sql语句 递归
select s.* from t_info t,t_info_class_relationship s where t.id=s.info_id and t.status is not null and s.class_id in(
select a.id
from T_INFO_CLASS a
start with a.parent_id=39902
connect by prior
a.id =parent_id union
select 39902 from dual)
相关文档：
1、查看当前数据库的状态
SELECT
DATABASEPROPERTY
('pubs'
,'IsFulltextEnabled'
)
2、打开FullText功能
sp_fulltext_databse
'enable'
关闭此功能
& ......
SELECT *
from Ds_WasteBook
WHERE (Ds_WasteBook_Desc IN
(SELECT Ds_WasteBook_Desc
from Ds_WasteBook
GROUP BY Ds_WasteBook_Desc
&nb ......
1). 设置当前session是否对修改的数据进行自动提交 :SET AUTO[COMMIT] {ON|OFF|IMM[EDIATE]| n}
SQL> set autocommit off
2)．在用start命令执行一个sql脚本时，是否显示脚本中正在执行的SQL语句 :SET ECHO {ON|OFF}
SQL> set echo on
3).是否显示当前sql语句查询或修改的行数
SQL> SET FEED[BACK] {6|n|O ......
SQL语句导入导出大全[收集]
正巧这两天要用到这个，上网找到一个，回来自己检测一下：
/******* 导出到excel
EXEC master..xp_cmdshell 'bcp SettleDB.dbo.shanghu out c:\temp1.xls -c -q -
S"GNETDATA/GNETDATA" -U"sa" -P""'
/*********** 导入Excel
SELECT *
from OpenDataSource( 'Microsoft.Jet.OLEDB.4.0',
......
