DBA Team Lead and Oracle ACE Associate. Building database tools and helping teams manage Oracle infrastructure.
My main focus is making sure that Oracle Databases are running smoothly. That includes 24/7 monitoring of production and disaster recovery sites, pro-active work, patching and other, sometimes even mondane tasks. Those kind of services can only be provided with an ever-evolving team of professionals, which I am happy to be a part of, at [Abakus Plus d.o.o.](https://www.abakus.si).
Feb 17 · 5 min read · I was investigating an issue where there were a lot of user logins to Oracle database via listener due to misconfigured connection pool. This post explains why many logins could be a problem. Most would first think of the cost of process creation, me...
Join discussionJan 11 · 5 min read · In a previous post, I explored implementing asmfs using dbms_diskgroup.read(). Since then, asmfs (my open source GitHub project) has gained a new capability: reading files stored in Oracle ASM by directly accessing block devices. Rather than needing ...
Join discussionDec 3, 2025 · 2 min read · When recompiling invalid objects—often after patches, upgrades, or invalid dependency chains—you might call utl_recomp.recomp_serial. Since it's a serial procedure, one could reasonably expect it to avoid any parallel or background job interaction. B...
Join discussionNov 10, 2025 · 2 min read · We've just migrated one of the last databases to 19c. The main area of concern for the client was that they were using rather old embedded devices, which had 11g client libraries and connect strings baked into their firmware. Here's the list of the m...
Join discussionSep 26, 2025 · 5 min read · Today I learned that Oracle can disable the Flashback Database feature by itself automatically. Here's the reason - an excerpt from the alert log: ORA-38886: WARNING: Flashback database was disabled due to error when writing flashback database logs. ...
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