Andy Warren

I'm Andy Warren, currently a SQL Server trainer with End to End Training. Over the past few years I've been a developer, DBA, and IT Director. I was one of the original founders of SQLServerCentral.com and helped grow that community from zero to about 300k members before deciding to move on to other ventures.

Blog Post

SQLSaturday Orlando 2019 Summary

Our 13th SQLSaturday is done. Some quick notes about the overall event, then as time/energy allow I’ll post separately on some things that went well (or didn’t) and some...

2019-10-22

29 reads

Blog Post

SpeedPASS Printing

Based on the great post and script from Wayne Sheffield I decided to try again pre-printing the SpeedPASS for everyone this year. I dislike the line of shame and...

2019-09-05 (first published: )

218 reads

SQLServerCentral Article

Worst Practices - Objects Not Owned by DBO

Last week Andy launched a new series about Worst Practices by talking about why the Hungarian naming convention is bad for column names. This week he's at it again, declaring that the practice of having objects owned by anyone other than dbo is BAD! Agree or disagree, we think you'll enjoy reading this article and adding your thoughts to the discussion!

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2019-08-01 (first published: )

38,274 reads

Blogs

Data-driven vs. Data-informed: Let’s Acknowledge the Truth

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This comic was retweeted into my timeline on Twitter (I refuse to call it...

Writing Parquet Files – #SQLNewBlogger

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Recently I’ve been looking at archiving some data at SQL Saturday, possibly querying it,...

A word about IT/cybersecurity and mental health

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Just as it's important to take care of our physical health (and I'm guilty...

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Forums

Can you connect Power Apps to SQL Server if you work in the government?

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My agency has been using the combo of on-premises SQL Server for the back...

Unable to connect to SQL 2019 using Pyodbc

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Development Environment I am learning how to use pyodbc and accessing database in SQL...

Multiple deadlocks occurring with contentious code

By zoggling

We are seeing multiple frequent deadlocks occurring with the following extract of code, which...

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Question of the Day

Multiple Query Trace Flags

I want to enable two trace flags, 4199 and 4137, for a single query. How should I do this:

-- A
SELECT
  a.AddressID
, a.AddressLine1
, a.AddressLine2
, a.City
, a.StateProvinceID
, a.PostalCode
, p.FirstName
, p.LastName
FROM
  Person.Address a
  INNER JOIN person.Person AS p
    ON p.rowguid = a.rowguid
WHERE
  City           = 'SEATTLE'
  AND PostalCode = 98104
OPTION (QUERYTRACEON 4199, 4137);

-- B
SELECT
  a.AddressID
, a.AddressLine1
, a.AddressLine2
, a.City
, a.StateProvinceID
, a.PostalCode
, p.FirstName
, p.LastName
FROM
  Person.Address a
  INNER JOIN person.Person AS p
    ON p.rowguid = a.rowguid
WHERE
  City           = 'SEATTLE'
  AND PostalCode = 98104
OPTION (QUERYTRACEON 4199, QUERYTRACEON 4137);

-- C
SELECT
  a.AddressID
, a.AddressLine1
, a.AddressLine2
, a.City
, a.StateProvinceID
, a.PostalCode
, p.FirstName
, p.LastName
FROM
  Person.Address a
  INNER JOIN person.Person AS p
    ON p.rowguid = a.rowguid
WHERE
  City           = 'SEATTLE'
  AND PostalCode = 98104
OPTION (QUERYTRACEON 4199), (QUERYTRACEON 4137);

See possible answers