Remove all clean buffers from the buffer pool.
Syntax
DBCC DROPCLEANBUFFERS [WITH NO_INFOMSGS]
Syntax for Azure Synapse Analytics and Analytics Platform System (PDW):
DBCC DROPCLEANBUFFERS ( COMPUTE | ALL ) [ WITH NO_INFOMSGS ]
Key:
WITH NO_INFOMSGS - Suppress all information messages.
This command is useful to test queries with a cold buffer cache without shutting down and restarting the server.
To produce a 'cold' buffer cache with all dirty pages written to disk, first use CHECKPOINT.
#Why can't I ease your doubtful mind, and melt your cold, cold heart # ~ Hank Williams
CHECKPOINT
DBCC FREE... CACHE
