects to a C# web service via WCF and requests data from a SQL Server database. One feature in our application is a user-created form app in ...
2
votes
4answers
612 views

ado.net or EF for a point-of-sale system

We have a point-of-sale system that was developed using ado.net, our current concern is to make the application real fast in creating transactions (sales). Usually there are no performance concerns ...
1
vote
6answers
982 views

Wise way to implement a website login and database tables for a small shop

Im building this website for a small store and I was told that its better not to keep the login and the rest of the users information on the same table. Now im wondering, what is the best way to ...
6
votes
4answers
2k views

Should I Do Calculations in T-SQL or Program?

I am creating a stored procedure that is logging some data. The data ultimately needs to end up in 2 tables. The incoming data is coming from a JSON string containing 15 parameters, and the data is ...
5
votes
4answers
5k views

Better way of storing key-value pairs in the database?

I have a C#/SQL Server program that sometimes needs to store data. The data could be a response from a web service, a result of a database query, or any number of other things. There's no way of ...
4
votes
1answer
313 views

Algorithm to denormalize database

I have built a QlikView script generator (QVS), that can be used to generate large script files for data imports from SQL Server to QlikView. QlikView does not like 'fully' normalised database ...
0
votes
3answers
457 views

Using xml datatype to store a “shopping cart”

For my final project in school we have to develop an online shop. This shop should have a cart where items can be placed whether or not you are logged in. If you log out the cart shouldn't empty and ...
2
votes
5answers
2k views

I feel unprepared to start my first job out of college… how can I improve? [closed]

I just graduated from university with a degree in Computer Science/Engineering and was fortunate enough to land a job working in the pharmaceutical industry as a developer. My title is System ...
2
votes
1answer
469 views

How to deal with transactions when creating a database connection for each query

In line with this post here I am going to change my website to create a connection per query to take advantage of .NET's connection pooling. With this in mind, I don't know how I should deal with ...
15
votes
2answers
11k views

Creating database connections - Do it once or for each query?

At the moment I create a database connection when my web page is first loaded. I then process the page and run any queries against that conection. Is this the best way to do it or should I be creating ...
5
votes
1answer
1k views

Designing a scalable and robust retry mechanism

Backstory I have an Messaging Server Application that is responsible for brokering/proxying calls made from an Application Tier to numerous external services. The purpose of this application is to ...
7
votes
4answers
20k views

Best practice to query data from MS SQL Server in C Sharp?

What is the best way to query data from a MS SQL Server in C Sharp? I know that it is not good practice to have an SQL query in the code. Is the best way to create a stored procedure and call it ...