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SQL DMVs are dynamic management views that provide information about the current state of a SQL Server instance for performance tuning.
DMVs can be used to identify performance bottlenecks, monitor resource usage, and troubleshoot issues.
Examples of commonly used DMVs include sys.dm_exec_query_stats, sys.dm_os_wait_stats, and sys.dm_io_virtual_file_stats.
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SQL architecture refers to the structure and components of a SQL database system.
SQL architecture includes components like storage engine, query processor, and buffer manager.
The storage engine manages data storage and retrieval, while the query processor processes SQL queries.
The buffer manager handles caching and memory management to optimize performance.
Examples of SQL architectures include MySQL, Oracle, and SQL Se
posted on 12 Aug 2022
Index is used to speed up data retrieval while statistics are used by the query optimizer to create an efficient query plan.
Indexes are created on columns to speed up data retrieval
Statistics are used by the query optimizer to create an efficient query plan
Indexes are used to enforce uniqueness and primary key constraints
Statistics are used to estimate the number of rows returned by a query
Indexes can be clustered or n...
I applied via Naukri.com and was interviewed in Aug 2021. There were 3 interview rounds.
I applied via Campus Placement and was interviewed before Sep 2021. There were 4 interview rounds.
Prepare normal for aptitude - maths, quant, analytic
My GD topic was Is internet good for students or not
I didn't attempt this as I was noob back in third year Engg
posted on 5 Feb 2021
I applied via Campus Placement and was interviewed in May 2020. There were 6 interview rounds.
I applied via Campus Placement and was interviewed before Sep 2020. There were 4 interview rounds.
Find the second largest element from an integer array in a single traversal
Initialize two variables to store the largest and second largest elements
Traverse the array and update the variables accordingly
Return the second largest element
I applied via Company Website and was interviewed before Jan 2021. There were 4 interview rounds.
I applied via Campus Placement and was interviewed before Nov 2020. There were 3 interview rounds.
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