oracle 找出两表之间重复数据
select * from ( select tb1.rollid from (select r.rollid as rollid from zh1_rool r where r.date_p >=to_date('2009-11-26 23:59:59','yyyy-mm-dd hh24:mi:ss') ) tb1
where tb1.rowid !=
(
select max(tb2.rown) from (select t.rowid as rown,t.lot_number as rollid
from inv.mtl_onhand_quantities_detail t
left join mtl_system_items_b mi
on t.inventory_item_id = mi.inventory_item_id
where mi.segment1 like '101%' and mi.organization_id = 102) tb2
where tb2.rollid=tb1.rollid
) )tb3
相关文档：
@@servername:返回运行SQL Server数据库本地服务器的名称。
@@remserver:返回登录记录中记载的远程SQL Server服务器的名称。
@@connections:返回自上次启动SQL Server以来连接或试图连接的次数，用其可让管理人员方便地了解今天所有试图连接服务器的次数。
@@cursor_rows:返回最后连接上并打开的游标中当前存在的合格 ......
declare
v_isexist number(3,0):=0;
begin
select count(1) into v_isexist from sys.all_objects where owner = 'TEST' and object_type = 'TABLE' and object_name = 'TAB1';
if v_isexist>0 ......
从在Linux上安装Oracle到投入使用才几天，碰到的问题就成百上千的。在使用客户端连接远程Oracle数据库服务器时，出现了listener refused the connection with the following error ora-12519 Listener refused the connection with the following error:ORA-12519, TNS:no appropriate service handler foundThe Connection ......
使用模糊查询：
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd");
Date startdate = sdf.parse(start_date);
Date enddate = sdf.parse(end_date);
List list = sess.createCriteria(MyTabel.class)
.add( ......
