Remove Bytes Remove Hadoop Remove NoSQL
article thumbnail

Top 100 Hadoop Interview Questions and Answers 2023

ProjectPro

With the help of ProjectPro’s Hadoop Instructors, we have put together a detailed list of big data Hadoop interview questions based on the different components of the Hadoop Ecosystem such as MapReduce, Hive, HBase, Pig, YARN, Flume, Sqoop , HDFS, etc. What is the difference between Hadoop and Traditional RDBMS?

Hadoop 40
article thumbnail

Google BigQuery: A Game-Changing Data Warehousing Solution

ProjectPro

Numeric data consists of four sub-types: Integer type (INT64) Numeric type (NUMERIC DECIMAL) Bignumeric type (BIGNUMERIC BIGDECIMAL) Floating point type (FLOAT64) BYTES Although they work with raw bytes rather than Unicode characters, BYTES also represent variable-length data. Q: Is BigQuery SQL or NoSQL?

Bytes 52
article thumbnail

100+ Big Data Interview Questions and Answers 2023

ProjectPro

Data Storage: The next step after data ingestion is to store it in HDFS or a NoSQL database such as HBase. Typically, data processing is done using frameworks such as Hadoop, Spark, MapReduce, Flink, and Pig, to mention a few. How is Hadoop related to Big Data? How is Hadoop related to Big Data? Define and describe FSCK.

article thumbnail

Expert Roundtable: Batch vs Streaming in the Modern Data Stack [Video]

Rockset

They tackled the topic, “SQL versus NoSQL Databases in the Modern Data Stack.” I remember back in the day when you had to set up your clusters and run Hadoop and Kafka clusters on top, it was quite expensive. Now, we don’t have to care about bytes, but we do have to care about how many gigabytes or terabytes we are going to process.

Bytes 52
article thumbnail

97 things every data engineer should know

Grouparoo

39 How to Prevent a Data Mutiny Key trends: modular architecture, declarative configuration, automated systems 40 Know the Value per Byte of Your Data Check if you are actually using your data 41 Know Your Latencies key questions: how old is data? Increase visibility. how fast are queries? how many concurrent queries can we handle?

article thumbnail

Big Data Timeline- Series of Big Data Evolution

ProjectPro

1998 -An open source relational database was developed by Carlo Strozzi who named it as NoSQL. However, 10 years later, NoSQL databases gained momentum with the need to process large unstructured data sets. Hadoop is an open source solution for storing and processing large unstructured data sets. billion requests every day.

article thumbnail

Top 14 Big Data Analytics Tools in 2024

Knowledge Hut

quintillion bytes of data today, and unless that data is organized properly, it is useless. Some open-source technology for big data analytics are : Hadoop. APACHE Hadoop Big data is being processed and stored using this Java-based open-source platform, and data can be processed efficiently and in parallel thanks to the cluster system.