Msg 3201 with operating system error 3 means SQL Server cannot find the folder in your backup path. The tests here trigger errors 3, 5 and 67 on SQL Server 2025, show how to check the folder from the server side, and explain why a folder created on the SSMS computer does not help.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
SQL SERVER – 2012 Auditing Enhancement – On Audit Log Failure Options – Maximum Rollover Files
SQL Server 2012 adds two auditing enhancements: new options on audit log failure, like fail operation or continue, and a maximum rollover files setting.
EXISTS vs COUNT: The Right Way to Check If Rows Exist
Need a yes or no? Ask EXISTS. Need a number? Ask COUNT. Here is a small demo that shows why mixing them up can quietly give the wrong answer.
SQL SERVER – Explain Error:166 : does not allow specifying the database name as a prefix to the object name – Puzzle to Win SQL Server Interview Questions and Answers Book
Why does DROP PROCEDURE with the database name as a prefix give Error 166 when DROP TABLE works? Explain it and win my SQL Server Interview Questions and Answers book.
SQL SERVER – A Quick Look at Performance – A Quick Look at Configuration
Before I answer a performance question, I need to know the environment. Here is how I take a quick look at configuration to get the full picture fast.
Foreign Keys Across Databases: What to Use Instead
SQL Server will not create a foreign key to another database. Here is the real error, why a report is only detection, and a same-database option that enforces.
SQL SERVER – Fix: Error: Msg 1904, Level 16 The statistics on table has 33 column names in statistics key list. The maximum limit for index or statistics key column list is 32
Statistics can use up to 32 columns, while an index key is limited to 16. Here is Msg 1904 with a quick demo of 33 versus 32 columns.
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