54 Stories by SkilloVilla Team
SQL database types explained: relational vs NoSQL, the main SQL data types, and which database an analyst actually works with in India.
DDL commands in SQL explained with syntax and examples: CREATE, ALTER, DROP, TRUNCATE and RENAME, and how they differ from DML.
23 data science interview questions with answers on machine learning, statistics, model evaluation and deployment, grouped fresher to advanced.
23 data analyst interview questions with answers across SQL, Excel, Power BI, statistics and business sense, grouped fresher to advanced.
SkilloVilla success stories in one page: named alumni, their previous roles, the companies they joined, and the salary jumps they reported.
How to build a data analyst portfolio that gets interviews: real Indian datasets you can download today, four worked project briefs, and repo guidance.
Python for data analysis explained for beginners: the four libraries that matter, pandas operations with exact syntax, and the workflow analysts use.
The features of MS Excel that matter for analysis, plus Excel formulas for data analysis with exact syntax and worked examples you can copy.
A real data analyst job description, plus the data analytics jobs in India that are actually hiring, what each one pays and how to...
The data analyst skills required in 2026, with the level of SQL, Excel, Power BI and Python Indian employers actually test at interview.
