Learn ETL & SQL With Nitin Srivastava.
Welcome to my website. I am Nitin Srivastava. A Data Engineer by profession with 14+ years of professional experience.I have worked with multiple enterprises using various technologies supporting Data Analytics requirements.
As a Data Engineer, primary skill has always been SQL. Also I have worked a lot in the past decade to build and maintain data warehouse for multiple enterprises.
I am also very much inclined on creating systems which can repeatedly deliver projects with minimum human intervention and saving thousands of man-hours in doing same tasks again and again.
My Youtube Channel
Build a Data Warehouse from Scratch
Free Teradata Utilties
Check out these topics to get you started
Start your learning journey by reading posts
Teradata
Redshift
SQL
Data Warehouse
Teradata
Teradata is one of the most popular Data Warehouse solution available in the market. Many of the top enterprises use Teradata for their analytical and decision support system.
If you are working in Teradata or looking to start learning Teradata I will recommend following learning path to you.
- Teradata Basics
- Overview of Teradata tutorial & topics
- Teradata Architecture
- Data Distribution in Teradata
- Different types of Storage Space in Teradata
- HASHROW, HASHBUCKET, HASHAMP in Teradata
- Difference between primary index and secondary index in teradata
- Primary Index vs Primary Key
- Locks in Teradata
- Compression in Teradata – Introduction
- Teradata dbqlogtbl for resource consumption
- 6 ways to load data from file in Teradata
- Teradata Table Design
- Teradata SQL Assistant
- Teradata Utilties
- Teradata SQL
- teradata concatenate
- teradata cast
- handle NULL like PRO
- teradata union vs union all
- numeric overflow occurred during computation
- teradata case when
- regular expression in teradata
- teradata remove special characters
- teradata split string into rows
- converting multiple rows into single row in teradata
- teradata combine rows
- teradata recursive query
- table/view/trigger name is ambiguous
- teradata export data to excel
- order by is not allowed in subqueries
- qualify row_number() over (partition by
- teradata rank vs row_number
- teradata casespecific
- set session charset utf-8 in teradata
- scd types in teradata
- scd type 1 implementation in teradata
- scd type 2 implementation in teradata
- teradata sql commands cheat sheet
- teradata interview questions
- duplicate unique prime key error
- Teradata Date & Timestamp
- Teradata Stored Procedure
- Teradata Miscellaneous
Redshift
Amazon Redshift is the modern cloud data warehouse service offered by AWS (Amazon Web Services). It is considered as one of the fastest data analytical engine availabe in the market today.
If you are working in Amazon Redshift or looking to start learning Amazon Redshift I will recommend following learning path to you.
Amazon Redshift Course for Absolute Beginners : Join the course
Amazon Redshift Course for Absolute Beginners : Join the course
- Redshift Table Design
- Redshift Table Load
- Redshift SQL
- Redshift Stored Procedure
- AWS Certificates
SQL
SQL (Structured Query Language) is used to Query data present in database tables. It follows ANSI standard and is considered as the most important skill for any Data related job in the market.
If you are SQL beginner I will recommend reading below posts
Data Warehouse
Data warehouse is used to store and analyse historical data generated by multiple sources. The data warehouse enabled business to take informed decisions to increase business.
If you are a beginner I will recommend reading below posts