Rene Antunez

101 Series of Oracle in Google Cloud - Part I : Building ASM and Database

Introduction to Oracle on Google Cloud About a year ago, I worked on a project with some amazing teammates (Simon Pane ...

Silent Rollback From an Out-of-Place Patching For Oracle 19c GI

My last post dealt with -->

My last post dealt with how to do an out-of-place patching for Oracle GI (Grid Infrastructure). The next thing I wanted ...

OPatchAuto Bug on 19.3 GI/RDBMS When Patching to 19.6

Background

The other day I was doing a fresh install of Oracle 19.3. I ...

Background The other day I was doing a fresh install of Oracle 19.3. I was using the binaries from edelivery, doing ...

ORA-30926 while using impdp over a database link

Background The other day I was doing an import using impdp in 12.1.0.2, and received the following error:'ORA-30926: ...

Resolving Error ORA-28353: Failed to Open Wallet

Troubleshooting TDE wallet failures after october 2018 patching

Full ...

Troubleshooting TDE wallet failures after october 2018 patching Full disclosure: this is a post I've had in draft mode ...

Overcoming ORA-01722 Error While Doing an Upgrade With Different DST Versions

This will be a short entry, but hopefully, it will help if you face the error "ORA-01722: ...

This will be a short entry, but hopefully, it will help if you face the error "ORA-01722: invalid number" while doing ...

While Upgrading from GI 12c to 19c, +asm1(19c) Cannot Detect +asm2(12c)

A few weeks ago, I was working on a GI upgrade from 12.2 to 19.6. After running ...

A few weeks ago, I was working on a GI upgrade from 12.2 to 19.6. After running the upgrade on Node 1, an issue ...

Silent Out-of-Place Patching For Oracle 19c GI

Troubleshooting OCI automatic backups

I am going through a process of ...

Troubleshooting OCI automatic backups I am going through a process of patching an Oracle Grid Infrastructure (GI) from ...

TNS-12564 Errors and the Importance of LOCAL_LISTENER During a Data Guard Switchover

A couple of weeks ago a client of mine had a situation where a Data Guard (DG) ...

A couple of weeks ago a client of mine had a situation where a Data Guard (DG) switchover that should have taken five ...

How I Finished a Recovery From an Active Duplicate After Facing Errors ORA-19909 and ORA-01110

The other day I was doing a database cloning in 11.2.0.4 from an active duplicate, ...

The other day I was doing a database cloning in 11.2.0.4 from an active duplicate, and got the following error: ...

Creating a Physical Standby with RMAN Active Duplicate in 11.2.0.3

Creating a physical standby database is a fundamental skill for any DBA, but tutorials often skip over the "why" or ...

How to Fix a Target with a Pending Status in OEM 12cR2

The other day we had a situation with an OEM 12cR2. We performed maintenance in a 2-node cluster and both instances ...

Converting Oracle Enterprise Manager Management Service (OMS) Repository from Legacy Non-CDB to CDB Architecture

The other day I was given the task of converting a single instance Oracle ...

The other day I was given the task of converting a single instance Oracle Enterprise Manager Management Service (OMS) ...

Automatic Flashback Of Standby Database in Oracle 19c

Oracle 19c Data Guard introduced a very cool feature — you can now automatically ...

Oracle 19c Data Guard introduced a very cool feature — you can now automatically flashback your standby if you ...

How I Finished a GI OOP Patching From 19.6 to 19.8 After Facing cluutil: No Such File or Directory and clsrsc-740 Errors

This past weekend I was doing a production grid infrastructure (GI) out-of-place ...

This past weekend I was doing a production grid infrastructure (GI) out-of-place patching (OOP) from 19.6 to 19.8 for a ...

EM 13c: Patching Oracle Enterprise Manager With Release 4 Update 6 (13.4.0.6)

This week I had the opportunity to patch Oracle Enterprise Manager (EM) 13c with ...

This week I had the opportunity to patch Oracle Enterprise Manager (EM) 13c with Release 4, Update 6: RU6 (13.4.0.6). I ...

EM12c : Login to GUI with the correct password causes authentication failure

Troubleshooting an EM12c Login "Authentication Failed" Error So the other day I was trying to log in to my EM12c R4 ...

How to Fix the Status of the Oracle GI CRS After a Failed Upgrade

Editor's Note: Because our bloggers have lots of useful tips, every now and then we update ...