Connecting SSMS to Azure storage failed with 400 Bad Request: authentication failed for account and the provided key. Here is the cause and the fix.
SQL SERVER – The OLE DB Provider “Microsoft.ACE.OLEDB.12.0” for Linked Server “(null)” Reported an Error. Access Denied
OPENROWSET on an Excel file gave: The OLE DB provider “Microsoft.ACE.OLEDB.12.0” for linked server “(null)” reported an error. Access denied. Here is the fix.
Tagging Personal Data Columns With ADD SENSITIVITY CLASSIFICATION
Add sensitivity classification to reviewed columns, inspect stored labels, and keep discovery separate from encryption and access controls.
Schema Changes History Report: See Who Dropped a Table
The Schema Changes History report shows who created, altered or dropped a table. This post reads the same default trace with T-SQL, tests it on a table and a database drop, and explains the limits: file rollover and shared logins. It ends with ways to keep the history longer.






