SQLServerCentral Article

Steps for Installing AlwaysOn Availability Groups - SQL 2019

With SQL Server 2012 Microsoft introduced the AlwaysOn Availability Group feature, and since then many changes and improvements have been made.  This article is an update to another article, and will cover the prerequisites and steps for installing AlwaysOn in your SQL Server 2019 environment. Prerequisites Before implementing your AlwaysOn Availability Group (AG), make sure […]

SQLServerCentral Editorial

Your Favorite IDE

SSMS is, well, it's what we mostly have from Microsoft. It's been around a long time, but it is getting regularly released. There are new versions about every quarter, and there are bug fixes and minor enhancements. Azure Data Studio appears to be where Microsoft would like most of us to move, but I, and […]

SQLServerCentral Article

Rules in PostgreSQL

We sometimes need to perform a different/alternative actions during database queries. We need it for data protection or data abstraction. The PostgreSQL rule system allows to define an alternative action on insert, update or delete. A rule generates an extra query. As a result, rule execution impacts the performance of the system. Creating Rules A […]

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Question of the Day

How Long is a Long I/O?

In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?

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