by revathisreem | Mar 31, 2026 | Databases, General, KnowledgeBase, MySQL
Modern production systems require databases to remain available 24/7. Even short service interruptions can lead to revenue loss, degraded user experience, and loss of customer trust. At the same time, applications continuously evolve. Schema changes such as adding...
by revathisreem | Mar 17, 2026 | Databases, General, KnowledgeBase
Database outages in production environments rarely occur because the database engine itself fails. In most cases, outages happen due to operational risks such as schema changes on large tables, sudden connection spikes, replication lag, or accidental data...
by revathisreem | Feb 17, 2026 | Databases, General, KnowledgeBase, MongoDB
If you’ve worked with MongoDB long enough, you’ve probably used TTL indexes at least once. And if you’ve worked in production long enough, you’ve probably seen them surprise someone. TTL (Time-To-Live) indexes are one of those features that look simple: “Create an...
by Nagarajan Ponnusamy | Feb 10, 2026 | Databases, KnowledgeBase, MySQL
Many teams face this frustrating cycle: MySQL is slow → DBA tunes it → performance improves →A few weeks later → MySQL is slow again. If you are a DBA or developer, this situation probably feels very familiar. The biggest misunderstanding is this:MySQL performance...
by revathisreem | Jan 20, 2026 | Databases, KnowledgeBase, MongoDB
If you have run MongoDB in production long enough, you learn a hard truth: Data loss is not hypothetical. It is inevitable. It does not matter whether you operate on-prod or in the cloud, self-managed or Atlas. Disks fail. Regions go dark. Automation scripts misfire....
by Nagarajan Ponnusamy | Jan 13, 2026 | Databases, KnowledgeBase
If you’re a DBA who has spent years with MySQL or PostgreSQL, trying out a new database usually brings mixed feelings. Curiosity, yes — but also hesitation. I went through the same phase with TiDB. Before installing it, the questions in my mind were very simple: Is...
