dbcontext open sqlscript
protected virtual dbContext db()
{
string connectionString = appSetting.GetSection("connecting").Value ;
var optionsBuilder = new DbContextOptionsBuilder<dbContext>();
optionsBuilder.UseSqlServer(connectionString);
optionsBuilder.UseLoggerFactory(LoggerFactory.Create(builder => builder.AddConsole().AddDebug()));
optionsBuilder.EnableSensitiveDataLogging();
return new dbContext(optionsBuilder.Options);
}