Update ClickHouse Demo

This commit is contained in:
sunkaixuan 2022-08-13 17:25:52 +08:00
parent 7f257fbc51
commit 296a143880

View File

@ -16,7 +16,6 @@ namespace OrmTest
SqlSugarClient();//Create db
DbContext();//Optimizing SqlSugarClient usage
SingletonPattern();//Singleten Pattern
DistributedTransactionExample();
MasterSlave();//Read-write separation
CustomAttribute();
}
@ -220,130 +219,6 @@ namespace OrmTest
});
private static void DistributedTransactionExample()
{
Console.WriteLine("");
Console.WriteLine("#### Distributed TransactionExample Start ####");
SqlSugarClient db = new SqlSugarClient(new List<ConnectionConfig>()
{
new ConnectionConfig(){ ConfigId="1", DbType=DbType.ClickHouse, ConnectionString=Config.ConnectionString,InitKeyType=InitKeyType.Attribute,IsAutoCloseConnection=true },
new ConnectionConfig(){ ConfigId="2", DbType=DbType.ClickHouse, ConnectionString=Config.ConnectionString2 ,InitKeyType=InitKeyType.Attribute ,IsAutoCloseConnection=true}
});
var db1 = db.Ado.Connection.Database;
//use db1
db.CodeFirst.SetStringDefaultLength(200).InitTables(typeof(Order), typeof(OrderItem));//
db.Insertable(new Order() { Name = "order1", CreateTime = DateTime.Now }).ExecuteCommand();
Console.WriteLine(db.CurrentConnectionConfig.DbType + ":" + db.Queryable<Order>().Count());
//use db2
db.ChangeDatabase("2");
var db2 = db.Ado.Connection.Database;
db.DbMaintenance.CreateDatabase();//Create Database2
db.CodeFirst.SetStringDefaultLength(200).InitTables(typeof(Order), typeof(OrderItem));
db.Insertable(new Order() { Name = "order1", CreateTime = DateTime.Now }).ExecuteCommand();
Console.WriteLine(db.CurrentConnectionConfig.DbType + ":" + db.Queryable<Order>().Count());
if (db2 == db1)
{
return;
}
// Example 1
Console.WriteLine("Example 1");
try
{
db.BeginTran();
db.ChangeDatabase("1");//use db1
db.Deleteable<Order>().ExecuteCommand();
Console.WriteLine("---Delete all " + db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
db.ChangeDatabase("2");//use db2
db.Deleteable<Order>().ExecuteCommand();
Console.WriteLine("---Delete all " + db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
throw new Exception();
db.CommitTran();
}
catch
{
db.RollbackTran();
Console.WriteLine("---Roll back");
db.ChangeDatabase("1");//use db1
Console.WriteLine(db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
db.ChangeDatabase("2");//use db2
Console.WriteLine(db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
}
// Example 2
Console.WriteLine("Example 2");
var result=db.UseTran(() =>
{
db.ChangeDatabase("1");//use db1
db.Deleteable<Order>().ExecuteCommand();
Console.WriteLine("---Delete all " + db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
db.ChangeDatabase("2");//use db2
db.Deleteable<Order>().ExecuteCommand();
Console.WriteLine("---Delete all " + db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
throw new Exception("");
});
if (result.IsSuccess == false) {
Console.WriteLine("---Roll back");
db.ChangeDatabase("1");//use db1
Console.WriteLine(db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
db.ChangeDatabase("2");//use db2
Console.WriteLine(db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
}
// Example 3
Console.WriteLine("Example 3");
var result2 = db.UseTranAsync(async () =>
{
db.ChangeDatabase("1");//use db1
await db.Deleteable<Order>().ExecuteCommandAsync();
Console.WriteLine("---Delete all " + db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
db.ChangeDatabase("2");//use db2
await db.Deleteable<Order>().ExecuteCommandAsync();
Console.WriteLine("---Delete all " + db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
throw new Exception("");
});
result2.Wait();
if (result2.Result.IsSuccess == false)
{
Console.WriteLine("---Roll back");
db.ChangeDatabase("1");//use sqlserver
Console.WriteLine(db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
db.ChangeDatabase("2");//use mysql
Console.WriteLine(db.CurrentConnectionConfig.DbType);
Console.WriteLine(db.Queryable<Order>().Count());
}
}
}
/// <summary>