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Walter Mitty

Retired. Once a programmer, then a DBA.

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Top Questions
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110
What should every developer know about databases?
stackoverflow.com

74
Is it a bad practice to have several mutually exclusive one-to-one relationships?
dba.stackexchange.com

51
Can I have multiple primary keys in a single table?
stackoverflow.com

45
Run Powershell script when you open Powershell
superuser.com

42
In SQL, how can you "group by" in ranges?
stackoverflow.com

35
Who invented the clipboard?
retrocomputing.stackexchange.com

32
When did files start to be dated?
retrocomputing.stackexchange.com

32
Why does the single dot entry exist in file systems?
retrocomputing.stackexchange.com

30
¿Por qué mis programas no pueden hacer cálculos aritméticos correctamente?
es.stackoverflow.com

28
Relational vs. Dimensional Databases, what's the difference?
stackoverflow.com

26
In the late 1940’s to early 1950’s what technology was available that could melt a LOT of ice?
worldbuilding.stackexchange.com

26
When to use SQL Table Alias
stackoverflow.com

25
Database Design - Multiple Lookup/Enum Tables or One Large Table?
stackoverflow.com

24
Semi-plausible reason why only NERF weaponry will kill invading aliens
worldbuilding.stackexchange.com

23
Relational database design multiple user types
stackoverflow.com

23
Are nulls in a relational database okay?
stackoverflow.com

23
Is there ever a time where using a database 1:1 relationship makes sense?
stackoverflow.com

23
Why does "bomba" mean so many different things?
spanish.stackexchange.com

23
Comparison of Relational Databases and Graph Databases
stackoverflow.com

23
What is the difference between a candidate key and a primary key?
stackoverflow.com

21
How can I avoid NULLs in my database, while also representing missing data?
stackoverflow.com

21
Why does Oracle 9i treat an empty string as NULL?
stackoverflow.com

21
How do composite indexes work?
stackoverflow.com

20
What is the difference between CTSS and ITS?
retrocomputing.stackexchange.com

20
Are junction tables a good practice?
dba.stackexchange.com

20
How to represent foreign key in an ER diagram?
dba.stackexchange.com

20
Too serious to take seriously
english.stackexchange.com

19
Why were Navajo code talkers used during WW2?
history.stackexchange.com

18
Is there a common name for this 'switch' like 6800 assembly routine?
retrocomputing.stackexchange.com

18
What is the closest airport to the center of the city it serves?
travel.stackexchange.com

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