Timothy A Wiseman

Timothy A Wiseman is a Database Administrator for SAIC with a focus on efficiency and readability of the database and its surrounding ecosystem. In addition to administering the core SQL Server system, he has experience working with Python and Microsoft Access in conjunction with SQL Server. He holds a Bachelor's of Science in Mathematics as well as an MCDBA and MCITP.

Interests: SQL Server, Python, Go, Mathematics, Legal Issues

SQLite and the Performance Implications of Indexes

by Timothy A Wiseman

SQLWise

Indexes make an enormous difference in the read speed of a databases. I have previously mentioned that adding proper indexes...

2017-02-05

510 reads

MS Access – Store a Different Value than Displayed in a Combo Box

by Timothy A Wiseman

SQLWise

It is occasionally usefully to display a different values in an Access combo box than what is actually stored in...

2016-10-13

445 reads

Python Distributions

by Timothy A Wiseman

SQLWise

Python Distributions Python is free and open source software. A programmer could download the executables for Python directly from the...

2016-07-01

577 reads

Pronouns in technical writing.

by Timothy A Wiseman

SQLWise

When doing technical writing, or for that matter most forms of writing , we need to be able to refer to...

2016-02-17

657 reads

New Publications and a Video

by Timothy A Wiseman

SQLWise

The people at Webucator were kind enough to make a video based on my article on dealing with SQL Server...

2015-11-17

393 reads

Making Changes to Many Forms In Access

by Timothy A Wiseman

SQLWise

Although generally I prefer to create custom interfaces for my databases using fully developed programming languages like Python or C#....

2015-07-03

487 reads

Keep it short

by Timothy A Wiseman

SQLWise

I have been thinking about resumes a great deal lately. Since I recently passed the Bar Exam, I have been...

2015-06-14

547 reads

Dealing with SQL Server LOCK resource errors.

by Timothy A Wiseman

SQLWise

I was recently doing some testing that required a fairly large table. I created the test table, and set it...

2014-05-26

805 reads

Order of a Result Set in SQL

by Timothy A Wiseman

SQLWise

I have seen people build procedures that rely on a result set being returned in a certain order. This is...

2013-09-14

750 reads

SQL Server Three Valued Logic and Ansi Nulls

by Timothy A Wiseman

SQLWise

SQL Server uses a three valued logic with True, False, and Unknown. And, normally, SQL Server Nulls are not comparable....

2013-08-21

1,284 reads

Blogs

How to Find Expensive Queries in Amazon Redshift

By Eduardo Pivaral

Slow-running queries can degrade your Redshift cluster’s performance and lead to increased costs. Identifying...

The Notification Trap: How Input Fatigue Is Killing Deep Work in Tech

If you've been here before, you know this blog is usually about SQL Server,...

Designing a Storage Load Test for SQL Server

By Anthony Nocentino

I’ve been doing storage load tests for SQL Server for a long time, both...

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Forums

SQL 2019 instance with AG, across 2 Windows 2016 OS servers - OSin-place upgrade

Hi all Can I get some perspective from the community please on performing in-place...

How Long is a Long I/O?

By Steve Jones - SSC Editor

Comments posted to this topic are about the item How Long is a Long...

T-SQL Trigonometric Functions in SQL Server

Comments posted to this topic are about the item T-SQL Trigonometric Functions in SQL...

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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?

See possible answers