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Update demo

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This commit is contained in:
sunkaixuan 2023-08-08 19:03:31 +08:00
parent d6cb644a07
commit da1c86f02e
1 changed files with 38 additions and 29 deletions
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67
Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
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@ -29,7 +29,7 @@ namespace OrmTest
}
}
});
//建库
db.DbMaintenance.CreateDatabase();
@ -38,26 +38,56 @@ namespace OrmTest
//创建子表
db.Ado.ExecuteCommand(@"create table IF NOT EXISTS MyTable02 using St01 tags('California.SanFrancisco',1)");
//查询子表
var dt = db.Ado.GetDataTable("select * from MyTable02 ");
//插入子表
//插入单条子表
db.Insertable(new MyTable02()
{
ts = DateTime.Now,
current = Convert.ToSingle(1.1),
groupId = 1,
isdelete=true,
name="haha",
isdelete = true,
name = "haha",
location = "aa",
phase = Convert.ToSingle(1.1),
phase = Convert.ToSingle(1.2),
voltage = 11
}).ExecuteCommand();
db.Insertable(new List<MyTable02>() {
//批量插入子表
db.Insertable(GetInsertDatas()).ExecuteCommand();
//查询子表(主表字段也能查出来)
var list = db.Queryable<MyTable02>().OrderBy(it => it.ts).ToList();
//条件查询
var list2 = db.Queryable<MyTable02>().Where(it => it.name== "测试2").ToList();
var list22 = db.Queryable<MyTable02>().Where(it => it.voltage == 222).ToList();
var list222 = db.Queryable<MyTable02>().Where(it => it.phase == 1.2).ToList();
var list2222 = db.Queryable<MyTable02>().Where(it => it.isdelete==true).ToList();
//模糊查询
var list3 = db.Queryable<MyTable02>().Where(it => it.name.Contains("a")).ToList();
//分页
var Count = 0;
var list4 = db.Queryable<MyTable02>().Where(it => it.voltage == 111)
.ToPageList(1, 2, ref Count);
//删除子表
var ts = list.First().ts;
var de = DateTime.Now.AddYears(-1);
var count = db.Deleteable<MyTable02>().Where(it => it.ts > de).ExecuteCommand();
}
private static List<MyTable02> GetInsertDatas()
{
return new List<MyTable02>() {
new MyTable02()
{
ts = DateTime.Now.AddDays(-1),
@ -91,28 +121,7 @@ namespace OrmTest
phase = Convert.ToSingle(1.1),
voltage = 111
}
}).ExecuteCommand();
//查询子表(主表字段也能查出来)
var list = db.Queryable<MyTable02>().OrderBy(it=>it.ts).ToList();
//条件查询
var list2 = db.Queryable<MyTable02>().Where(it=>it.voltage==111).ToList();
//模糊查询
var list3 = db.Queryable<MyTable02>().Where(it => it.name.Contains("a")).ToList();
//分页
var list4 = db.Queryable<MyTable02>().Where(it => it.voltage == 111)
.ToPageList(1,2);
//删除子表
var ts = list.First().ts;
var de = DateTime.Now.AddYears(-1);
var count=db.Deleteable<MyTable02>().Where(it=>it.ts>de).ExecuteCommand();
};
}
public class MyTable02