Upgrade PostgreSQL 9.X to 12.X in Windows
Learn how you can upgrade a PostgreSQL server and ensure your databases follow to the new version.
2021-02-09
41,694 reads
Learn how you can upgrade a PostgreSQL server and ensure your databases follow to the new version.
2021-02-09
41,694 reads
This article covers how to install PostgreSQL on the macOS.
2020-11-19
3,618 reads
Introduction to PostgreSQL PostgreSQL is a free and general purpose open source object-relational database system that uses and extends the SQL language. Though originally designed to run on UNIX platforms, PostgreSQL is eligible to run on various platforms such as Linux, macOS, Solaris, and Windows. PostgreSQL databases provide enterprise-class database solutions and are used by […]
2020-09-28
6,613 reads
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For the Question of the day, I am going to go deep, but try to be more clear, as I feel like I didn't give enough info last time, leading folks to guess the wrong answer... :) For today's question: You’re troubleshooting a performance issue on a critical stored procedure. You notice that a previously efficient query now performs a full table scan instead of an index seek. Upon investigating, you find that an NVARCHAR parameter is being compared to a VARCHAR column in the WHERE clause. What is the most likely cause of the query plan regression?
See possible answers