public void mysql乐观锁测试()
{
var sp = new Startup_RV().ConfigureServices(new ServiceCollection());
var db = sp.GetService <RVDbContext>();
//var m = new ModelA() { StringSetLength = "BBBB" };
//db.ModelASet.Add(m);
//m.Before();
//db.SaveChanges();
//m.StringMax = "stringmax";
//m.Before();
//db.SaveChanges();
//var m = db.ModelASet.Find("201709191740078993");
//m.StringDefault = "StringDefault";
//m.Before();
//db.SaveChanges();
//var st = new ShardTable() { DefaultName="DN"};
//db.Set<ShardTable>().Add(st);
//st.Before();
//db.SaveChanges();
var m = db.Set <ShardTable>().Find("201709191809163785");
m.DecimalSacle += 99;
((ISaveEntityEvent)m).Before();
db.SaveChanges();
}
public RVDbContext CreateDbContext(string[] args)
{
var sp = new Startup_RV().ConfigureServices(new ServiceCollection());
var db = sp.GetService <RVDbContext>();
Console.WriteLine("db is null? " + (db == null));
return(db);
}