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TSQL to findout blocking and locks on a SQL Server?

Published 7 December 7 1:8 PM | SSQA.net

Have you ever performed huge operations such as deleting records of a table and processing inserts on that table at the same time? This is a common task that every application will have to perform and you can avoid by fine tuning your queries (mostly...

Filed under: sql server, performance, indexes, blocking, security, insert, tsql, locks, deletes

DBCC EXTENTINFO - unused pages in these extents (undocumented)

Published 4 September 7 7:45 AM | SSQA.net

When it comes to resolving table fragmentation, the basic checkout you perform is to run DBCC INDEXDEFRAG or even run DBCC DBREINDEX statements. As per the default configuraiton SQL Database Engine allocates a new extent to an allocation unit only when...

Filed under: sql server, performance, indexes, data, i/o, table, insert, allocation, fragmentation, deadlock, extent