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Articles with tag T-SQL Rss

Search for any content tagged t-sql

<< Newer    Items 21 to 40 of 1244    Older >>
 

Configuring geo-replication for an Azure SQL Database

This article will discuss geo-replication for an Azure SQL Database (PaaS) and the steps required for setup via the Azure portal and TSQL.  Read more...
By Arun Sirpal 2016/06/27 | Source: SQLServerCentral.com | Category: geo-replication
Rating: |  Discuss |   Briefcase | 516 reads

Nasty Fast N-Grams (Part 1): Character-Level Unigrams

An article about tally tables, N-Grams and the fastest character-level N-Grams function available today for SQL Server.  Read more...
By Alan Burstein 2016/06/23 | Source: SQLServerCentral.com | Category: tally table
Rating: |  Discuss |   Briefcase | 2,056 reads

Using APPLY to make your queries DRYer

Using the APPLY operator to reduce repetition and make queries DRYer.  Read more...
By Gerald Britton 2016/06/10 (first published: 2015/04/02) | Source: SQLServerCentral.com | Category: queries
Rating: |  Discuss |   Briefcase | 20,811 reads

Nasty Fast PERCENT_RANK

Alan Burstein discusses a better performning alternative to PERCENT_RANK that works on SQL Server versions 2005+  Read more...
By Alan Burstein 2016/06/07 | Source: SQLServerCentral.com | Category: percent_rank
Rating: |  Discuss |   Briefcase | 3,882 reads

Using LAST_VALUE

When I began using LAST_VALUE, the results were not what I expected at all. Read on to learn the secret!  Read more...
By Kathi Kellenberger 2016/06/03 (first published: 2015/04/14) | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 22,444 reads

Dynamically Query a 100 Million Row Table-Efficiently

This article describes methods of creating dynamic queries without the use of dynamic SQL to efficiently access large tables.  Read more...
By Gary Strange 2016/05/27 (first published: 2015/02/24) | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 25,251 reads

Join Operations – Hash Match

The way in which SQL Server chooses to join your tables in a query can dramatically affect performance. In this article, Jason Brimhall explains how a hash match works and shows some performance numbers.  Read more...
By Jason Brimhall 2016/05/13 (first published: 2014/03/04) | Source: SQLServerCentral.com | Category: execution plans
Rating: |  Discuss |   Briefcase | 13,153 reads

RANDom traps for the unwary

The Books Online description of the RAND() function is only true from certain perspectives.  Read more...
By David Poole 2016/05/09 | Source: SQLServerCentral.com | Category: rand()
Rating: |  Discuss |   Briefcase | 2,197 reads

Stairway to T-SQL: Beyond The Basics Level 6: Using the CASE Expression and IIF Function

There are times where you need to write a single T-SQL statement that is able to return different T-SQL expressions based on the evaluation of another expression. When you need this kind of functionality you can use the CASE expression or IIF function to meet this requirement. In this Stairway level Gregory Larsen reviews the CASE and IIF syntax and showing you examples of how the CASE expression and IIF function.  Read more...
By Gregory Larsen 2016/04/20 (first published: 2014/04/09) | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 15,808 reads

Finding Special Characters within Character Strings

Special Characters can lead to many problems. Identifying and reporting on them can save a lot of headache down the road.  Read more...
By Michael Morin 2016/04/08 (first published: 2014/08/19) | Source: SQLServerCentral.com | Category: special characters
Rating: |  Discuss |   Briefcase | 13,825 reads

Insert Stored Procedure Results Into New Table Without Using OPENQUERY

OPENQUERY arrives with a lot of baggage. Try this alternative technique to inserting stored procedure results into a new table.  Read more...
By Orlando Colamatteo 2016/03/22 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 5,747 reads

Stairway to T-SQL: Beyond The Basics Level 5: Storing Data in Temporary Tables

There are times when retrieving data for complex business requirement requires you to temporarily store one or more results sets for a short period of time. Typically these temporary tables are stored in the scope of the current connection, but they may also need to be available across multiple connections.   Read more...
By Gregory Larsen 2016/03/18 (first published: 2014/04/02) | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 13,445 reads

Find a String in a String

Learn how you can find data in a string and extract it, no matter where it's located.  Read more...
By Steve Jones 2016/03/10 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 4,165 reads

Stairway to Advanced T-SQL Level 1: Intro to Advanced T-SQL Using a CROSS JOIN

The first installment of this new stairway series will be discuss the CROSS JOIN operator. This stairway should help readers prepare for passing the Microsoft Certification exam 70-461: Querying Microsoft SQL Server 2012.  Read more...
By Gregory Larsen 2016/02/19 (first published: 2014/12/17) | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 21,112 reads

Holidays and Calendar Generation

Create the definition of your holidays and have them available for any year. Create a Calendar including holidays and business/work dates.  Read more...
By Paul Hunter 2016/02/16 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 3,684 reads

Find and Remove Duplicate Records SQL Server

Learn a quick method to find and remove duplicate records in your SQL Server tables.  Read more...
By Ginger Keys 2016/02/01 | Source: SQLServerCentral.com | Category: data integrity
Rating: |  Discuss |   Briefcase | 6,681 reads

Manipulating Filetable Files Programatically

Learn how you can work with FileTable files from T-SQL as an alternative to the drag and drop methods of using Windows Explorer  Read more...
By Steve Jones 2016/01/28 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 2,287 reads

Having fun with PARSENAME (SQL Spackle)

PARSENAME is perhaps the most infrequently used built-in documented function in SQL Server. SQL Server Microsoft Certified Master Wayne Sheffield shows why this nifty function ought to be included in your SQL toolbox.  Read more...
By Wayne Sheffield 2016/01/15 (first published: 2014/03/17) | Source: SQLServerCentral.com | Category: parsename
Rating: |  Discuss |   Briefcase | 18,168 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 2016/01/04 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 8,452 reads

Get Set For Speed

Loops are common in application code, but set-based solutions are the way to go with SQL.  Read more...
By Tom Staab 2015/12/29 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 5,076 reads
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