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About me...

Hi,
my name is Ulfet Tanriverdiyev.
I live and work in Baku, Azerbaijan and I am Oracle Certified Professional.
I started to work with Oracle products especially Oracle databases from 2005 years. After reading/using my friends (Mohamed Azar, Aychin Gasimov and Teymur Hajiyev etc blog post), I decided to create my own blog post and share my experience knowledge.


Brief Info
:
Date of Birth : 30 December 1981
Place of Birth : Baku, Azerbaijan

Email address - me[at]ulfet.info; ulfet.tanriverdiyev[at]outlook.com
Skype - ulfet.tanriverdiyev

Languages
English – Intermediate
Russian – Intermediate
Turkish – Upper Intermediate
Azeri – Native Language

Certifications
I’m Oracle Certified Professional (10g OCP)

Completed Courses :

08.06.2005 : Oracle University (Moscow, Russia), Oracle Database 9i Administration Workshop 1

02.09.2007 : Oracle University (Istanbul, Turkey), Oracle Database 10g PL/SQL Program Unit

18.11.2007 : Oracle University (Istanbul, Turkey), Oracle Database 10g: SQL Turning Workshop

21.09.2008 : Oracle University (Sacramento, USA), Oracle Database 10g Implement Streams

05.10.2009 : Oracle University (Baku, Azerbaijan), Oracle Database 10g: Advanced PLSQL

18.10.2009 : Oracle University (Moscow, Russia), Oracle Database 10g: Performance Tuning

20.12.2010 : Softline (Baku, Azerbaijan), Shell Programming for System Administrators (SA-245)

22-23.03.2011 : Bilginc Akademy (Istanbul, Turkey), Jonathan`s Lewis seminar : Writing Optimal SQL. Troubleshooting & Tuning

09.02.2012 : 
(Istanbul, Turkey), Tom Kayte seminar "TROUG day of Real World Performance"

10.06.2013 : Oracle University, Softline (Baku, Azerbaijan), Oracle Database 11g: Advanced PLSQL

Education :
1999-2004 : Qafqaz University, Bachelor degree, Department of Computer Engineering.
2004-2006 : Qafqaz University, Master Degree, Department of Computer Engineering.

Job :
2013 - present : Bank Technique, Database Administrator

Popular posts from this blog

Fix ORA-01139: RESETLOGS option only valid after an incomplete database recovery

While shutting down my TEST database process was hanged. Then I had to use shutdown abort. But when I wanted to start database it did not open. SQL> select name from v$database; NAME --------- TEST SQL> shut abort; ORACLE instance shut down. SQL> startup mount ORACLE instance started. Total System Global Area 6597406720 bytes Fixed Size 2265664 bytes Variable Size 3204451776 bytes Database Buffers 3372220416 bytes Redo Buffers 18468864 bytes Database mounted. SQL> alter database open; alter database open * ERROR at line 1: ORA-03113: end-of-file on communication channel Process ID: 6552 Session ID: 191 Serial number: 3  What`s wrong?  SQL> alter database open resetlogs; ERROR:    ORA-03114: not connected to ORACLE    SQL> exit Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Pr...

Fix: ORA-13639: The current operation was interrupted because it timed out.

Sometimes SQL Tuning Advisor interrupts cause time limit took more than defined. You have to analyze it or increase value. Here you can see increasing of value. Example result of sql select                  execution_name, advisor_name,                  to_char(execution_start,'dd-mon-yy hh:mi:ss') execution_start,                  to_char(execution_end,'dd-mon-yy hh:mi:ss') execution_end, status,error_message from dba_advisor_executions where task_name = 'SYS_AUTO_SQL_TUNING_TASK' order by execution_start; Check value of TIME_LIMIT`s parameter : SQL> column parameter_value for A35 SQL> select parameter_name, parameter_value from dba_advisor_parameters where task_name = 'SYS_AUTO_SQL_TUNING_TASK' and parameter_name in ('TIME_LIMIT', 'DEFAULT_EXECUTION_TYP...

How to fix ORA-26040: Data block was loaded using the NOLOGGING option

Today I faced with new ORA error. After solving I want to share this experience with yours. So, today 5`th datafile of my database was corrupted (/u01/app/oracle/oradata/ulfet_db/example01.dbf). After recover via RMAN I saw strange error. RMAN> recover datafile 5 block 443; Starting recover at 24-MAR-13 using channel ORA_DISK_1 channel ORA_DISK_1: restoring block(s) channel ORA_DISK_1: specifying block(s) to restore from backup set restoring blocks of datafile 00005 channel ORA_DISK_1: reading from backup piece /u01/app/oracle/flash_recovery_area/ULFET_DB/backupset/2013_03_24/o1_mf_nnndf_TAG20130324T223233_8nykp220_.bkp channel ORA_DISK_1: piece handle=/u01/app/oracle/flash_recovery_area/ULFET_DB/backupset/2013_03_24/o1_mf_nnndf_TAG20130324T223233_8nykp220_.bkp tag=TAG20130324T223233 channel ORA_DISK_1: restored block(s) from backup piece 1 channel ORA_DISK_1: block restore complete, elapsed time: 00:00:03 starting media recovery media recovery complete, elapsed ti...