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Title card: REBUILDDATABASE Error: 0x84CF0004

SQL SERVER – REBUILDDATABASE Error: 0x84CF0004 – While updating permission setting for folder The Permission Setting Update Failed for File

May 31, 2019
Pinal Dave
SQL Tips and Tricks
SQL Error Messages, SQL Login, SQL Server, SQL Server Security

While updating the permission setting for the folder, the permission setting update failed for the file with the error REBUILDDATABASE.

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A hotel luggage room where a sprawling heap of small overnight bags takes more floor than the trunks and suitcases

Plan Cache Memory by Cache Store: Where Plans Use Your RAM

May 30, 2019
Pinal Dave
SQL Performance
SQL Cache, SQL DMV, SQL Memory, SQL Server

Break down plan cache memory by cache store and object type, compare memory clerks, and investigate unused plans without cache clearing.

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DevOps

SQL SERVER – The Future of DevOps for DBA

May 29, 2019
Pinal Dave
SQL Tips and Tricks
DevOps, Quest, SQL Server

Unless you live under a rock, you have heard the word DevOps. Here I define it simply and share my thoughts on the future of DevOps for the DBA.

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Gouache painting of a vermilion spice rack crowding a kitchen counter beside a cutting board of sliced vegetables

Index Slows Down SELECT? What an Unused Index Costs You

May 28, 2019
Pinal Dave
SQL Performance
Execution Plan, SQL Index, SQL Performance, SQL Statistics

An index slows down SELECT queries only in small ways when the plan never reads it. This post measures compile memory with twelve unused indexes, shows the plan change when a related index appears, and counts what every insert and update pays. The real bill arrives on writes.

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Pumpkins in pairs on a farm stand, the smaller of each pair tied with a red ribbon, one unpaired pumpkin at the end.

Every Second Item Free: Pricing Promotions With ROW_NUMBER

May 27, 2019
Pinal Dave
SQL Tips and Tricks
Ranking Functions, SQL Function, SQL Scripts, SQL Server

Price every second item as free with ROW_NUMBER, expand quantities into units, and calculate basket discounts without double counting.

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An empty park bench under falling blossoms shows why appearance alone cannot establish its last use

When was Table Accessed Last By User? – Interview Question of the Week #226

May 26, 2019
Pinal Dave
SQL Interview Questions and Answers
SQL DMV, SQL Index, SQL Scripts, SQL Server, SQL Table Operation

When was a table accessed last by a user? When clients say a table is rarely used, I run this report to check before we create or drop indexes.

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Title card: REBUILDDATABASE Error 0x851A0012: Missing sa Password

SQL SERVER – REBUILDDATABASE Error: 0x851A0012 – Missing sa Account Password. The sa Account Password is Required for SQL Authentication Mode

May 25, 2019
Pinal Dave
SQL Tips and Tricks
SQL Error Messages, SQL Login, SQL Server, SQL Server Security

The plan was to first rebuild system databases and then restore ALL databases from the backup. Today we will discuss an error about REBUILDDATABASE.

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