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  • 在abp vnext 中使用freesql

    主要是参考Dapper 的实现方式,freesql 也是支持根据IDbConnection IDbTransaction来创建的。下面的代码只是演示怎么使用,没有封装写的很简单,提供了个查询和使用事务添加的方法。

     public class BookAppService : ApplicationService, IBookAppService
        {
        
            private readonly IDbContextProvider<BookStoreFreeSqlDbContext> _dbContextProvider;
            public BookAppService(IDbContextProvider<BookStoreFreeSqlDbContext> dbContextProvider)
            {
    
                _dbContextProvider = dbContextProvider;
               
            }
    
    
            public virtual async Task<object> GetBook()
            {
                var dbconn = (await _dbContextProvider.GetDbContextAsync()).Database.GetDbConnection();
                var dbTransaction = (await _dbContextProvider.GetDbContextAsync()).Database.CurrentTransaction?.GetDbTransaction();
               return await dbconn.Select<Models.Books>().ToListAsync();
            }
            public virtual async Task<object> AddBook()
            {
                var dbconn = (await _dbContextProvider.GetDbContextAsync()).Database.GetDbConnection();
                var dbTransaction = (await _dbContextProvider.GetDbContextAsync()).Database.CurrentTransaction?.GetDbTransaction();
                Logger.LogWarning($"dbTransaction:{dbTransaction.Connection.ConnectionString}");
                var book = new Models.Books
                {
                    Name = "1994",
                    Type = BookType.Dystopia,
                    PublishDate = new DateTime(1949, 6, 8),
                    Price = 19.84f
                };
                dbTransaction.Insert<Models.Books>().AppendData(book).ExecuteAffrows();
    
                book = new Models.Books
                {
                    Name = "1995",
                    Type = BookType.Dystopia,
                    PublishDate = new DateTime(1949, 6, 8),
                    Price = 19.84f
                };
                dbTransaction.Insert<Models.Books>().AppendData(book).ExecuteAffrows();
                
    
                return "执行成功";
            }
           
    
        }
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  • 原文地址:https://www.cnblogs.com/lkd3063601/p/15386735.html
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