Aggregate functions in SQL, queries using Groupby, having,Order by

Data types in python

creating series in Python from ndarray,dictionary, mathematical expression

Logical and membership operators in Python

Arithmetic,Relational and Assignment operators in Python

Introduction to python

Safety at Workplace

Creating a series from scalar value using python pandas

Creating data series in python

Working with python

Data structures in Python pandas

Online Transactions using Flipkart and IRCTC

Introduction to python libraries-pandas and Matplotlib

Overview of Database concepts

Advantages and disadvantages of online shopping

Order by clause in SQL

Offline blog editors

Aggregate functions in SQL, queries using Groupby, having,Order by

Substring pattern matching in where clause of SQL statement

Date functions in SQL

Creating and publishing web pages- BLOGS

Text functions in Sql(part 2)

Between and in operator in where clause of select statement

Logical operators in select statement of SQL

Text functions in Sql(part1)