Script to Monitor Current User Activity in the Database

Posted 2020-10-14 feiyun8616的作坊 (半个程序员and dba)

Execution Environment: SQL, SQL*Plus, iSQL*Plus Access Privileges: Requires select privileges on view V$SQLTEXT, V$SESSION and V$PROCESS. Usage: sqlplus /nolog SQL> connect sys;/<password> SQL> @sqltext Instructions: Copy the script into the file sqltext.sql and execute it from SQL*Plus connected as sys. PROOFREAD THIS SCRIPT BEFORE USING IT! Due to differences in the way text editors, e-mail packages, and operating systems handle text formatting (spaces, tabs, and carriage returns), this script may not be in an executable state when you first receive it. Check over the script to ensure that errors of this type are corrected.
Description
The script displays the text of the SQL statements of the shared cursors in the SGA and information of the sessions executing them. SQL> @sqltext Unix PID OS User Oracle Us SID SERIAL# SQL_TEXT --------- --------- --------- ----- ------- ----------------------------------- 16995 lsupport SYS 24 7 /* OracleOEM */ select value from v$sysstat order by statistic# 16999 lsupport SYS 22 6769 /* OracleOEM */ select value from v$sesstat t where sid = :1
References
Script
set pagesize 66 col c1 for a9 col c1 heading "OS User" col c2 for a9 col c2 heading "Oracle User" col b1 for a9 col b1 heading "Unix PID" col b2 for 9999 justify left col b2 heading "SID" col b3 for 99999 justify left col b3 heading "SERIAL#" col sql_text for a35 break on b1 nodup on c1 nodup on c2 nodup on b2 nodup on b3 skip 3 select c.spid b1, b.osuser c1, b.username c2, b.sid b2, b.serial# b3, a.sql_text from v$sqltext a, v$session b, v$process c where a.address = b.sql_address -- and b.status = ‘ACTIVE‘ /* YOU CAN CHOOSE THIS OPTION ONLY TO SEE -- ACTVE TRANSACTION ON THAT MOMENT */ and b.paddr = c.addr and a.hash_value = b.sql_hash_value order by c.spid,a.hash_value,a.piece /
Disclaimer
EXCEPT WHERE EXPRESSLY PROVIDED OTHERWISE, THE INFORMATION, SOFTWARE, PROVIDED ON AN "AS IS" AND "AS AVAILABLE" BASIS. ORACLE EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND, WHETHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. ORACLE MAKES NO WARRANTY THAT: (A) THE RESULTS THAT MAY BE OBTAINED FROM THE USE OF THE SOFTWARE WILL BE ACCURATE OR RELIABLE; OR (B) THE INFORMATION, OR OTHER MATERIAL OBTAINED WILL MEET YOUR EXPECTATIONS. ANY CONTENT, MATERIALS, INFORMATION OR SOFTWARE DOWNLOADED OR OTHERWISE OBTAINED IS DONE AT YOUR OWN DISCRETION AND RISK. ORACLE SHALL HAVE NO RESPONSIBILITY FOR ANY DAMAGE TO YOUR COMPUTER SYSTEM OR LOSS OF DATA THAT RESULTS FROM THE DOWNLOAD OF ANY CONTENT, MATERIALS, INFORMATION OR SOFTWARE. ORACLE RESERVES THE RIGHT TO MAKE CHANGES OR UPDATES TO THE SOFTWARE AT ANY TIME WITHOUT NOTICE.