Sql Server Temp Table Vs Table Variable Vs Cte Performance
Camila Farah
The only time this is not the case is when doing an insert and a few types of delete conditions.
In this article you will learn about the main differences between temp table table variable and cte. Summary of performance testing for sql server temp tables vs. Scope wise the local temp table is available only in the current session. Table variables as we can see from the results above a temporary table generally provides better performance than a table variable.
Pinal dave is a sql server performance tuning expert and an independent consultant. Cte common table expressions. The global temp tables are available for all the sessions or the sql server connections. The scope of the cte is limited to the statement which.
Along with 17 years of hands on experience he holds a masters of science degree and a number of database certifications. Temp table table variable and cte are commonly used way for storing temporary data. The scope of the table variable is just within the batch or a view or a stored procedure. The surprising thing in this case though is that the table variable outperformed the temporary table in all categories.
Pagination Of Results In Sql Server In Efficient Way Sql Server Sql Server
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