Temporary Table Table Variable
1. Temporary tables are stored in the tempDB database. Table variables are stored in memory.
2. Temporary table is used for large data sets. Table variable is used for small data sets.
3. Stored procedures are recompiled every time if it uses a temporary table. Stored procedures do not need recompilation every time.
4. Temporary tables are slower in performance compare than table variable. Table variables are fast as they need fewer resources.
5. You do not need to pass temporary table to stored procedures and functions. You cannot pass table variable as input or output parameter to stored procedure and functions.

SQL Server Interview Questions Series - Part 1

Copyright © 2025 delaney. All rights reserved.