![]() ![]() This should be in the ConfigureServices method.Įnable sensitive data logging by calling the EnableSensitiveDataLogging method. Entity Framework Core (EF Core) interceptors enable interception, modification, and/or suppression of EF Core operations. Now find where you've configured your application to use Entity Framework Core. NET core outputs logs to the following locations when you call HostCreateDefaultBuilder(args) within Program.cs:ĭefault providers for logging is ASP.Net Core 3.1 (Microsoft Documentation) This will work with an ASP.NET Core application which should cover the vast majority of use cases!īy default. First of all, we dont need a Include call anymore since Entity Framework understands from the. EF Core passes a representation of the LINQ query to the. There are two things in the code above which should be noticed. The output can be a console, database a text file etc. Logger is what writes the log entities to output. At the heart of the Logging API is three players LoggerProvider, Logger & LoggerFactory. It uses your derived context and entity classes to reference database objects. When the logging level is set at LogLevel.Information, EF emits a log message for each command execution with the time taken: log info: 09:12:36.117 RelationalEventId.CommandExecuted 20101 () Executed DbCommand (4ms) Parameters, CommandType'Text', CommandTimeout'30' SELECT b. NET Core.NET Core apps have built-in mechanisms for creating & managing various loggers. NET language of choice) to write strongly typed queries. To retrieve data from EF Core, you access the appropriate property and use LINQ to filter the result. This method is an alternative to profiling the SQL using something like SQL Server Management Studio. Entity Framework Core uses Language-Integrated Query (LINQ) to query data from the database. You can see the queries EF Core is executing by configuring a logger and ensuring its level is set to at least Information, as shown in Figure 8-1. ![]() This is something I wish i knew about starting off. This method takes advantage of Microsoft's built in logging for. Today I'm going to show you how to intercept and view the SQL generated by Entity Framework Core. ![]()
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