do echo "###`date '+%F %H:%M:%S'`" >> /app/monitor/diskmoni$(date "+%Y%m%d").log sar -d -p 1 10 >> /app/monitor/diskmoni$(date "+%Y%m%d").log done 4. 其他时间点的慢SQL分析 在slow.log中还有一些时间点也出现了大量的慢SQL,这...
查看/u01/app/oracle/diag/rdbms/xxxxxxx/xxxxxxx1/trace/xxxxxxx1_ora_26860.trc文件可以看到本质上的copy就是先创建表,然后insert数据。 PARSINGINCURSOR#140737295807136len=40dep=0uid=58oct=1lid=58tim=1643253675363545hv=543733619ad='98333d5c0'sqlid='7bqp838h6jdvm'CREATETABLECOPY("NAME"ENDOFSTMT ......
I'm using a CalendarView directly, not a DatePicker, b/c its being used as a drop-down/pop-up style dialog where space is factor ( the user clicks a button located to the right of date field, and the ... linux 认识及常用命令 ...
CREATE TABLE orders ( order_id number(5), quantity number(4), cost_per_item number(6,2), total_cost number(8,2), create_date date, created_by varchar2(10) ); We could then use the CREATE TRIGGER statement to create an BEFORE INSERT trigger as follows: TIP: When using SQLPlus, you...
Sort by date Sort by votes Apr 19, 2002 #2 yaffle MIS Sep 15, 1999 127 US If your source and target tables are in the same database instance, instead of using a values clause you should be able to do something like:[tt] insert into target_tab (col_a, col_b, col_c) selec...
l_date date default sysdate; begin while (l_date < l_stop) loop insert into test (x) values (sysdate) returning x into l_date; commit; end loop; end; / exec perfstat.statspack.snap; declare l_job number; begin for i in 1 .. 5 ...
1安装oracle client 2 add new service (写客户端tnsname.ora文件) 配置实例名,ip,端口号 3 用sqlplus访问数据库 清除NULL是什么意思,不显示,还是用什么内容替换? 如果是不显示,那么只能是不显示存在null的行,如果是替换那么可以用nvl函数,如果是sqlserver那么函数好像是nullif(sqlserver没怎么用过,具体的函数不是...