My PL/SQL practice 8/2/10
SQLPlus :http://www.orafaq.com/wiki/SQL*Plus_FAQ
http://download.oracle.com/docs/cd/B19306_01/appdev.102/b14261/sqloperations.htm
1. Transfer values from a sql scripts:
CNT=`sqlplus -s username/password1@dbname @getUVQuery_NULLCNT`;
Note : Remeber to use option "-s" (-s or -silent -- start sqlplus in silent mode. Not recommended for beginners!)
if not use "-s" , will return something as below :
SQL*Plus: Release 10.2.0.3.0 - Production on Tue Feb 9 11:03:08 2010
Copyright (c) 1982, 2006, Oracle. All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
0
Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
2.getUVQuery_NULLCNT.sql
set term off
column cnt noprint new_value total
SELECT count(inquiry_id) cnt
from inquire_all_current a
WHERE FORM_COMPLETE_STATUS = 'Y'
and ITEM_POPULATE_STATUS = 'N'
and expand_type='uvall'
and uv_query is null
ORDER BY INQUIRY_ID ASC;
set term on
prompt &total
exit
3. Define cursor and use cursor:
DECLARE
CURSOR cur IS
SELECT inquiry_id
from inquire_all_current a
WHERE FORM_COMPLETE
相关文档:
Last login: Mon Feb 8 14:13:19 2010 from 192.168.1.249
ipnet
-bash-3.00$
-bash-3.00$ ipnet
-bash: ipnet: command not found
-bash-3.00$ su - oracle
Password:
eastcsu: incorrect password
-bash-3.00$ eastcom
-bash: eastcom: command not found
-bash-3.00$ su - oracle
Password:
[oracl ......
具体实现如下:
SQL> select count(*) from v$session #连接数
SQL> Select count(*) from v$session where status='ACTIVE' #并发连接数
SQL> show parameter processes #最大连接
SQL> alter system set processes = value scope = spfile;重启数据库 #修改连接 ......
MS SQL 2005 32/64位下载
thunder://QUFmdHA6Ly9TaGFyZToxNjQzQHd3dy5zb293ZWIubmV0L1NoYXJlL1NlcnZlci9NaWNyb3NvZnQlMjBTUUwlMjBTZXJ2ZXIlMjAyMDA1L1NRTC4yMDA1LmFsbC5jaHMuaXNvWlo=
Microsoft SQL Server 2005 CHN 32位 CD1
ed2k://|file|%5B%E5%BE%AE%E8%BD%AFSQL%E6%9C%8D%E5%8A%A1%E5%99%A82005%E7%AE%80%E4%BD%93% ......
用Java连接SQL Server2000数据库有多种方法,下面介绍其中最常用的两种(通过JDBC驱动连接数据库)。
1. 通过Microsoft的JDBC驱动连接。此JDBC驱动共有三个文件,分别是mssqlserver.jar、msutil.jar和msbase.jar,可以到微软的网站去下载(http://www.microsoft.com/downloads/details.aspx?FamilyId=07287B11-0502-461A- ......
表中主键必须为标识列,[ID] int IDENTITY (1,1)
1.分页方案一:(利用Not In和SELECT TOP分页)
语句形式:
SELECT TOP 页记录数量 *
from 表名
WHERE (ID NOT IN
(SELECT TOP (每页行数*(页数-1)) ID
from 表名
ORDER BY ID))
ORDER BY ID
//自己还可以加上一些查 ......