criteria 的语句加SQL语句一起查询
if(query.getIsScrapAlert()!=null&&query.getIsScrapAlert()==1){
//criteria.add(Expression.sql(" add_months(this_.D_RECEIVE_DATE,this_.N_DEPRECIABLE_LIFE*12)<add_months(sysdate,-3) "));
criteria.add(Expression.sql(" ((add_months(this_.D_RECEIVE_DATE, this_.N_DEPRECIABLE_LIFE * 12) between add_months(sysdate, -3) and sysdate) or (add_months(this_.D_RECEIVE_DATE, this_.N_DEPRECIABLE_LIFE * 12) < sysdate))"));
CriteriaUtil.addEq(criteria, "NTechStatus", Long.valueOf(0));
}
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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls, Grids, DBGrids, DB, ADODB,comobj, OleServer,
ExcelXP;
type
TForm1 = class(TForm)
ADOConn: TADOConnection;
& ......
/*
use master
go
if DB_ID('UserImage') is not null
drop database UserImage
create database UserImage
go
use UserImage
go
create table Images
(
Image_Name nvarchar(255) primary key,
Image_Data Image not null
)
go
create proc InsertImage
(
@Image_Name nv ......
查询 card 的记录为两次以上的 card，记录数:
select count(card), card from TableName group by card having count(card) > 1
级联更新，级联删除:
ColumnName type not null constraint FK_Name foreign key(ColumnName) references PrimaryTable(ColumnName) on update/delete cascade
自动计算列:
create tabl ......
我发现自己理解起sql语句来很困难，今天看了一本书，顿时茅塞顿开，贴出来和大家分享一下
select语句执行顺序
(7)SELECT (8)DISTINCT (10)<TOP_specification> <select_list>
(1)from <left_table>
(3) <join_t ......
经典SQL语句大全
下列语句部分是Mssql语句，不可以在access中使用。
SQL分类：
DDL—数据定义语言(CREATE，ALTER，DROP，DECLARE)
DML—数据操纵语言(SELECT，DELETE，UPDATE，INSERT)
DCL—数据控制语言(GRANT，REVOKE，COMMIT，ROLLBACK)
首先,简要介绍基础语句：
......
