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Category: Performance

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Here you can find all blog posts about the Category: Performance. You can go back to all blog posts or take a look into our other categories & tags.

Detailed look at the new PostgreSQL troubleshooting extension - pg_show_plans

by CYBERTEC Guest | 04.2020
How to use pg_show_plans to look at execution plans of slow queries in real time as they’re being executed | Troubleshooting tool

Performance differences between normal and generic audit triggers

by CYBERTEC Guest | 04.2020
Performance differences between normal and generic audit triggers | PostgreSQL database | PostgreSQL trigger performance

pg_show_plans: Watching execution plans in PostgreSQL LIVE

by Hans-Jürgen Schönig | 03.2020
pg_show_plans is an extension developed by CYBERTEC, which shows all active query plans in PostgreSQL | Execution plan live in PostgreSQL

CLUSTER: Improving PostgreSQL performance

by Hans-Jürgen Schönig | 03.2020
Learn an important trick to lower the performance impact of data storage methods in your PostgreSQL database. Use CLUSTER to improve speed.

Subtransactions and performance in PostgreSQL

by Laurenz Albe | 03.2020
  (Last updated on 2023-01-24) Recently, while troubleshooting PostgreSQL performance problems, I ran into problems with subtransactions twice. So I […]

Reduce WAL by increasing checkpoint distance

by Hans-Jürgen Schönig | 03.2020
Adjusting checkpoints is useful when tuning a server and improves the database performance. Furthermore, it helps to reduce WAL.

shared_buffers: Looking into the PostgreSQL I/O cache

by Hans-Jürgen Schönig | 02.2020
shared_buffers: What does the PostgreSQL I/O cache contain? Find out what the cache knows about your database.

pg_timetable: Advanced PostgreSQL scheduling

by Hans-Jürgen Schönig | 01.2020
How to get the best PostgreSQL job scheduling: pg_timetable provides better job execution in than other schedulers. Read the details.

PostgreSQL: You might need to increase max_locks_per_transaction

by Hans-Jürgen Schönig | 01.2020
How can you prevent the error "out of shared memory" in PostgreSQL? max_locks_per_transaction is the critical configuration parameter.

B-tree index improvements in PostgreSQL v12

by Laurenz Albe | 11.2019
  If you thought that the B-tree index is a technology that was perfected in the 1980s, you are mostly […]
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