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Eliminating Unnecessary DELETE Operations
SQL Server performance issues often stem from easy fix bottle necks that can be fixed with the right tuning strategies. This short blog will focus on the DELETE statement. The problem with DELETE statements is that it requires excessive logical reads and consumes transaction log space, even in simple recovery mode. DELETE is a row-based operation and generates large number of logical reads whereas TRUNCATE removes all of the rows of a table or partition at the storage, for a much faster and more efficient operation. Both DELETE and TRUNCATE remove data from a table, but they behave differently in… Continue Reading
