Search results for 'postgresql+performance'

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PostgreSQL Administration and Performance Tuning

This course covers all major topics related to PostgreSQL. In addition to basic administrative tasks, we deal with performance tuning, monitoring, replication and other important topics.

Composite types in PostgreSQL: (func()).* - Hidden performance issues

Using composite types offers db developers a great deal of flexibility. Passing complex data to functions is a lot easier.

Will more disks get you better PostgreSQL performance?

Find out whether to buy more hardware to fix performance problems - which are in many cases not caused by bad disk performance.

UNIX sockets vs. localhost: PostgreSQL Performance advice

Unix sockets vs. localhost: We posted a lot of tuning advice on this blog already. Now we thought we would […]

PostgreSQL 9.3 - Shared Buffers Performance (1)

A lot has been said about PostgreSQL shared buffers and performance. As my new desktop box has arrived this week […]

Better PostgreSQL performance on SSDs

The optimizer uses parameters to optimize queries, which have been constant for years. Do SSD disks have more advantages?

Preserve optimizer statistics during major upgrades with PostgreSQL v18

© Laurenz Albe 2025 Everybody wants good performance. When it comes to the execution of SQL statements, accurate optimizer statistics […]

Type alignment and padding bytes: how to not waste space in PostgreSQL tables

Learn the concepts of data type alignment and padding bytes in PostgreSQL and how to define your table so that you don't waste storage space.

Indexing vectors in PostgreSQL

Efficiency is always a topic. Therefore, it is important to understand that indexing is the key to success. Read more about indexing vectors.

Semantic Search in PostgreSQL: An Overview

PostgreSQL enhances search capabilities with extensions like pgvector, enabling advanced semantic search. Find out more in this blog posting.

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