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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.

gexec in psql: PostgreSQL poweruser practice

by Julian Markwort | 07.2022
gexec PostgreSQL poweruser practice: Learn how to use the gexec command and the `||` operator to get the best results out of your psql.

Column order in PostgreSQL does matter

by Hans-Jürgen Schönig | 07.2022
Column order can determine how quickly your data is processed in PostgreSQL. Find out how to troubleshoot performance problems in wide tables

Case-insensitive pattern matching in PostgreSQL

by Laurenz Albe | 06.2022
    (Updated on 2024-11-27) Case-insensitive search is a much-requested feature, partly (I suspect) to maintain compatibility with Microsoft SQL […]

How to cancel a hanging PostgreSQL query

by Laurenz Albe | 05.2022
  Sometimes a PostgreSQL query takes forever. Usually, it is easy to interrupt (cancel) such a statement, but sometimes it […]

Find and fix a missing PostgreSQL Index

by Hans-Jürgen Schönig | 04.2022
Explains how to find a missing Postgresql index, what you can do to fix missing indexes, and how to achieve good database performance.

Query parameter data types and performance

by Laurenz Albe | 03.2022
  Recently, I could help solve a “mysterious” performance problem for a customer. The problem turned out to be a […]

Pipeline mode for better PostgreSQL performance on slow networks

by Laurenz Albe | 03.2022
  It is known that high network latency is bad for database performance. PostgreSQL v14 has introduced “pipeline mode” for […]

Automatic partition creation in PostgreSQL

by Laurenz Albe | 02.2022
  Table partitioning is one of the best-liked features out of the more recent PostgreSQL developments. However, there is no […]

Entity-attribute-value (EAV) design in PostgreSQL - don't do it!

by Laurenz Albe | 11.2021
  Customers have often asked me what I think of “Entity-attribute-value” (EAV) design. So I thought it would be a […]

PostgreSQL: Create indexes after bulk loading

by Hans-Jürgen Schönig | 09.2021
This post describes when to create indexes, before or after bulk loading of the data. Improve your PostgreSQL performance by doing it right.
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