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Optimizing SQL Joins involves using proper indexing, limiting the result set, and avoiding unnecessary joins.
Use indexes on columns involved in join conditions to improve performance
Limit the result set by using WHERE clause to filter out unnecessary rows before joining
Avoid unnecessary joins by only joining the tables that are needed for the query
Optimizing performance involves setting clear goals, providing feedback, offering training and development opportunities, and fostering a positive work environment.
Set clear goals and expectations for employees
Provide regular feedback and recognition for good performance
Offer training and development opportunities to help employees improve their skills
Create a positive work environment that promotes collaboration and c...
posted on 4 Dec 2016
I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.
Yes, I have coded in curriculum. The most complex one was a project on building a web application using React and Node.js.
Built a full-stack web application using React and Node.js
Implemented user authentication and authorization using JSON Web Tokens (JWT)
Used MongoDB as the database and Mongoose as the ODM
Implemented real-time updates using Socket.IO
Deployed the application on Heroku
Handled errors and implemented log
Big data refers to large and complex data sets that cannot be processed using traditional data processing methods.
Big data is characterized by its volume, velocity, and variety
It is used in various industries such as healthcare, finance, and retail
Examples of big data include social media data, sensor data, and transactional data
It is called 'big' because it involves processing massive amounts of data
Big data requires ...
I am passionate about technology and eager to learn new skills in the IT sector.
I have always had a keen interest in technology and enjoy working with computers.
I believe the IT sector offers more opportunities for growth and advancement in my career.
I have seen the impact of technology on various industries and want to be a part of that innovation.
I have taken courses in programming and networking to prepare myself fo
To find the product of all data points using SelectSum(), log(), and exp() functions.
Use the log() function to convert the product into a sum of logarithms
Apply the SelectSum() function to calculate the sum of logarithms
Finally, use the exp() function to convert the sum back into the product
I applied via Naukri.com and was interviewed before Jun 2020. There were 3 interview rounds.
I applied via Recruitment Consultant and was interviewed before Aug 2020. There was 1 interview round.
I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.
About the impact of coronavirus
I applied via Company Website and was interviewed in Nov 2020. There was 1 interview round.
As a BM, my action plan would be to analyze the market, identify opportunities, develop strategies, and build a strong team.
Conduct a thorough market analysis to identify potential opportunities and threats
Develop strategies to capitalize on opportunities and mitigate threats
Build a strong team by identifying and hiring top talent, providing training and development opportunities, and fostering a positive work culture
E...
I applied via Naukri.com and was interviewed in Nov 2020. There was 1 interview round.
I applied via Referral and was interviewed before Mar 2021. There were 3 interview rounds.
Reasoning and mathematics
I applied via Approached by Company and was interviewed in Oct 2018. There were 5 interview rounds.
I applied via Referral and was interviewed before May 2021. There were 2 interview rounds.
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