用SHELL的循环批量执行SQL语句
--ksh下的一个WHILE 循环的例子
integer i=1
while ((i<67))
do
pirnt $i
i=i+1
done
--ksh 下一个FOR循环的例子
for i in `cat listdate.txt`
do
echo "执行 $i "
done
--- date.pl 用于生成一个时间段文件
#!/usr/local/bin/perl
use DBI;
if($#ARGV<1)
{
die "USAGE:date.pl <startdate> <enddate> \n";
return(0);
}
$rundate1=$ARGV[0];
$rundate2=$ARGV[1];
$dbh=DBI->connect('dbi:Oracle:host=192.xx.xx.2;sid=ora7','report/system','')||
die('cann\'t connect to database');
$date=$dbh->prepare("select cal_date from calendar where cal_date between to_date(?,'yyyymmdd') and to_date(?,'yyyymmdd')");
$date->bind_param( 1, $rundate1);
$date->bind_param( 2, $rundate2);
$date->execute;
while (@row = $date->fetchrow_array)
{
printf("$row[0]\n");
}
$dbh->disconnect;
---实例 批处理执行一段时间 每天 要执行的程序
date.pl 20100101 20100307 > listdate.txt
for i in `cat listdate.txt`
do
echo "执行 $i "
sqlplus cust/cust @cust_get_jf_md2010.sql $i
done
相关文档:
SQL语句复制表的方法
(2009-08-29 13:41:54)
标签:
sql
分类:计算机知识
如果目的表已经存在:
insert into DATAHR.DBO.GBITEM
select * from DEMO.DBO.GBITEM
如果目的表不存在:
select * into DATAHR.DBO.GBITEM
from DEMO.DBO.GBITEM
跨库导入
select * into [zk_news].[dbo].[News1] from [zk_media].[ ......
Student(S#,Sname,Sage,Ssex) 学生表
Course(C#,Cname,T#) 课程表
SC(S#,C#,score) 成绩表
Teacher(T#,Tname) 教师表
问题:
1、查询“001”课程比“002”课程成绩高的所有学生的学号;
select a.S# from (select s#,score from SC where C#='001') a,(select s#,score
fr ......
T-SQL Script
Output format
SELECT CONVERT(VARCHAR(100), GETDATE(), 0)
03 6 2010 4:19PM
SELECT CONVERT(VARCHAR(100), GETDATE(), 1)
03/06/10
SELECT CONVERT(VARCHAR(100), GETDATE(), 2)
10.03.06
SELECT CONVERT(VARCHAR(100), GETDATE(), 3)
06/03/10
SELECT CONVERT(VA ......
sql server 临时表的使用 以及给临时表插入主键列
--某时间段内某组服务器的消费排行
CREATE PROCEDURE biling_order_consume
@begin_date datetime,
@end_date datetime
AS
select identity(int,1,1) as ID,charge_credit into #tmp from crm_biling
where @begin_date <= convert(datetime,convert( ......
语法:
CREATE [索引类型] INDEX 索引名称
ON 表名(列名)
WITH FILLFACTOR = 填充因子值0~100
GO
/*实例*/
USE 库名
GO
IF EXISTS
(SELECT * from SYSINDEXES WHERE NAME='IX_TEST_TNAME')--检测是否已经存在IX_TEST_TNAME索引
DROP INDEX
TEST.IX_TEST_TNAME--如果存在则删除
--创建索引
CREATE NONCLUSTER ......