Bad Habits to Kick : Using AS instead of = for column aliases
See why I prefer alias = expression over the more standards-compliant expression AS alias syntax.
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For the term "alias".
Bad Habits to Kick : Inconsistent table aliasing
See why it pays to be consistent about always aliasing every table and every column in your query.
Bad Habits to Kick : Using alias types
See why you shouldn't use alias types in SQL Server.
Bad Habits to Kick : Using table aliases like (a, b, c) or (t1, t2, t3)
A little wisdom on using sensible and logical aliases for your tables, instead of a / b / c / d.
T-SQL Tuesday #156 : Production Code
For T-SQL Tuesday #156, I talk about the qualities I expect in T-SQL code before I consider it "production quality."
T-SQL Tuesday #154 : SQL Server 2022
For this month's T-SQL Tuesday, I talk about a not-quite-yet-announced feature in SQL Server 2022 that has the potential to function as a low-effort bad habit logger.
T-SQL Tuesday #152 : Soapboxing
For this month's T-SQL Tuesday, Deb Melkin asks us get up on our favorite soapbox. I have so many, but this time I picked a new one…
T-SQL Tuesday #151 : Controversial Coding Conventions
I talk about why I prefer CONVERT over CAST to be consistent. Basically, if you sometimes HAVE to use only one, why not just ALWAYS use that one?
Bad Habits : Abusing bit columns
I talk a bit about bit columns: names with negative context, allowing NULLs, and using cryptic BITWISE operators instead of readable, self-documenting expressions.
Bad Habits and Best Practices
An index of over a decade's worth of posts and videos involving bad habits and best practices in SQL Server.
Following a single-transaction deadlock across SQL Server versions
I investigate a deadlock issue with alias types and table-valued parameters, and the Connect items that have sprung up about this issue.
T-SQL Tuesday #25 : T-SQL Tips 'n' Tricks
This month's T-SQL Tuesday is being hosted by Allen White (@SQLRunr) and is about sharing your T-SQL tips and tricks. Since I know many people will share their T-SQL magic and wizardry, I thought...
The case against INFORMATION_SCHEMA views
See several examples supporting the idea that you should use catalog views, not INFORMATION_SCHEMA, in SQL Server.
Bad Habits to Kick : Using shorthand with date/time operations
Read about some date/time shorthand you should avoid.
T-SQL Tuesday #21 : Crap Code
Yes, Adam is right: we've all written crap code (the topic of this month's T-SQL Tuesday Wednesday. Usually we have an excuse: tight deadline, short shelf life of the code, or didn't know any...
T-SQL Tuesday #20 : T-SQL Best Practices
T-SQL Tuesday, the invention of Adam Machanic (@AdamMachanic), is what he calls a recurring, revolving blog party. Each month, a new host picks a topic, invites bloggers of all levels to join in, and...
Greatest Hits : A reflection on my 2010 blog posts
Okay, I'm following the lead of Joe Webb, who recently posted My Most Popular Posts From 2010. I think it can be a very useful exercise to go back and look at what blog...
Deprecate UPDATE FROM? Not if I can help it!
Fellow MVP Hugo Kornelis (blog) has suggested that the proprietary UPDATE FROM and DELETE FROM syntax, which has worked for several SQL Server versions, should be deprecated in favor of MERGE. Here is the...
The curious case(s) of the Microsoft product naming department
I talk about some questionable choices by the SQL Server naming committee.
SQL Server v.Next (Denali) : Metadata enhancements
See some new metadata-related features introduced in SQL Server 2012.
SQL Server v.Next (Denali) : How has sys.databases changed?
Earlier, I documented the system objects that have changed in Denali. One that caught my eye was a slew of new columns made available through sys.databases, mostly to support a feature I also blogged...