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Policy Based Management Quiz: Which Mode Can Stop a Change?

January 26, 2012
Pinal Dave
SQL Puzzle
Best Practices, Policy Management, SQL Coding Standards, SQL Server Configuration

This Policy Based Management Quiz asks which evaluation mode can stop a bad change before it is saved. The answer is On change: prevent. A tested T-SQL script blocks a badly named table and shows how few facets support that mode.

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CHECKPOINT Behavior Quiz: What Lets the Log Be Reused?

January 17, 2012
Pinal Dave
SQL Puzzle
SQL Backup and Restore, SQL Log, SQL Server Configuration, Transaction Log

This CHECKPOINT Behavior Quiz asks what lets SQL Server reuse transaction log space under the SIMPLE and FULL recovery models. The answers differ, and a tested script shows both. It also shows how one open transaction keeps the log from being reused.

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SQL Assessment API Findings: From Scan to Action

May 6, 2011
Pinal Dave
SQL Tips and Tricks
Best Practices, PowerShell, SQL Server, SQL Server Configuration

SQL Assessment API findings can guide a health review, provided the scan’s scope and evidence are clear. I separate collection problems from recommendations before deciding what to change. A short list is useful only when I know what was checked.

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SQL Server Health Check: Six Checks to Prioritize

May 5, 2011
Pinal Dave
SQL Tips and Tricks
Best Practices, SQL Backup and Restore, SQL Server, SQL Server Configuration, SQL TempDB

A SQL Server health check becomes useful when its findings lead to a clear, justified next step. I start with recovery and access risks before tuning preferences. A warning deserves investigation, but it does not automatically justify a server change.

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Diagnosing a Frozen Server With the Dedicated Admin Connection

May 4, 2011
Pinal Dave
SQL Tips and Tricks
DBA, SQL Connection, SQL Server Configuration, sqlcmd

The dedicated admin connection provides a narrow emergency path to a stalled SQL Server; prepare remote access and keep diagnostics light.

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Setting MAXDOP and Cost Threshold Sensibly

November 16, 2010
Pinal Dave
SQL Performance
MAXDOP, Parallel, SQL CPU, SQL Performance, SQL Server Configuration

MAXDOP and cost threshold work together to shape parallel plans; inspect current values, test a change, and watch real workload effects.

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Finding Misconfigurations With One Script

September 11, 2010
Pinal Dave
SQL Tips and Tricks
Best Practices, DBA, MAXDOP, SQL Scripts, SQL Server Configuration

Finding misconfigurations With One Script checks SQL Server settings that deserve a review, with recommendations tied to workload and evidence.

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