Adityanath's Database & Cloud Blog

Beyond a Single Cloud: The Oracle Cloud – Multicloud Era !!!

Published on

February 7, 2026

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Dear Readers, Good Afternoon!!! Trust you are doing well!!! Today, we will discuss one of the most widely adopted cloud strategies in today’s landscape—an approach driven by the need to avoid single-vendor lock-in while retaining the flexibility to choose services that best meet business requirements. In this context, a multicloud…
Continue reading →: Beyond a Single Cloud: The Oracle Cloud – Multicloud Era !!!

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OCI Notification Services: Turning Monitoring Signals into Action!!!

Published on

January 25, 2026

94 hits

Dear Readers, Good evening! Trust you are doing well!!! Today, I will be discussing one of the most important OCI services, “Notifications service” which forms a critical component of the OCI Observability and Management (O&M) framework. Oracle Cloud Infrastructure Notifications service is a managed messaging and alerting service that helps…
Continue reading →: OCI Notification Services: Turning Monitoring Signals into Action!!!

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ORA-00600 [kcbzib_6] while querying dba_free_space

Published on

December 13, 2025

287 hits

Dear Readers, Good evening! Trust you are doing well. Today, I’m writing about an issue we observed in an Oracle Database running version 19.27 on an OCI ExaCS environment. This database was recently cloned from a source database running on ExaCC, both using the same DBRU patchset. During the health…
Continue reading →: ORA-00600 [kcbzib_6] while querying dba_free_space

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Step-by-Step Guide: How to setup dataguard (DR) for OCI DBCS system across regions with dataguard association

Published on

November 9, 2025

480 hits

Dear Readers, In this post, I’ll walk you through the entire process on how to set up Oracle Data Guard (Disaster Recovery) for an OCI Database Cloud Service (DBCS) system across regions, using Data Guard Association — the Oracle-recommended approach for high availability and disaster recovery. Below the high-level diagram…
Continue reading →: Step-by-Step Guide: How to setup dataguard (DR) for OCI DBCS system across regions with dataguard association

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Step-by-Step Guide: Using Data Pump (EXPDP) on DBCS 23ai/26ai to Export Data directly to OCI Object Storage Bucket

Published on

October 26, 2025

569 hits

Dear Readers, As mentioned in my previous post, starting from Oracle 21c, Oracle supports exporting data directly to Object Storage. This post outlines the overall procedure to implement this feature. If you attempt this method on Oracle 19c, it will fail with the error: “ORA-39208: Parameter KU$_FILE_TYPE_URIDUMP_FILE is invalid for…
Continue reading →: Step-by-Step Guide: Using Data Pump (EXPDP) on DBCS 23ai/26ai to Export Data directly to OCI Object Storage Bucket

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How to Use Data Pump (EXPDP) on DBCS 19c to Export Data to OCI Object Storage Mounted as a Filesystem

Published on

October 21, 2025

605 hits

Dear Readers, Trust you are doing well!! Happy Diwali to all of you!! Please note that directly exporting data to Object Storage is not supported in Oracle Database 19c. This feature is available starting from Oracle Database 21c, where you can use the DBMS_CLOUD package to store credentials and perform…
Continue reading →: How to Use Data Pump (EXPDP) on DBCS 19c to Export Data to OCI Object Storage Mounted as a Filesystem

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How to Set Up RMAN Backups for a DBCS Instance Using a Private Object Storage Bucket on OCI

Published on

October 18, 2025

482 hits

Hello Readers, Trust you are doing well!!! According to Oracle documentation, Autonomous Recovery Service (ARS) — a fully managed service built on Oracle’s on-premises Zero Data Loss Recovery Appliance (ZDLRA) technology — is the recommended solution for performing database backups. ARS provides modern cybersecurity protection and ensures reliable, low-risk recovery…
Continue reading →: How to Set Up RMAN Backups for a DBCS Instance Using a Private Object Storage Bucket on OCI

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Oracle 23ai – Feature to apply non-rolling patches in a rolling manner.

Published on

September 6, 2025

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Dear Readers, Trust you are doing well!!! Today, we’ll discuss one of the most impactful features introduced in Oracle 23ai: the ability for DBAs to apply patches that were previously non-rolling on RAC databases in a rolling manner. As a DBA at heart, I see this as a game-changer. In…
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🎤Excited to Speak at Quest Oracle Community!!!

Published on

August 6, 2025

117 hits

Dear Readers, I’m thrilled to share that I’ll be speaking at the “Quest Oracle Community 2025 DBT Oracle Database August Meet-Up” — a platform that brings together Oracle professionals, users, and experts to exchange ideas and real-world experiences. Looking forward to discussing “Getting Started with Oracle 23ai: Smart Features for…
Continue reading →: 🎤Excited to Speak at Quest Oracle Community!!!

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OCYatra 2025 – See You There!

Published on

June 26, 2025

185 hits

🎤 Excited to share that I’ll be speaking at #OCYatra 2025 – one of the most vibrant community-driven events celebrating Oracle technologies and innovation! 🚀 It’s an honor to be part of this amazing lineup of speakers and connect with fellow tech enthusiasts, professionals, and community leaders. I’ll be sharing…
Continue reading →: OCYatra 2025 – See You There!

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