The main reason why Microsoft introduced table variable in SQL Server 2000 is to reduce stored procedure recompilations (a recompilation occurs when the stored procedure execution plan is recreated). Table variables also have a well defined scope (the current procedure or function) and they induce less logging and locking (because their transaction last for a […]
Posts Tagged ‘table variables’
September 13, 2011 by Francois · 2 Comments
Filed under: Performance, TSQL
Social Tagging: Index • indexes • OPTION (RECOMPILE) • query plan • set statistics profile • statistics • sub-optimal query plan • table variables • temp tables
Filed under: Performance, TSQL
Social Tagging: Index • indexes • OPTION (RECOMPILE) • query plan • set statistics profile • statistics • sub-optimal query plan • table variables • temp tables
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