UseEasyCachingCoreProvider(providerName1, isHybridCache: false).ConfigureLogging(true).UseCacheKeyPrefix("EF_") // Fallback on db if the caching provider fails. .UseDbCallsIfCachingProviderIsDown(TimeSpan.FromMinutes(1)) ); // Add an in-memory cache service provider // More info: https://...
Such insertion of constant values into the SQL creates many performance problems, defeating query plan caching and causing unneeded evictions of other queries. The new EF Core 8.0 translation uses the SQL ServerOPENJSONfunction to instead transfer the values as a JSON array. This solves the performa...
EF的拦截器也为我们提供了更多的解决方案(https://docs.microsoft.com/zh-cn/ef/core/logging-events-diagnostics/interceptors#example-advanced-command-interception-for-caching)。
EF的拦截器也为我们提供了更多的解决方案(https://docs.microsoft.com/zh-cn/ef/core/logging-events-diagnostics/interceptors#example-advanced-command-interception-for-caching)。
EF Core + MySql的组合越来越流行,所以本文数据库使用MySql完成相关示例。 说明 由于工作中也一直使用Sql Server,所以记录这篇文章时也学习了很多MySql的内容。 MySql安装,打开官网(https://dev.mysql.com/downloads/installer/)下载安装。 示例项目说明:
EF Core + MySql的组合越来越流行,所以本文数据库使用MySql完成相关示例。 说明 由于工作中也一直使用Sql Server,所以记录这篇文章时也学习了很多MySql的内容。 MySql安装,打开官网(https://dev.mysql.com/downloads/installer/)下载安装。 示例项目说明:
EF Core & EF6 Entity Framework Core Entity Framework 6 Overview What's new Get started Fundamentals Get Entity Framework Work with DbContext Understand relationships Async query & save Configuration Connection management Connection resiliency Data binding Disconnected entities Logging & interception Performanc...
Broader information on EF Core planning can be found in the EF Core roadmap. Use GitHub queries to find full details of: Issues fixed for EF Core 6.0.0 Issues fixed for EF Core 6.0.1 Issues fixed for EF Core 6.0.2 but not yet shipped Issues fixed for EF Core 5.0.0 Issues fixed...
This code adds the Student entity created by the ASP.NET Core MVC model binder to the Students entity set and then saves the changes to the database. (Model binder refers to the ASP.NET Core MVC functionality that makes it easier for you to work with data submitted by a form; a model...
Spring Boot 默认提供了数据源和 org.springframework.jdbc.core.JdbcTemplate,JdbcTemplate 会自己注入数据源,用于简化 JDBC操作;能够自动提交事务;还能避免一些常见的错误,使用起来也不用再自己来关闭数据库连接 编写一个Controller,注入 jdbcTemplate,编写测试方法进行访问测试 ...