Database Optimization Interview Questions - Database Optimization FAQs

No indexes, excess recompilations of stored procedures.....
We shouldn't allow input from users during a transaction, we shouldn't open transactions while browsing through data...
SQL Server caches the plan of execution of query or stored procedure which it uses in subsequent call.....
Database B-trees....
Database Table Scan and Index Scan.....
Describe FillFactor concept in indexes....
Database index statistics.....
Database fragmentation....
Nested Join, Hash Join, and Merge Join in SQL Query Plan.....