SQL stands for Structured Query Language. SQL is a database management language for relational databases. SQL lets you access and manipulate databases. SQL queries are not case sensitive. (SELECT = select) Division of SQL: Data Manipulation Language (DML) is used to add, update or delete data . Examples: INSERT, DELETE and UPDATE. Data Definition Language (DDL) is used... Continue Reading →
How to Decrypt PGP Encrypted files in Databricks
As a Data Engineer you may come across a project where you need to Decrypt the PGP Encrypted files in order to get the data and apply transformation logic on it
How to read .csv and .xlsx file in Databricks
How to read .xlsx file: Step 1: In order to read .xlsx file, you need to have the library com.crealytics:spark-excel_2.11:0.12.2 installed in the Databricks cluster. Steps to install library com.crealytics:spark-excel_2.11:0.12.2 to Databircks cluster: Step 1: Select the Databricks cluster where you want to install the library. Step 2: Click on Libraries. Step 3: Click on... Continue Reading →
Everything you need to know about Big Data
Big Data refers to the data which is nearly impossible to process using a single computer as it is huge in size, generated frequently and is in many different formats.