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I was interviewed in Feb 2025.
I applied via Recruitment Consulltant and was interviewed in Sep 2024. There was 1 interview round.
Drop command deletes the table structure along with data, while truncate command deletes only the data.
Drop command removes the table structure and all its data, while truncate command only removes the data but keeps the table structure intact.
Drop command is a DDL (Data Definition Language) command, while truncate command is a DML (Data Manipulation Language) command.
Drop command is slower than truncate command as it ...
In my project, I perform validations such as data completeness, data accuracy, data transformation, and data integrity checks.
Data completeness checks to ensure all required fields are populated
Data accuracy checks to verify the correctness of data
Data transformation checks to validate the transformation rules are applied correctly
Data integrity checks to maintain data consistency and reliability
Star Schema is a type of database schema where a central fact table is connected to multiple dimension tables. Snowflake Schema is a normalized form of Star Schema where dimension tables are further normalized into sub-dimension tables.
Star Schema has a central fact table connected to multiple dimension tables
Snowflake Schema is a normalized form of Star Schema with sub-dimension tables
Star Schema is denormalized for b...
Fact tables contain quantitative data while dimension tables contain descriptive attributes.
Fact tables store measurable, quantitative data such as sales revenue or quantity sold
Dimension tables store descriptive attributes related to the data in the fact table, such as product name or customer details
Fact tables are typically normalized while dimension tables are denormalized for easier querying
Example: In a sales dat...
I applied via Company Website and was interviewed in Feb 2021. There were 3 interview rounds.
What people are saying about Wipro
I was interviewed before Sep 2016.
I was interviewed in Jul 2017.
To leverage my skills and passion for technology in a field that offers diverse opportunities for growth and innovation.
Passion for technology and its advancements
Strong analytical and problem-solving skills
Desire to work in a field that offers diverse opportunities for growth and innovation
Transferable skills from other branch that can be applied in IT
Interest in staying updated with the latest trends and developments
I was interviewed before May 2016.
I have the skills, experience, and passion to excel in this role.
I have a strong background in data analysis and have successfully completed numerous projects in the past.
I am detail-oriented and have a proven track record of delivering high-quality work under tight deadlines.
I am a team player and have excellent communication skills, which allows me to collaborate effectively with colleagues and stakeholders.
I was interviewed before Oct 2016.
I was interviewed in Mar 2017.
based on 3 interviews
1 Interview rounds
based on 11 reviews
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