You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
86 lines
3.2 KiB
86 lines
3.2 KiB
using SqlSugar;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace OrmTest
|
|
{
|
|
public class DemoN_SplitTable
|
|
{
|
|
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 ####");
|
|
}
|
|
|
|
[SplitTable(SplitType.Day)]
|
|
[SqlSugar.SugarTable("Taxxx0101_{year}{month}{day}")]
|
|
public class OrderSpliteTest
|
|
{
|
|
[SugarColumn(IsPrimaryKey =true)]
|
|
public Guid Pk{ get; set; }
|
|
public string Name { get; set; }
|
|
[SugarColumn(IsNullable =true)]
|
|
[SplitField]
|
|
public DateTime Time { get; set; }
|
|
}
|
|
}
|
|
}
|
|
|