Oracle

Create custom software image in OCI console

Introduction: A software image in Oracle Base Database Cloud Service serves as a preconfigured template containing a specific Oracle Database and Grid Infrastructure Release Update. By creating and managing software…

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ORA-14656: Cannot Drop the Parent of a Reference-Partitioned Table – Root Cause and Resolution

Introduction Partitioning is one of Oracle Database’s most powerful features for managing large tables efficiently. Among the available partitioning methods, Reference Partitioning allows a child table to inherit its partitioning…

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Debug Common Errors in SFTP-Based File Transfer Integrations

Use Case:  This integration debugging script and approach is used to analyze and resolve common runtime errors in SFTP-based file transfer services, especially during file archival (Move File) operations. It…

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Oracle Data Guard Setup in Oracle 23ai Migrating from Non-CDB (Primary) to CDB (Standby)

Introduction This document explains how to configure a normal Oracle Data Guard physical standby in Oracle Database 23ai, where the primary database is a Non-CDB and the standby database is…

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Step by Step Guide to Oracle Data Guard Broker (DGMGRL)

Introduction High availability and predictable disaster recovery are critical in any Oracle production environment. While managing Data Guard manually via SQL*Plus is possible, the number of manual steps during incidents…

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Oracle Linux OS Upgrade from 7.9 to 8.1 with Oracle 19c database (On-Prem) using LEAPP utility

Prerequisites: a. Oracle Linux 7.9 b. Oracle 19c database (should be 19.3 or higher version), Check using… SELECT target_version AS RU_VERSION FROM dba_registry_sqlpatch WHERE action = 'APPLY' ORDER BY action_time…

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Creating a Database Link in Oracle 19c Database to connect MS SQL Server using ODBC Driver

Prerequisite: 1. MS SQL Server with a SQL Authenticated User.       CREATE LOGIN Sivakumar WITH PASSWORD = 'Doyen@123', CHECK_POLICY = OFF;         SELECT name, type_desc,…

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Strengthening OCI Access Control with IAM Deny Policies

Oracle Cloud Infrastructure’s Identity and Access Management (IAM) service now supports explicit deny policies, providing administrators with the ability to explicitly block unwanted actions and enforce more precise access controls…

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Keeping OCI Logging Costs Under Control: A Practical Guide for Cloud Users

Introduction Many OCI users are noticing sudden cost increases even though their compute or storage usage hasn’t changed. In most cases, this happens because logging features like Flow Logs, DNS…

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Why Apache Iceberg Changes Everything for Enterprise Data Lakes

If you’ve been watching the data engineering space lately, you know how painful data silos and vendor lock-in have become. Oracle just rolled out something that might really shake things…

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