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Independent, vendor-neutral notes on running Oracle reliably — RAC, Data Guard, performance tuning, OCI/Azure. Field-tested and opinionated.

Joined Joined on  Personal website https://uptimearchitect.com
Hacktoberfest 2026 Challenge: Best Use of Gemma
Best Google AI Usage
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2 Week Community Wellness Streak
1 Week Community Wellness Streak
DEV Weekend Challenge Completion
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My weather app said the sky would be clear. I taught an open model to check, then went outside

Hacktoberfest Open-Source AI Challenge Week 1: Touch Grass Submission 🌿
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My weather app said the sky would be clear. I taught an open model to check, then went outside

#devchallenge #hf26challenge #tabpfn #opensource
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10 min read

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The Migration Completed Successfully. Half the Names Are Now Question Marks.
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The Migration Completed Successfully. Half the Names Are Now Question Marks.

#oracle #database #migration #unicode
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11 min read
Your Oracle Traffic Is Readable on the Wire. Here's the Proof, and the Fix.
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Your Oracle Traffic Is Readable on the Wire. Here's the Proof, and the Fix.

#oracle #database #security #encryption
Comments
9 min read
Gemma 4 reads my parent's mail at home: 39 test letters, 9 of them real, and one calm wrong answer I engineered out

Hacktoberfest Weekend Challenge: Build for a Friend Submission 🤝
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Gemma 4 reads my parent's mail at home: 39 test letters, 9 of them real, and one calm wrong answer I engineered out

#devchallenge #weekendchallenge #hf26challenge #gemma
Comments
11 min read
ORA-00257: The Database Stopped Accepting Writes. The Archiver Is Stuck.
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ORA-00257: The Database Stopped Accepting Writes. The Archiver Is Stuck.

#oracle #database #devops #sre
Comments
12 min read
I showed 30 AI models 336 monitoring dashboards. Most of them can't tell time.

Kaggle Benchmarking Challenge Submission
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I showed 30 AI models 336 monitoring dashboards. Most of them can't tell time.

#devchallenge #kagglechallenge #machinelearning #ai
Comments
11 min read
ORA-01555 Snapshot Too Old: Reproduce It, Then Make It Impossible
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ORA-01555 Snapshot Too Old: Reproduce It, Then Make It Impossible

#oracle #database #devops #sre
Comments
10 min read
The Legacy Obituaries: every Oracle feature that didn't survive the move to Azure gets a notice

Sanity Challenge Path Two Submission
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The Legacy Obituaries: every Oracle feature that didn't survive the move to Azure gets a notice

#devchallenge #sanitychallenge #sanity #nextjs
Comments 2
7 min read
Keyword search found the facts but lost the sources: an Oracle-to-Azure agent on a Sanity graph

Sanity Challenge Path One Submission
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Keyword search found the facts but lost the sources: an Oracle-to-Azure agent on a Sanity graph

#devchallenge #sanitychallenge #sanity #ai
1
Comments
7 min read
Bind Variables: The Hard-Parse Storm That Melts Your Shared Pool
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Bind Variables: The Hard-Parse Storm That Melts Your Shared Pool

#oracle #database #performance #sql
Comments 3
11 min read
Oracle Indexes: When They Help, When They Hurt, and How to Tell
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Oracle Indexes: When They Help, When They Hurt, and How to Tell

#oracle #database #performance #sql
Comments
11 min read
Oracle Privilege Analysis: You Granted DBA. Here's What They Actually Used.
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Oracle Privilege Analysis: You Granted DBA. Here's What They Actually Used.

#oracle #database #security #leastprivilege
Comments
10 min read
Oracle Virtual Private Database: Row-Level Security You Can't Route Around
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Oracle Virtual Private Database: Row-Level Security You Can't Route Around

#oracle #database #security #vpd
Comments
12 min read
Oracle Data Pump, Done Right: A Migration You Can Prove
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Oracle Data Pump, Done Right: A Migration You Can Prove

#oracle #datapump #expdpimpdp #oraclemigration
Comments
10 min read
Oracle Partition Pruning: Read One Partition, Not the Whole Table
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Oracle Partition Pruning: Read One Partition, Not the Whole Table

#oracle #partitionpruning #partitioning #intervalpartitioning
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10 min read
Oracle Data Redaction: Mask at Read Time, Prove It Isn't Access Control
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Oracle Data Redaction: Mask at Read Time, Prove It Isn't Access Control

#oracle #dataredaction #dbmsredact #datamasking
1
Comments
12 min read
Oracle Flashback: Undo at the Database Level
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Oracle Flashback: Undo at the Database Level

#oracle #flashback #flashbackdatabase #flashbacktable
Comments
10 min read
Oracle Transparent Data Encryption: Prove the Datafile Is Unreadable
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Oracle Transparent Data Encryption: Prove the Datafile Is Unreadable

#oracle #tde #transparentdataencryption #encryptionatrest
Comments
11 min read
Oracle SQL Plan Management: Stop a Good Plan From Going Bad
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Oracle SQL Plan Management: Stop a Good Plan From Going Bad

#oracle #sqlplanmanagement #sqlplanbaselines #dbmsspm
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11 min read
Oracle Optimizer Statistics, Demystified
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Oracle Optimizer Statistics, Demystified

#oracle #optimizerstatistics #dbmsstats #extendedstatistics
Comments
12 min read
Oracle Execution Plans, Decoded: The One Number That Matters
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Oracle Execution Plans, Decoded: The One Number That Matters

#oracle #database #performance #sql
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12 min read
Oracle Unified Auditing Without the Noise
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Oracle Unified Auditing Without the Noise

#oracle #auditing #oraclesecurity #unifiedauditing
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10 min read
The Oracle Hardening Checklist That Actually Matters
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The Oracle Hardening Checklist That Actually Matters

#oracle #hardening #oraclesecurity #leastprivilege
Comments
10 min read
Okroshka, Ice-Cold: I painted a Khokhloma bowl of cold soup in pure CSS (0 lines of JS — even the interaction)

Frontend Challenge CSS Art Submission 🍲🥧
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Okroshka, Ice-Cold: I painted a Khokhloma bowl of cold soup in pure CSS (0 lines of JS — even the interaction)

#frontendchallenge #devchallenge #css
Comments
4 min read
Dear Okroshka: a love letter to a cold soup and a landing page that switches sides with zero JavaScript

Frontend Challenge Perfect Landing Submission 🍲🥧
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Dear Okroshka: a love letter to a cold soup and a landing page that switches sides with zero JavaScript

#devchallenge #frontendchallenge #webdev #javascript
Comments
3 min read
The transaction that committed in the past: how I diagnosed one bug six times in an evening

Summer Bug Smash: Smash Stories 🐛🛹
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The transaction that committed in the past: how I diagnosed one bug six times in an evening

#devchallenge #bugsmash #debugging #rust
Comments
9 min read
Zulip logged 'Successfully processed.' Your reply was already gone.

Summer Bug Smash: Clear the Lineup 🐛🛹
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Zulip logged 'Successfully processed.' Your reply was already gone.

#devchallenge #bugsmash #python #opensource
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8 min read
OCI vs Oracle Database@Azure: Where Should Your Oracle Database Live?
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OCI vs Oracle Database@Azure: Where Should Your Oracle Database Live?

#oracle #database #azure #devops
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10 min read
Oracle RMAN Recovery Runbook: Restore, Recover, Prove It
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Oracle RMAN Recovery Runbook: Restore, Recover, Prove It

#oracle #database #devops #sre
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10 min read
Your First Oracle Autonomous Database on OCI Always Free
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Your First Oracle Autonomous Database on OCI Always Free

#oracle #database #cloud #ai
Comments
7 min read
Side-Project Cemetery: I built a graveyard for your abandoned repos (and a button that brings them back)

DEV Weekend Challenge: Passion Edition Submission
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Side-Project Cemetery: I built a graveyard for your abandoned repos (and a button that brings them back)

#devchallenge #weekendchallenge
4
Comments 1
5 min read
Migrating Oracle to the Cloud: Which Method, and When
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Migrating Oracle to the Cloud: Which Method, and When

#oracle #database #cloud #devops
Comments
12 min read
ORA-00060 Deadlock: Find It, Fix It, Prevent It
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ORA-00060 Deadlock: Find It, Fix It, Prevent It

#oracle #database #sql #performance
Comments
10 min read
Oracle Patching, Demystified: CPU, RU, RUR — and What Changed in 2026
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Oracle Patching, Demystified: CPU, RU, RUR — and What Changed in 2026

#oracle #database #security #devops
Comments
12 min read
Oracle Wait Events, Decoded: The Half-Dozen
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Oracle Wait Events, Decoded: The Half-Dozen

#oracle #database #devops #performance
Comments
13 min read
Oracle Data Guard Switchover vs Failover: Which Role Transition, and When
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Oracle Data Guard Switchover vs Failover: Which Role Transition, and When

#oracle #database #dataguard #sre
Comments
7 min read
Oracle RAC Node Eviction: A Troubleshooting Checklist That Starts With "Why"
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Oracle RAC Node Eviction: A Troubleshooting Checklist That Starts With "Why"

#oracle #database #cluster #sre
Comments
9 min read
How to Read an AWR Report Without Drowning
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How to Read an AWR Report Without Drowning

#database #devops #oracle #performance
Comments
13 min read
The Oracle HA Decision Tree: RAC vs Data Guard vs Both
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The Oracle HA Decision Tree: RAC vs Data Guard vs Both

#oracle #rac #dataguard #highavailability
Comments
21 min read
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