Month: March 2021

Apache Storm interview questions

1. What is Apache Storm? Apache Storm is a free and open source distributed realtime computation system. Apache Storm makes…

Apache PIG interview questions

1. What is pig? Pig is a Apache open soucre project which run on top of hadoop,provides engine for data…

Apache Spark interview questions

1. What is Apache Spark? Apache Spark is an open source cluster computing fast and flexible data processing framework. It…

What are the Best Practices when using Snowflake Transactions?

A transaction should contain statements that are related and should succeed or fail together. Larger transactions can improve performance in…

Semi-structured Data Types that is supported by Snowflake

Semi-structured Data Types that Snowflake support are VARIANT,OBJECT,ARRAY. These data types are used to represent arbitrary data structures which can…

Data types supported in Snowflake for managing Dates

DATE Snowflake supports a single DATE data type for storing dates (with no time elements). DATE accepts dates in the…

Data communication interview questions

1. What are the components of Data communication ? a. Message – It is the information to be communicated. b….