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SQL SERVER - How to Retrieve TOP and BOTTOM Rows Together using T-SQL - Part 3

SQL SERVER – How to Retrieve TOP and BOTTOM Rows Together using T-SQL – Part 3

March 11, 2008
Pinal Dave
SQL Performance
SQL Function, SQL Joins, SQL Scripts

Part 3 on how to retrieve TOP and BOTTOM rows together: Dave Arthur’s solution uses UNION ALL instead of an OR clause, and it is quite good.

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SQL SERVER – How to Retrieve TOP and BOTTOM Rows Together using T-SQL – Part 2 – CTE

March 10, 2008
Pinal Dave
SQL Tips and Tricks
CTE, SQL Function, SQL Joins, SQL Scripts, SQL Server

Part 2 of retrieving TOP and BOTTOM rows together: a reader’s solution using a CTE, the temporary result set introduced in SQL Server 2005.

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Finding the Most Frequently Run Queries

March 9, 2008
Pinal Dave
SQL Performance
Query Store, SQL Cache, SQL CPU, SQL DMV, SQL Server

Most frequently run queries can consume large SQL Server resources even when each call is fast; use plan cache and Query Store to find them.

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SQL SERVER – Find Nth Highest Record from Database Table

March 8, 2008
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Scripts, SQL Server

The fourth Highest Record depends on whether ties occupy separate places. I define the ranking rule before choosing a query.

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SQLAuthority News - 500th Post - An Interesting Journey with SQL Server

SQLAuthority News – 500th Post – An Interesting Journey with SQL Server

March 7, 2008
Pinal Dave
SQLAuthority News
Database, DBA, Software Development, SQLAuthority Author Visit

I am very pleased to write my 500th post on SQLAuthority. Thank you to my family and to all of you, plus a look at the blog’s milestones so far.

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ACID Properties Shown With Real Transactions

March 6, 2008
Pinal Dave
SQL Tips and Tricks
ACID, SQL Server, SQL Transactions, Transaction Isolation

ACID properties shown With Real Transactions uses short SQL Server scripts to explain atomicity, consistency, isolation, and durability.

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SQL SERVER - Simple Example of Cursor - Sample Cursor Part 2

SQL SERVER – Simple Example of Cursor – Sample Cursor Part 2

March 5, 2008
Pinal Dave
SQL Tips and Tricks
SQL Cursor, SQL Scripts

A reader asked me to update my Simple Example of Cursor with AdventureWorks. Here is a sample cursor that loops through ProductID and prints each one.

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