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I applied via Recruitment Consulltant and was interviewed before Aug 2022. There were 5 interview rounds.
Basic maths and logical thinking
Top trending discussions
I applied via Company Website and was interviewed in Dec 2019. There were 4 interview rounds.
Explanation of row number, rank, dense rank, partition by, indexing joins, and query optimization techniques.
Row number is a function that assigns a unique number to each row in a result set.
Rank is a function that assigns a rank to each row based on the values in a specified column.
Dense rank is a function that assigns a rank to each row based on the values in a specified column, but with no gaps in the ranking.
Partit...
Real-time examples of data analytics
Predictive maintenance in manufacturing
Real-time fraud detection in banking
Personalized recommendations in e-commerce
Real-time traffic analysis for smart cities
Real-time health monitoring in medical devices
I applied via Policy bazaar site and was interviewed before Sep 2019. There was 1 interview round.
Introducing the new and improved smartwatch with advanced health tracking features.
Track your heart rate, sleep patterns, and daily activity levels
Receive notifications and make calls without taking out your phone
Choose from a variety of stylish designs to match your personal style
Policy Bazaar is an online insurance marketplace in India.
Policy Bazaar is a platform that allows users to compare and buy insurance policies from various providers.
It offers a wide range of insurance products including health, life, motor, travel, and home insurance.
Users can get quotes, compare features and prices, and make informed decisions about their insurance needs.
Policy Bazaar has partnerships with leading ins...
I was interviewed in Jun 2018.
I applied via Campus Placement and was interviewed before Jan 2020. There was 1 interview round.
I applied via LinkedIn and was interviewed in Sep 2020. There was 1 interview round.
Sharing data insights can help improve services and identify revenue opportunities.
Analyzing customer behavior can help identify areas for improvement
Identifying trends in sales data can help optimize pricing strategies
Using data to personalize marketing efforts can increase customer engagement
Predictive modeling can help identify potential revenue opportunities
Tracking key performance indicators can help optimize busi
I applied via Company Website and was interviewed before Oct 2020. There was 1 interview round.
I applied via Referral and was interviewed in May 2021. There were 2 interview rounds.
I applied via Naukri.com and was interviewed in Feb 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed in Nov 2024. There was 1 interview round.
Union combines the results of two or more SELECT statements, while Union all includes all rows, including duplicates.
Union removes duplicate rows from the result set, while Union all includes all rows.
Union sorts the result set, while Union all does not.
Union is slower than Union all because it performs a distinct operation.
Example: SELECT column1 FROM table1 UNION SELECT column1 FROM table2;
Example: SELECT column1 FRO
Joins are generally faster than unions.
Joins are typically faster than unions because they combine data from multiple tables based on a common column, while unions combine data from multiple queries into a single result set.
Joins can utilize indexes on the columns being joined, which can improve performance.
Unions involve combining the results of multiple queries, which can be slower as it requires merging and sorting ...
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Software Engineer
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