Tag Archives: SQL Tuning

PostgreSQL

PostgreSQL DBA Step by Step Learning

#PostgreSQL DBA Topics
1How to Install PostgreSQL ON Linux?
2How to Install PostgreSQL on Linux 7 using source code?
3How to START/STOP PostgreSQL ON Linux?
4How to Create Database in PostgreSQL?
5PostgreSQL User Management
6PostgreSQL pg_hba.conf Guide
7PostgreSQL Change Data Directory
8Understanding WAL Files in PostgreSQL – For Oracle DBAs
9Change PostgreSQL WAL Directory Path (pg_wal)
10Enable Archive Mode in PostgreSQL 17
11How to Disable ARCHIVELOG Mode
12PostgreSQL Tablespace Management
13PostgreSQL pg_dump and pg_restore Guide
14PostgreSQL Backup and Restore Using pg_dumpall and psql
15pg_basebackup – Backup, Restore, and Recovery
16Backup & Restore PostgreSQL DB Cluster to Another Host (No Archive Mode)
17Backup & Restore PostgreSQL DB Cluster on Same Host
18Restore PostgreSQL to New Host using pg_basebackup + WAL Archives
19PostgreSQL PITR – Point in Time Recovery
20Configure Streaming Replication in PostgreSQL
21Manual Failover in PostgreSQL Streaming Replication
22Convert Asynchronous Replication to Synchronous Replication

 

Thank you,
Rajasekhar Amudala
Email: br8dba@gmail.com
Linkedin: https://www.linkedin.com/in/rajasekhar-amudala/

Training

br8dba.com — Senior Database Professional

DBA Training & Mentoring Oracle · PostgreSQL · SQL Server

Practical, hands-on training designed for real-world production environments. Learn from a Senior DBA with years of industry experience.

🎓 Technical Trainer 🌐 Founder of BrightDBA ⚡ Real-World DBA Skills 🆓 Free PostgreSQL Training in Telugu

I am a Senior Database Professional, Trainer, and Consultant with extensive hands-on experience in Oracle, SQL Server, and PostgreSQL. I strongly believe that real-world DBA skills come from practical exposure — not just theory. My goal: to make complex database concepts easy, practical, and directly usable in real jobs.

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Free PostgreSQL DBA Training in Telugu

తెలుగులో నేర్చుకోండి · 4 Weeks · Online · Beginner Friendly · 100% Free

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What I Teach

Oracle DBA — Single Instance, RAC, Exadata & Performance Tuning
PostgreSQL Administration — Installation to Advanced Tuning
SQL Server Administration & Always On Availability Groups
High Availability & Disaster Recovery (HA/DR) Design
DBA Mentoring, Documentation & Hands-on Labs
Linux, Storage & Networking fundamentals for DBAs
🌐

BrightDBA — Practical Learning for Real DBAs

A learning platform created to help DBAs and IT professionals gain practical, step-by-step, industry-ready skills through clear documentation and real-world scenarios.

📝 Detailed Articles

DBA articles & technical guides

🎯 Step-by-Step Training

Hands-on production-ready content

🤝 Community Support

WhatsApp group & peer learning

🚀 Real Challenges

Prepare for production problems

🧠

My Training Approach

💡 Hands-on first, theory next
🔧 Real problems with practical solutions
📄 Clean documentation with repeatable steps
⚡ Focus on performance, stability & reliability
🗄️

Technologies I Work With

🔴 Oracle

11g, 12c, 19c, RAC, Exadata

🐘 PostgreSQL

Installation, Configuration, WAL, Replication, Performance Tuning

🪟 SQL Server

Always On AG, HA/DR, Performance Tuning

⚙️ Infrastructure

Linux, Storage, Networking, Cloud & Hybrid DBA

🤝 Let's Connect

You're in the right place if you are:

📚 Looking to learn DBA skills practically 🎯 Beginner wanting to start from zero 📖 Searching for clear DBA documentation 🚀 Aiming to grow as a database professional
🎖️

Oracle Certifications

Oracle 10g OCA
Oracle 10g OCP
Oracle 11g OCP
Oracle 12c
RAC 10g
RAC 11g
12c RAC
GoldenGate 10g
GoldenGate 12c
Exadata 11g

PSQL

PostgreSQL DBA Step by Step Learning

#PostgreSQL DBA Topics
1How to Install PostgreSQL ON Linux?
2How to Install PostgreSQL on Linux 7 using source code?
3How to START/STOP PostgreSQL ON Linux?
4How to Create Database in PostgreSQL?
5PostgreSQL User Management
6PostgreSQL pg_hba.conf Guide
7PostgreSQL Change Data Directory
8Understanding WAL Files in PostgreSQL – For Oracle DBAs
9Change PostgreSQL WAL Directory Path (pg_wal)
10Enable Archive Mode in PostgreSQL 17
11How to Disable ARCHIVELOG Mode
12PostgreSQL Tablespace Management
13PostgreSQL pg_dump and pg_restore Guide
14PostgreSQL Backup and Restore Using pg_dumpall and psql
15pg_basebackup – Backup, Restore, and Recovery
16Backup & Restore PostgreSQL DB Cluster to Another Host (No Archive Mode)
17Backup & Restore PostgreSQL DB Cluster on Same Host
18Restore PostgreSQL to New Host using pg_basebackup + WAL Archives
19PostgreSQL PITR – Point in Time Recovery
20Configure Streaming Replication in PostgreSQL
21Manual Failover in PostgreSQL Streaming Replication
22Convert Asynchronous Replication to Synchronous Replication

 

Thank you,
Rajasekhar Amudala
Email: br8dba@gmail.com
Linkedin: https://www.linkedin.com/in/rajasekhar-amudala/