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Setting Variables in Calling T-SQL Code While Using sp_executesql

In this tip, Greg Larsen shows you how to set variables in your calling T-SQL code when using sp_execute sql.  Read more...
By Additional Articles 2017/06/14 | Source: Database Journal | Category: variables
Rating: (not yet rated)  Rate this |   Briefcase | 3,841 reads

The OUTPUT Clause for the MERGE Statements

In this article, I will provide a set of examples to showcase the use of OUTPUT clause within the MERGE statement and how to capture the OUTPUT clause results into an archive table.  Read more...
By Amarendra Reddy Thummeti 2017/06/08 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 7,095 reads

The OUTPUT Clause for UPDATE Statements

In this article, I will provide a set of examples to showcase the use of OUTPUT clause in capturing the results of the updated rows into a table variable for the UPDATE statements.   Read more...
By Amarendra Reddy Thummeti 2017/06/06 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 2,576 reads

Why Scalar Functions Can Be Costly

Scalar user defined functions can be costly in more ways than you know. Watch Mickey Stuewe show the hidden costs of using them incorrectly.  Read more...
By Mickey Stuewe 2017/06/02 (first published: 2016/01/04) | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 10,512 reads

The OUTPUT Clause for INSERT & DELETE Statements

In this article, I will provide a set of examples to show case the use of OUTPUT clause for INSERT and DELETE statements.  Read more...
By Amarendra Reddy Thummeti 2017/05/25 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 4,573 reads

Forecasting with SQL

Can you use SQL Server to extrapolate out trends from your data? Lots of companies would have you buy a BI solution instead, but new author Mark Wojciechowicz brings us a great example of how you could forecast something in T-SQL.  Read more...
By Mark Wojciechowicz 2017/05/19 (first published: 2010/02/09) | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 17,180 reads

Some of my greatest mistakes

You are never too experienced to make mistakes. An occasional dose of humble pie serves as a reminder to up our game.  Read more...
By David Poole 2017/05/18 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 2,877 reads

OUTPUT Clause Basics (For Inserts and Deletes)

When INSERTING or DELETING rows from a table, the OUTPUT clause can be used to return a dataset containing the changes made. Mat Richardson explains how.  Read more...
By Mat Richardson 2017/05/02 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 2,078 reads

Should I Type * or 1 With the EXISTS Logical Operator

In my project I see that people writes different things with EXISTS logical operator (EXISTS (SELECT StarOrOne FROM...)). They are "*", "1" and even "TOP 1 1" or "TOP 1 *". The aim of this article to give a good explanation which option is the best.  Read more...
By Viacheslav Maliutin 2017/04/24 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 3,346 reads

Nuance of datetime data type in SQL Server

One of the most confusing data types in SQL Server is the datetime datatype.  Read more...
By Leo Peysakhovich 2017/04/13 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 1,940 reads

Performing a Right and Comprehensive Age Calculation Part 2

Age Calculation gets implemented as an Inline table Valued function with a parameter defining which date parts must be counted.  Read more...
By Sergiy Floka 2017/03/30 | Source: SQLServerCentral.com | Category: age calculation
Rating: |  Discuss |   Briefcase | 954 reads

Performing a Right and Comprehensive Age Calculation

Age calculation based on the right method used in real life.   Read more...
By Sergiy Floka 2017/03/28 | Source: SQLServerCentral.com | Category: datetime conversions
Rating: |  Discuss |   Briefcase | 1,784 reads

Adding Years, Months and Days

Adding Years, Months and Days to Years, Months and Days, with Bonus UK Public Holiday calculation.  Read more...
By Pete Revell 2017/03/14 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 2,259 reads

Detective Stories - Tracking Down the Database's Dependents Part 2

No worries about dropping databases. Now we can search for its dependencies before the database dies. Part 2 of a 2-part article.  Read more...
By Brandie Tarvin 2017/03/07 | Source: SQLServerCentral.com | Category: database dependencies
Rating: |  Discuss |   Briefcase | 962 reads

Detective Stories - Tracking Down the Database's Dependents Part I

No worries about dropping databases. Now we can search for its dependencies before the database dies. Part 1 of a 2-part article.  Read more...
By Brandie Tarvin 2017/03/06 | Source: SQLServerCentral.com | Category: database dependencies
Rating: |  Discuss |   Briefcase | 1,250 reads

Using EXCEPT to Determine Row Differences

How to use the EXCEPT statement to perform row differences.  Read more...
By M. Douglas Bowan II 2017/02/17 (first published: 2014/03/25) | Source: SQLServerCentral.com | Category: except
Rating: |  Discuss |   Briefcase | 33,918 reads

Lists With, or Without, Ranges in both T-SQL and PowerShell

Whether you are working in a procedural language like PowerShell or in T-SQL, there is something slightly bothersome about having to deal with parameters that are lists, or worse with ranges amongst the values. In fact, once you have a way of dealing with them, they can be convenient, especially when bridging the gulf between application and the database. Phil Factor shows how to deal with them.  Read more...
By Additional Articles 2017/02/16 | Source: SimpleTalk | Category: powershell
Rating:  Rate this |   Briefcase | 4,769 reads

Wildcard Searches

Using wildcard to find patterns in strings going from the basics to some more complicated conditions.  Read more...
By Luis Cazares 2017/02/10 (first published: 2015/09/29) | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 13,135 reads

Query Performance Tuning – A Methodical Approach

Learn how to approach performance tuning in this piece from SQL Server MCM and MVP, Gail Shaw.  Read more...
By Gail Shaw 2017/02/10 (first published: 2015/06/08) | Source: SQLServerCentral.com | Category: performance and tuning
Rating: |  Discuss |   Briefcase | 15,851 reads

Performance of the SQL MERGE vs. INSERT/UPDATE

The SQL MERGE statement offers convenience, safety and elegance, but how does it perform compared to other methods?  Read more...
By Dwain Camps 2017/02/03 (first published: 2013/10/28) | Source: SQLServerCentral.com | Category: merge
Rating: |  Discuss |   Briefcase | 37,254 reads
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