- Sql1 to Sql6: LeetCode SQL problem sets
- Mock_SQL / Mock_SQL2 / Mock-SQL-3: Mock test SQL problems
- Each folder contains:
.sqlsolution file
- Pandas1 to Pandas11
- Mock_Pandas_1 / Mock_Pandas_2
- Each folder contains:
.pysolution file
- Joins, Aggregations, Window Functions
- Subqueries & CTEs
- Data cleaning & transformation
- Analytical thinking for business-style queries
- Data manipulation with Pandas
- Algorithmic problem solving
- Clean, modular code with edge case handling