![]() ![]() This works without needing a data dump/reload, which can take some time if you have a big dataset. ![]() When upgrading your PostgreSQL to a major version with pg_upgrade, the tool works by allowing the data stored in PostgreSQL data files to be upgraded to a later PostgreSQL major version. Using this tool is not required for minor version upgrades, which means that upgrading your current version of 11.9 to 11.13 is not necessary. ![]() Pg_upgrade has been around for a very long time as a tool for upgrading major versions of PostgreSQL. In this blog, we’ll walk through an example of this challenge while having a TimescaleDB and PostGIS installed on an existing PostgreSQL 11 host. PostgreSQL does not lock you up on a specific version to use. If you are facing this type of problem, don’t worry. Upgrading PostgreSQL comes with a few challenges as it’s not as easy compared to other mainstream databases. Some of the main reasons for this are to take advantage of its critical enhancements to its built-in functionalities, security updates, performance improvements, and new implementations beneficial for database management. There are many reasons why upgrading to the latest version is a must. Businesses and enterprises using old versions of PostgreSQL (PG) face challenges when upgrading to at least the most recent stable version from PostgreSQL 12 or PostgreSQL 13. ![]()
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