by Mariappan Ponnusamy | Aug 18, 2026 | PostgreSQL
Vacuum is one of those PostgreSQL features that works quietly in the background until it doesn’t. When autovacuum falls behind, DBAs can start seeing table bloat, growing indexes, stale planner statistics, increasing transaction ID age, and eventually serious...
by Mariappan Ponnusamy | Jun 23, 2026 | General, PostgreSQL
Introduction Every PostgreSQL DBA spends time monitoring performance, managing backups, tuning queries, and troubleshooting replication. However, behind all these operations lies a single mechanism that makes PostgreSQL one of the most reliable database systems in the...
by Mariappan Ponnusamy | Apr 28, 2026 | General, PostgreSQL
Introduction In today’s modern applications, data is growing rapidly, often increasing day by day and even minute by minute. As a result, databases are required to handle very large volumes of data efficiently. As tables continue to grow, managing them becomes more...
by Mariappan Ponnusamy | Mar 24, 2026 | General, PostgreSQL
Introduction In recent versions of PostgreSQL, we have seen many features focused on improving performance and scalability. One such important addition in PostgreSQL 18 is UUIDv7 support.UUIDs are widely used in modern applications, especially in distributed systems...
by Mariappan Ponnusamy | Feb 24, 2026 | General, PostgreSQL
In our previous blog, we explored Async I/O in PostgreSQL 18 and how it improves scan performance by making disk access more efficient. That feature focused on reducing I/O wait time and accelerating large table scans. In this post, we’ll examine another powerful...
by Mariappan Ponnusamy | Jan 27, 2026 | General, PostgreSQL
Introduction The database world is always trying to get faster. For a long time, one of PostgreSQL’s main performance limits especially on busy systems and modern NVMe or cloud storage has been the time spent waiting for disk reads. PostgreSQL already uses the...
