public static void Init()
{
Console.WriteLine("");
Console.WriteLine("#### DemoN_SplitTable Start ####");
SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
{
DbType = DbType.PostgreSQL,
ConnectionString = Config.ConnectionString,
InitKeyType = InitKeyType.Attribute,
IsAutoCloseConnection = true
});
db.Aop.OnLogExecuted = (s, p) =>
{
Console.WriteLine(s);
};
//初始化分表
db.CodeFirst.SplitTables().InitTables <OrderSpliteTest>();
Console.WriteLine();
//根据最近3个表进行查询
var list = db.Queryable <OrderSpliteTest>().Where(it => it.Pk == Guid.NewGuid())
.SplitTable(tabs => tabs.Take(3))
.Where(it => it.Time == DateTime.Now).ToOffsetPage(1, 2);
Console.WriteLine();
//根据时间选出的表进行查询
var list2 = db.Queryable <OrderSpliteTest>().SplitTable(tabs => tabs.Where(it => it.Date >= DateTime.Now.AddYears(-2))).ToList();
Console.WriteLine();
//删除数据只在最近3张表执行操作
var x = db.Deleteable <OrderSpliteTest>().Where(it => it.Pk == Guid.NewGuid()).SplitTable(tabs => tabs.Take(3)).ExecuteCommand();
Console.WriteLine();
var tableName = db.SplitHelper <OrderSpliteTest>().GetTableName(DateTime.Now.AddDays(-1));
var tableName2 = db.SplitHelper(new OrderSpliteTest()
{
Time = DateTime.Now
}).GetTableNames();
var tableName3 = db.SplitHelper(new List <OrderSpliteTest> {
new OrderSpliteTest()
{
Time = DateTime.Now
},
new OrderSpliteTest()
{
Time = DateTime.Now
},
new OrderSpliteTest()
{
Time = DateTime.Now.AddMonths(-10)
}
}).GetTableNames();
var x2 = db.Updateable <OrderSpliteTest>()
.SetColumns(it => it.Name == "a")
.Where(it => it.Pk == Guid.NewGuid())
.SplitTable(tabs => tabs.InTableNames(tableName2))
.ExecuteCommand();
Console.WriteLine();
//按日分表
var x3 = db.Insertable(new OrderSpliteTest()
{
Name = "A"
}).SplitTable().ExecuteCommand();
Console.WriteLine();
////强制分表类型
var x4 = db.Insertable(new OrderSpliteTest()
{
Name = "A", Time = DateTime.Now.AddDays(-1)
}).SplitTable().ExecuteCommand();
Console.WriteLine("#### CodeFirst end ####");
}
public static void Init()
{
Console.WriteLine("");
Console.WriteLine("#### CodeFirst Start ####");
SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
{
DbType = DbType.SqlServer,
ConnectionString = Config.ConnectionString,
InitKeyType = InitKeyType.Attribute,
IsAutoCloseConnection = true
});
db.Aop.OnLogExecuted = (s, p) =>
{
Console.WriteLine(s);
Console.WriteLine(string.Join(",", p?.Select(it => it.ParameterName + ":" + it.Value)));
};
//初始化分表
db.CodeFirst.SplitTables().InitTables <OrderSpliteTest>();
Console.WriteLine();
//根据最近3个表进行查询
var list = db.Queryable <OrderSpliteTest>()
.SplitTable(DateTime.Now.Date.AddYears(-1), DateTime.Now)
.ToList();
Console.WriteLine();
//根据时间选出的表进行查询
var list2 = db.Queryable <OrderSpliteTest>().SplitTable(tabs => tabs.Where(it => it.Date >= DateTime.Now.AddYears(-2))).ToList();
Console.WriteLine();
//删除数据只在最近3张表执行操作
var x = db.Deleteable <OrderSpliteTest>().Where(it => it.Pk == Guid.NewGuid()).SplitTable(tabs => tabs.Take(3)).ExecuteCommand();
Console.WriteLine();
var tableName = db.SplitHelper <OrderSpliteTest>().GetTableName(DateTime.Now.AddDays(-111));
var listNull = db.Queryable <OrderSpliteTest>().SplitTable(ta => ta.InTableNames(tableName)).ToList();
var tableName2 = db.SplitHelper(new OrderSpliteTest()
{
Time = DateTime.Now
}).GetTableNames();
var tableName3 = db.SplitHelper(new List <OrderSpliteTest> {
new OrderSpliteTest()
{
Time = DateTime.Now
},
new OrderSpliteTest()
{
Time = DateTime.Now
},
new OrderSpliteTest()
{
Time = DateTime.Now.AddMonths(-10)
}
}).GetTableNames();
var x2 = db.Updateable <OrderSpliteTest>()
.SetColumns(it => it.Name == "a")
.Where(it => it.Pk == Guid.NewGuid())
.SplitTable(tabs => tabs.InTableNames(tableName2))
.ExecuteCommand();
Console.WriteLine();
//按日分表
var x3 = db.Insertable(new OrderSpliteTest()
{
Name = "A"
}).SplitTable().ExecuteCommand();
Console.WriteLine();
////强制分表类型
var x4 = db.Insertable(new OrderSpliteTest()
{
Name = "A", Time = DateTime.Now.AddDays(-1)
}).SplitTable().ExecuteCommand();
//分表支持BulkCopy
db.Fastest <OrderSpliteTest>().SplitTable().BulkCopy(new List <OrderSpliteTest> {
new OrderSpliteTest()
{
Pk = Guid.NewGuid(), Name = "a", Time = DateTime.Now
},
new OrderSpliteTest()
{
Pk = Guid.NewGuid(), Name = "a", Time = DateTime.Now
},
new OrderSpliteTest()
{
Pk = Guid.NewGuid(), Name = "a", Time = DateTime.Now.AddMonths(-10)
}
});
db.Fastest <OrderSpliteTest>().SplitTable().BulkUpdate(db.Queryable <OrderSpliteTest>().SplitTable(it => it).ToList());
db.Fastest <OrderSpliteTest>().SplitTable().BulkUpdate(db.Queryable <OrderSpliteTest>().SplitTable(it => it).ToList(), new string[] { "pk" }, new string[] { "name" });
Console.WriteLine("#### CodeFirst end ####");
}
