Why does an Entity Framework Connection require a metadata property?

Expanding on Randolpho’s answer: The metadata property specifically points to the location of the .SSDL (Storage Model,) .CSDL (Conceptual Model,) and .MSL (Mapping Model) files. These three files essentially are the Entity Data Model. The “res://” URI-style qualifier indicates that the files are embedded as resources in the compiled EDM assembly.

Login failed for user ‘NT AUTHORITY\NETWORK SERVICE’

I was experiencing a similar error message that I noticed in the Windows Event Viewer that read: Login failed for user ‘NT AUTHORITY\NETWORK SERVICE’. Reason: Failed to open the explicitly specified database. [CLIENT: local machine] The solution that resolved my problem was: Login to SqlExpress via SQL Server Management Studio Go to the “Security” directory … Read more

SQL Server Express connection string for Entity Framework Code First

The problem with your connection string here is: <add name=”TrempimModel” connectionString=”data source=.\SQLEXPRESS;Integrated Security=SSPI; AttachDBFilename=|DataDirectory|aspnetdb.sdf; User Instance=true” providerName=”System.Data.SqlClient” /> You’re basically defining what “server” you’re connecting to – but you’re not saying what database inside the file to connect to. Also – the file extension for SQL Server Express database files is .mdf (not .sdf – … Read more

How to configure ProviderManifestToken for EF Code First

If you’re using EF 6 (just released) you have an alternative. Dependency Resolution You can use the new dependency resolution feature to register an implementation of IManifestTokenResolver (described in this preview documentation as IManifestTokenService). This article gives a bit more information on how to use DbConfiguration. The easiest way to use it is like this: … Read more

SSIS how to set connection string dynamically from a config file

First add a variable to your SSIS package (Package Scope) – I used FileName, OleRootFilePath, OleProperties, OleProvider. The type for each variable is “string”. Then I create a Configuration file (Select each variable – value) – populate the values in the configuration file – Eg: for OleProperties – Microsoft.ACE.OLEDB.12.0; for OleProperties – Excel 8.0;HDR=, OleRootFilePath … Read more

connection string for sqlserver in Docker container

sudo docker pull microsoft/mssql-server-linux:2017-latest docker run \ -e ‘ACCEPT_EULA=Y’ \ -e ‘MSSQL_SA_PASSWORD=YourSTRONG!Passw0rd’ \ -p 1401:1433 \ -n sql1 \ -d microsoft/mssql-server-linux:2017-latest then, private static string _connStr = @” Server=127.0.0.1,1401; Database=Master; User Id=SA; Password=YourSTRONG!Passw0rd”;

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)