AppDbContext 配置

string? connectionString = builder.Configuration.GetConnectionString("DefaultConnection");  //Configuration.GetConnectionString("DefaultConnection");
SqlHelper.ConnectionString = connectionString;
SqlHelper.ConnectionStringForERP = builder.Configuration.GetConnectionString("ERPConnection");
builder.Services.AddDbContext<AppDbContext>(options =>
{
  options.UseSqlServer(connectionString);
  //调试
  options.EnableSensitiveDataLogging(true);//启用敏感数据记录
  //记录日志，包含生成的sql          
  options.LogTo(msg =>
  {
    //调试-窗口消息
    System.Diagnostics.Debug.WriteLine(msg);
    //输出-窗口消息
    Console.WriteLine(msg);
  });

  //记录日志，只查看info类型的日志
  //optionsBuilder.LogTo(
  //   msg=> System.Diagnostics.Debug.WriteLine(msg),
  //    LogLevel.Information,
  //    DbContextLoggerOptions.DefaultWithLocalTime);
});