Database optimization interview questions
Web1 :: Tell me in brief the cursor optimization tips? The following are few tips for cursor optimization: - When the cursor is not needed, close the cursor. - Deallocate the cursor after closing it. - Fetch less number of rows. - Avoid triggers – because trigger executes whenever data gets updated, leads to overload of the system. WebSQL SERVER – Interview Questions and Answers – Frequently Asked Questions – Day 14 of 31. What are the basic functions for master, msdb, model, tempdb and resource …
Database optimization interview questions
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WebFeb 12, 2012 · Question Difficulty = Easy. Question 1: Name five different tools which can be used for performance tuning and their associated purpose. Performance … WebDec 7, 2024 · Data modeling scenario-based interview questions may come up. To measure your database design skills, you may be presented with a business process and asked to delineate how you would go about designing a database to support the process. For example, a DBMS scenario-based question might be to explain how you you would …
Web1 :: Tell me in brief the cursor optimization tips? The following are few tips for cursor optimization: - When the cursor is not needed, close the cursor. - Deallocate the cursor … WebApr 7, 2024 · Question 4. Build a social network platform using PHP and MySQL. The platform should allow users to create profiles, add friends, post status and comment on their friends’ statuses. Use design patterns like decorator pattern, factory pattern and observer pattern to ensure modularity, scalability and testability.
WebCheck if Administrators group belongs to sysadmin role. Check if CmdExec role is restricted to sysadmin only. Check if SQL Server is running on a Domain Controller. Check if sa … WebApr 14, 2024 - Explore frequently asked Redshift Interview Questions, Redshift and more.. Most Frequently asked Redshift Interview Questions and Answers (2024) ... Use the database audit logging feature to track information about authentication attempts, connections, disconnections, changes to database user definitions, and queries run in …
Web4 rows · Aug 24, 2024 · Are you prepared in attending an Database Optimization interview? Database Optimization is ...
Web1. Prefer to use views and stored procedures in spite of writing long queries. It’ll also help in minimizing network load. 2. It’s better to introduce constraints instead of triggers. They are more efficient than triggers and can increase performance. 3. Make use … sharman\\u0027s garden centreWebSep 15, 2024 · SQL tuning is the process of enhancing SQL queries to speed up the performance of your server. Its main goal is to shorten the time it takes for a user to … population of lgbt in ukWebJul 4, 2024 · SQL Complex Queries , Query Optimization and Interview Questions SQLServer 2016. In order to run the database perfectly, we need to make sure … population of lexington neWebFeb 22, 2024 · For one of your SQL optimization interview questions, you might be asked if you have a process you follow to determine the indexes that each database table … sharman\u0027s garden centre littleportWebMar 12, 2024 · SQL Server will first start from the first node i.e. root node. It will see that the number is greater than 30, so it moves to the 50 node. Further in Non-Leaf nodes it compares is it more than 40 or less than 40. … sharman\\u0027s garden centre littleportWebJul 24, 2024 · Q6) Explain proactive tuning. Answer: Application engineers will be able to determine which grouping of oracle features and system resources will best fulfill the requirements at the time of development and planning. This process is … population of lichfield staffsWebApr 9, 2024 · I interviewed at Bloomberg L.P. (Richardson, TX) Interview. It was okay. The interviewer was not scary and asked a leetcode easy question. The topic was on … sharman\u0027s longview texas