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Questions tagged [dotconnect]

dotConnect is an enhanced database connectivity solution built over ADO.NET architecture and a development framework with a number of innovative technologies.

dotConnect is an enhanced database connectivity solution built over ADO.NET architecture and a development framework with a number of innovative technologies.

Devart ADO.NET Data Providers product line includes high performance data providers for major databases and offers a complete solution for developing database-related applications and web sites.

dotConnect provides support ADO.NET Entity Framework and LinqConnect - an ORM solution that is similar to Microsoft LINQ to SQL, but has its own advanced features.

dotConnect products are available for Oracle, MySQL, PostgreSQL, SQLite, and SQL Server.

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The connectionstring property is not initialized

So, I realize that there are a lot of questions on here pertaining to this problem, but none seem to be the same as to what I'm dealing with. I had to delete my dataset out of visual studio and bring it back in. After doing so I got the error. I'm…
comfroels
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Error "Requested value 'UpdateDatabaseOperation' was not found" when attempting to generate an idempotent Code First Migration script

I'm using dotConnect 7.3.115.0 with EntityFramework 6.0.2. When I try to generate a script for my migration, I get the error "Requested value 'UpdateDatabaseOperation' was not found." Here are the details and stack trace: PM> Update-Database -Script…
Chris
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DevArt dotConnect for PostgreSQL Entity Framework execute function without import not populating class properties

I have following POCO class against database table public class Contact { [Key] public int Id { get; set; } public string Name { get; set; } public bool Checked { get; set; } public string Mobile { get; set; } public string…
SamTech
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Connect to Oracle 10g through Internet using Pool

Our .Net webservice provides data for about 1000 users and 3000 request per seconds. If it connects to a database reside on LAN, every thing is OK. But when it connects to a database through The Internet, and naturally, connection will some times…
QuangND
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SQLite connection issues

I am experiencing the strangest behavior when trying to test a project on a machine other than my development machine. Everything works fine on the development machine, but when deploying the program, I receive "Error on opening DbConnection." with…
dub stylee
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Unable to load Custom ADO.NET provider for NHibernate

I am using Devart Postgres driver as the Ado.net provider with NHibernate. Since NHibernate does not support Devart Postgres driver, I wrote a custom driver class based on ReflectionBasedDriver. Here is the code: namespace PostgresDriver.DbDriver { …
aparajithanv
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How to backup and restore PostgreSQL Database in VB.NET with devart's dotconnect For PostgreSQL?

I am using dotConnect to connect to Postgres in my vb.net project. If anyone using this then provide a method to backup and restore using pgdump in a custom format i.e. mydatabase.backup, i have tried pgdump to backup but its backups the DB in .dmp…
user3223401
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how to use dotconnect for oracle to call stored procedures with nested table as parameter

I want to pass a nested table ( OracleTable in dotconnection ? ) as a parameter to call the stored procedure in a package. The type test002_table is defined in the package. Codes of stored procedure are below: create or replace package testPro is …
landhero
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Linq not loading related entities consistently

I'm using DotConnecto for SQLite. I have contacted DevArt support but have not got an reply yet, and need to sort this out as soon as possible. I'm loading these related entities like this: Dim Dimensions = From c In…
DataAnalyst1
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how to load data source for connection in VS2012 for web

Hi I'm using VS2012 for web express as my tool. I want to use dotconnect postgreSQL for my MVC project. So I tried to add connection to my database explorer. But only Microsoft SQL servers appear in data source list. How can I load different kinds…
tamikoon
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Using non-latin characters in connection string UserID for PostgreSQL

I have a project in C# using DavArt dotConnector to connect to PostgreSQL database. In database I can add role to use it in connection string. CREATE ROLE "Z111222333"; ALTER ROLE "Z111222333" WITH NOCREATEROLE LOGIN PASSWORD…
Roren
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Devart donetconnect connector do not read arabic string

In my winforms Application, I want to display the content of my PostgreSQL database in a grid view. I am using Entity Framework 5.0 and devart dotconnect connector. I have some arabic values in my database that cannot be displaying in gridview, they…
Alkao12
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How do I use Devart's dotConnect for Postgres with Entity Framework 5?

I'm writing an application, following the repository pattern, that uses Entity Framework 5. So, I have my own DbContext class already, but it currently just uses the default Sqlite local database. I'm now trying to figure out how to introduce…
Ryan
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devart dotConnect MySQL

I've been evaluating MindScape Lightspeed for the purpose of Model creation. So far I am satisfied. I was further looking for OOTB (actually some professional quality code) providers for MySQL for ASP.Net. I've come across 'dotconnect for MySQL'…
Kabeer
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Is it possible to create inherited SqlDataTable in SqlDataSet. Devart dotconnect

The problem is that when I redeclare standard SqlDataTable to my CustomSqlDataTable inside SqlDataSet. It works until you change the SqlDataSet that contain your custrom dataTable. After any change in SqlDataset it recreate code of own definition…
Savva Sergey
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