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Pigeonhole

The Pigeonhole Principle: Bridging Mathematics and SQL

August 16, 2023
Pinal Dave
SQL Tips and Tricks
Mathematical Function, SQL Function

The other day I was reading Wikipedia, and I ended up on the Pigeonhole Principle. I find it very intriguing about this and I decide to blog

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Banker's Rounding

SQL SERVER – Banker’s Rounding

August 15, 2023
Pinal Dave
SQL Tips and Tricks
Mathematical Function, SQL Function

Also known as unbiased rounding or round half to even, banker’s rounding follows a set of rules that ensures numbers are rounded.

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Parent-Child Queries

SQL SERVER – Making Recursive Parent-Child Queries Efficient

August 14, 2023
Pinal Dave
SQL Performance
Contest, SQL Joins

One puzzle is finding out how many employees each manager is responsible for in a company. Let us Make Recursive Parent-Child Queries Efficient.

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A brass trumpet in an open case with a mute fitted in its bell, a vermilion mute lying beside it.

Trace Flag 3226: Keeping Backup Messages Out of the Error Log

August 11, 2023
Pinal Dave
SQL Tips and Tricks
DBA, SQL Backup and Restore, SQL Monitoring, TraceFlags

Check trace flag 3226, understand suppressed backup success messages, and use msdb history to monitor backups without log noise.

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Maximizing SQL Server Security

Maximizing SQL Server Security: Instance Hiding vs SQL Browser Disable

August 10, 2023
Pinal Dave
SQL Tips and Tricks
SQL Instance, SQL Server Security, SQL Server Services

Let us learn more today in this blog about Maximizing SQL Server Security: Instance Hiding vs SQL Browser Disable.

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sqldm

Making the Most of Historical Data: Preventing Future SQL Server Issues

August 9, 2023
Pinal Dave
SQL Tips and Tricks
Idera

The key to predicting future troubles often lies in the past – specifically, historical data. We’ll explore the importance of historical data.

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Instance Hiding

SQL SERVER – What is Instance Hiding? How to do it?

August 8, 2023
Pinal Dave
SQL Tips and Tricks
SQL Server Configuration, SQL Server Security

In this blog post, I’ll share a real-life success story of how instance hiding significantly strengthened SQL Server security for one of my clients.

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