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SQL Server Management Studio Execution Plan.

SQL SERVER – Find All Servers From Local Network – Using sqlcmd – Detect Installed SQL Server on Network

March 18, 2009
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Scripts, SQL Utility, sqlcmd

Find every SQL Server on network with one command: sqlcmd -L or osql -L lists the instances on your local network. An update to my old isql script.

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Sql server query plan cache.

SQL SERVER – Practical SQL Server XML: Part One – Query Plan Cache and Cost of Operations in the Cache

March 17, 2009
Pinal Dave
SQL Performance
Database, SQL Scripts, SQL Utility, SQL XML

A guest post from Michael Coles, author of Pro SQL Server 2008 XML: a practical XML demo that looks at the query plan cache and the cost of cached operations.

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zero

SQL SERVER – UDF – Pad Ride Side of Number with 0 – Fixed Width Number Display

March 16, 2009
Pinal Dave
SQL Tips and Tricks
Best Practices, SQL Function, SQL Scripts, SQL Server, SQL Utility

SQL SERVER – UDF – Pad Ride Side of Number with 0 – Fixed Width Number Display. Let us learn more about this blog.

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Four places at a wooden table, with cake at two ribbon-marked cards and a hand lowering the second plate.

LEFT JOIN ON Clause: Conditions Decide Matches, Not Rows

March 15, 2009
Pinal Dave
SQL Tips and Tricks
SQL Joins, SQL NULL, SQL Scripts

Why a condition in ON keeps every customer, why a left-side condition removes nobody, and how one WHERE quietly undoes two LEFT JOINs.

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A row of old brass light switches, one held in the up position by a strip of yellowed, curling tape.

Trace Flags Worth Knowing About

March 14, 2009
Pinal Dave
SQL Tips and Tricks
DBA, SQL Server Configuration, SQL Server DBCC, TraceFlags

Review trace flags worth knowing about in current SQL Server, distinguish session, global, and startup scope, and verify each flag’s support.

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SQL Server Profiler window in a command prompt.

SQL SERVER – Profiler – Adding Filters – Observation on CPU Load

March 13, 2009
Pinal Dave
SQL Performance
SQL Profiler, SQL Utility

I thought adding a column filter in SQL Server Profiler would lower CPU load. My test with large sample data showed the opposite: the filter raised CPU usage.

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An open wooden specimen case holds cylinders, small blocks and polished stone spheres in separate compartments.

NULLIF Text: Collation Decides Whether Values Match

March 12, 2009
Pinal Dave
SQL Tips and Tricks
SQL Collation, SQL Function, SQL Server

NULLIF text comparisons can remove a matching value. Select the matching rule explicitly and preserve the first expression’s return contract.

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