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Welcome to Datavail's Blog, where you can read the latest insights, tips and opinions of our experts on all things data and technology.

Category: Database Administrator

How to Solve the Oracle Error ORA-12154: TNS: could not resolve the connect identifier specified

The “ORA-12154: TNS Oracle error message is very common for database administrators. Learn how to diagnose & resolve this common issue here today.

Vijay Muthu | March 31, 2025

Cloud or On-Prem? Where Should You Deploy Your PostgreSQL Databases?

For most enterprises, cloud-managed PostgreSQL offers the best combination of scalability, security, and operational efficiency. But which cloud provider is right for you—AWS or Azure?

Phil Vacca | March 13, 2025

When & Why Enterprises Should Migrate from Oracle to PostgreSQL

Ready to explore your database modernization roadmap? Datavail’s experts are here to guide you every step of the way.

Phil Vacca | March 11, 2025
Security Dial Max

Oracle 23ai Database Security Enhancements

Discover the latest security features in Oracle 23ai, including TLS 1.3 support, SQL Firewall, and column-level auditing. Enhance your database protection and stay ahead of threats. Read more on our blog now!

Ozwen Coelho | March 4, 2025
Inspection of quality

How to Rotate a Database Encryption Certificate in SQL Server (Replacing an Expiring SQL Server Encryption Key)

Database SME Pradeep Gupta walks you through a detailed, step-by-step guide on how to rotate a database encryption certificate in SQL Server.

Pradeep Gupta | February 13, 2025

Oracle Database On-Premises to Azure Data Lake Storage for Microsoft Fabric: Real-Time Data Ingestion, Migration, and Streaming using Oracle GoldenGate

Let’s dive into using Oracle GoldenGate for the extraction of data, configuring the replication process for distributed applications/analytics, and then converting data into Json/parquet format.

Ozwen Coelho | February 11, 2025

DBA Highlights of Oracle Database 23ai

Oracle Database 23ai is the next long-term support release and offers over 300 new features.

Theresa Haisley | January 9, 2025

Tracking Elasticsearch Metrics

Elasticsearch is often used in scenarios like website search engines, logging and monitoring systems, data analysis, and more.

Satish Rakhonde | January 7, 2025

Microsoft Ignite 2024 Event Recap

Microsoft Fabric announcements at Microsoft Ignite 2024, here are the highlights from the event to help you prepare for 2025.

Tom Hoblitzell | January 2, 2025