SQL Server DBCC Commands: The Complete DBA Reference Guide
Jun 8, 2026 / · 6 min read · sql server dbcc commands database maintenance database administration maintenance scripts sql scripts consistency checks DBCC CHECKDB DBCC SHRINKFILE plan cache ·Every SQL Server instance ships with a parallel command vocabulary that never appears in an ORM, a stored procedure, or an application query: the DBCC statements. They validate physical page structure, reclaim file space, evict cached plans, reseed identity columns, and report internal counters that no SELECT exposes — …
Read MoreSQL Server DBCC SHRINKDATABASE: When and When Not to Shrink
A one-time data load doubled a data file overnight, the load is done, the rows are deleted, and the file is now mostly empty space. The reflex — reach for DBCC SHRINKDATABASE and give the disk back — is one of the most common self-inflicted performance wounds in SQL Server administration. This post explains exactly …
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