Uninstall SQLT or Drop SQLT ( SQLTXPLAIN ) in Oracle

Hi,

I will explain how to uninstall SQLT or Drop SQLT ( SQLTXPLAIN ) in Oracle.

 

 

 

Uninstall SQLT ( SQLTXPLAIN )

When you use SQLT ( SQLTXPLAIN ) tool, sometimes you may need to uninstall or drop it.

 

Before this post, If you want to learn how to install SQLT ( SQLTXPLAIN ) tool, you can read the following post.

Oracle SQLTXPLAIN (SQLT) Tips and Tricks | Oracle Database Performance Tuning Tutorial -18

 

Drop / Uninstall  SQLT ( SQLTXPLAIN )

If you want to uninstall the SQLT, then go to install directory and run the sqdrop.sql script.

 

Run sqdrop.sql script

Go to $SQLT_HOME/sqlt/install directory and run the sqdrop.sql as follows.

 

[[email protected] install]$ pwd
/home/oracle/sqlt/install
[[email protected] install]$ ls -ltr sqdrop*
-rw-r--r-- 1 oracle oinstall 1365 Oct 30 2014 sqdrop.sql

 

Run this sql as follows, it will uninstall / drop the SQLT tool.

[[email protected] install]$

[[email protected] install]$ sqlplus / as sysdba

SQL> @sqdrop.sql 
output:

SQL> @sqdrop.sql

PL/SQL procedure successfully completed.

... uninstalling SQLT, please wait
TADOBJ completed.

PL/SQL procedure successfully completed.


SQDOLD completed. Ignore errors from this script

PL/SQL procedure successfully completed.


SQDOBJ completed. Ignore errors from this script

PL/SQL procedure successfully completed.

SQL>
SQL> DECLARE
2 my_count INTEGER;
3
4 BEGIN
5 SELECT COUNT(*)
6 INTO my_count
7 FROM sys.dba_users
8 WHERE username = 'TRCADMIN'; <---
9
10 IF my_count = 0 THEN
11 BEGIN
12 EXECUTE IMMEDIATE 'DROP PROCEDURE sys.sqlt$_trca$_dir_set';
13 EXCEPTION
14 WHEN OTHERS THEN
15 DBMS_OUTPUT.PUT_LINE('Cannot drop procedure sys.sqlt$_trca$_dir_set. '||SQLERRM);
16 END;
17
18 FOR i IN (SELECT directory_name
19 FROM sys.dba_directories
20 WHERE directory_name IN ('SQLT$UDUMP', 'SQLT$BDUMP', 'SQLT$STAGE', 'TRCA$INPUT1', 'TRCA$INPUT2', 'TRCA$STAGE'))
21 LOOP
22 BEGIN
23 EXECUTE IMMEDIATE 'DROP DIRECTORY '||i.directory_name;
24 DBMS_OUTPUT.PUT_LINE('Dropped directory '||i.directory_name||'.');
25 EXCEPTION
26 WHEN OTHERS THEN
27 DBMS_OUTPUT.PUT_LINE('Cannot drop directory '||i.directory_name||'. '||SQLERRM);
28 END;
29 END LOOP;
30 END IF;
31 END;
32 /
Dropped directory TRCA$INPUT2.
Dropped directory TRCA$INPUT1.
Dropped directory SQLT$BDUMP.
Dropped directory SQLT$UDUMP.
Dropped directory TRCA$STAGE.
Dropped directory SQLT$STAGE.

PL/SQL procedure successfully completed.

SQL>
SQL> WHENEVER SQLERROR CONTINUE;
SQL>
SQL> PAU About to DROP users &&tool_repository_schema. and &&tool_administer_schema.. Press RETURN to continue.
About to DROP users SQLTXPLAIN and SQLTXADMIN. Press RETURN to continue.

SQL>
SQL> DROP USER &&tool_administer_schema. CASCADE;
old 1: DROP USER &&tool_administer_schema. CASCADE
new 1: DROP USER SQLTXADMIN CASCADE <---

User dropped.

SQL> DROP USER &&tool_repository_schema. CASCADE;
old 1: DROP USER &&tool_repository_schema. CASCADE
new 1: DROP USER SQLTXPLAIN CASCADE <---

User dropped.

SQL> DROP ROLE &&role_name.;
old 1: DROP ROLE &&role_name.
new 1: DROP ROLE SQLT_USER_ROLE <---

Role dropped.

SQL>
SQL> SET ECHO OFF;

SQDUSR completed.

SQDROP completed.
SQL>

 

If you want to learn more details about SQLT and SQLT examples, read the following post.

Performance Tuning with SQLTXPLAIN (SQLT) with Examples in Oracle | Oracle Database Performance Tuning Tutorial -19

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About Mehmet Salih Deveci

I am Founder of SysDBASoft IT and IT Tutorial and Certified Expert about Oracle & SQL Server database, Goldengate, Exadata Machine, Oracle Database Appliance administrator with 10+years experience.I have OCA, OCP, OCE RAC Expert Certificates I have worked 100+ Banking, Insurance, Finance, Telco and etc. clients as a Consultant, Insource or Outsource.I have done 200+ Operations in this clients such as Exadata Installation & PoC & Migration & Upgrade, Oracle & SQL Server Database Upgrade, Oracle RAC Installation, SQL Server AlwaysOn Installation, Database Migration, Disaster Recovery, Backup Restore, Performance Tuning, Periodic Healthchecks.I have done 2000+ Table replication with Goldengate or SQL Server Replication tool for DWH Databases in many clients.If you need Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS Consultancy and Training you can send my email adress [email protected].-                                                                                                                                                                                                                                                 -Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS ve linux Danışmanlık ve Eğitim için  [email protected] a mail atabilirsiniz.

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