Optimizing PostgreSQL Failover in AWS Using Elastic IPs and DNS Route Failover Utilizing Elastic IPs and DNS Route Failover for PostgreSQL in AWS When deploying PostgreSQL in AWS, one effective approach to ensure high availability […]
When tracing or monitoring tools are enabled in PostgreSQL, it can introduce some overhead and potentially slow down database performance. This is because tracing mechanisms such as logging, detailed monitoring, or execution profiling require additional […]
PostgreSQL uses a sophisticated query planner and optimizer to determine the most efficient way to execute a query. One of the mechanisms PostgreSQL uses to improve performance is caching execution plans. This process involves reusing […]
In PostgreSQL, the mechanism of index selection is a crucial component of the query planner, which evaluates various possible execution plans to determine the most efficient way to execute a given query. Index selection involves […]
PostgreSQL is equipped with a robust suite of statistical functions that are essential for performing detailed data analysis directly within the database. These functions allow users to calculate various statistical measures, such as averages, variances, […]
In PostgreSQL, the unnest() function is a powerful tool that serves the purpose of expanding arrays into a set of rows, effectively transforming array elements into individual row entries in a result set. Conceptually, this […]
Outdated statistics in PostgreSQL can lead to suboptimal query plans, affecting the performance of your database queries. PostgreSQL uses statistics gathered by the ANALYZE command (either manually or automatically by the autovacuum daemon) to make […]
Applications with heavy UPDATE and DELETE operations can become epicenters of performance bottlenecks in PostgreSQL, even with optimal indexing in place. This is due to several underlying factors associated with how PostgreSQL manages data and […]
PostgreSQL indexes are a fundamental aspect of database optimization, allowing for faster retrieval of records from a table by efficiently locating rows. When working with indexes in PostgreSQL, several important considerations can impact their effectiveness […]
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