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Big Data
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What’s New
Spark Where And Filter DataFrame Or DataSet – Check 5 Easy And Complex Examples!
In this tutorial we will dive into the topic, which is called: Spark Where And Filter DataFrame Or DataSet. filter()…
Spark withColumn DataFrame Method – 7 Very Easy Examples!
Since version 2.0.0 the Spark withColumn DataFrame function was introduced. This method returns a new DataFrame or Dataset that includes…
Spark Select – How To Select Columns From DataFrame – Check 11 Great Examples!
One of the most common operation which we can execute on DataFrame is the Spark Select function. In this tutorial…
Big Data
Spark Where And Filter DataFrame Or DataSet – Check 5 Easy And Complex Examples!
In this tutorial we will dive into the topic, which is called: Spark Where And Filter DataFrame Or DataSet. filter()…
Spark withColumn DataFrame Method – 7 Very Easy Examples!
Since version 2.0.0 the Spark withColumn DataFrame function was introduced. This method returns a new DataFrame or Dataset that includes…
Spark Select – How To Select Columns From DataFrame – Check 11 Great Examples!
One of the most common operation which we can execute on DataFrame is the Spark Select function. In this tutorial…
Spark Create DataFrame From RDD, File And RDBMS – 4 Data Sources
In Spark, the createDataFrame() and toDF() methods are used to manually build in Spark to Create a DataFrame. You can…
Read Multiple Text Files Into Single RDD By Spark – 4 Cool Examples!
Using the textFile() and wholeTextFiles() methods provided by Spark core’s SparkContext class, we may read multiple text files into Single…
![[SOLVED] How To Change Maximum Line Length In PyCharm? It's Quick And Easy!](https://bigdata-etl.com/wp-content/uploads/2022/09/How-To-Change-Maximum-Line-Length-In-PyCharm-1-1024x512.png "What's New? Why Big Data Is Awesome? 26")
[SOLVED] How To Change Maximum Line Length In PyCharm? It’s Quick And Easy!
In this post I will answer on your question: How To Change Maximum Line Length In PyCharm? What Is PyCharm?…
![[SOLVED] How To Check Cloudera Impala Version CLI? - This 1 Simple Method Will Help You!](https://bigdata-etl.com/wp-content/uploads/2022/09/How-To-Check-Cloudera-Impala-Version-CLI-1-1024x512.png "What's New? Why Big Data Is Awesome? 27")
[SOLVED] How To Check Cloudera Impala Version CLI? – This 1 Simple Method Will Help You!
In this post I will show you how to check Cloudera Impala version using CLI. It’s very easy and only…
Spark Select The First Row Of Each Group (PySpark) – Check 3 Cool Cases Of Usage
In this post I will show you how to by Spark Select The First Row Of Each Group! It’s very…
![[SOLVED] How To Check Spark Version (PySpark Jupyter Notebook)? - These 2 Simple Method Will Help You!](https://bigdata-etl.com/wp-content/uploads/2022/09/How-To-Check-Spark-Version-PySpark-Jupyter-Notebook-1-1024x512.png "What's New? Why Big Data Is Awesome? 29")
[SOLVED] How To Check Spark Version (PySpark Jupyter Notebook)? – These 2 Simple Method Will Help You!
In this post I will show you how to check Spark version using CLI and PySpark code in Jupyter notebook….
Talend Data Integration (ETL):
Why You Should Learn The Big Data?
Why Big Data Is Awesome? Companies have realised they need data scientists, university institutions are hurrying to develop data science programmes, and media are promoting data science as a trendy career option. It’s nearly hard to be an expert in everything, with new technology and approaches arriving every week. There is only so much time in the week, and there are so many fascinating topics to learn more about.
Market Needs A Lot Of Professionals With Expertise In Big Data!
It is critical to demonstrate the demand for big data professionals in the IT business in order to motivate you to learn Big Data. One of the most fascinating aspects of Big Data is how quickly it evolves.
High Salaries
The demand for Big Data experts such as Data Analysts, Data Scientists, Data Architects, and others is expanding in tandem with the growing amount of data. Companies like Amazon, Google, Facebook, Microsoft, and others pay their Big Data experts a lot of money to work on their consumer data.
A Big Data Engineers salaries, according to Glassdoor, is $104,463 per year in 2022.
Big Data Is Widely Used
Data professionals aren’t limited to working in a few industries; instead, they contribute to a wide range of industries. Finance, manufacturing, information technology, communications, retail, logistics, and autos are just a few of the fields in which you can work.
Big Data is used by every industry to gain a competitive advantage and make data-driven decisions. As a result, now is the ideal time to pursue Big Data as a career path. DataFlair has developed Big Data training courses created by industry veterans to assist you.
Continuous Skills Enhancements
The demand for skilled Big Data specialists is fast increasing, in accordance with Big Data trends in general. There is currently more demand than supply, resulting in significant salary and payout increases for those with the requisite skill set. Major job boards, such as Indeed and LinkedIn, have been posting an increasing number of job openings for Data Analysts and Data Scientists. The need for Big Data specialists with this skill set is increasing, but supply is still scarce. Individuals in this profession will have a lot of work options as a result of this.
Big Data Go Together With AI
Artificial Intelligence (AI) is one of the most sought-after skills in today’s business world. Most individuals are unaware, however, that Big Data serves as a “basis” for organisations looking to begin AI projects. AI is mostly based on the same methodologies and processing skills that are necessary in Big Data environments. Organizations who want to use AI in the future would profit immensely by first establishing a solid and structured Big Data ecosystem. Following this, AI approaches such as cognitive analytics can be used as the following stage.
Break Your Limits And Broad Horizons
Finally, and perhaps most importantly, studying Big Data is a rewarding and (at times) enjoyable time investment. Big Data and data analysis in general are full of puzzles to answer, and they will considerably improve your analytical and reasoning skills. Statistics and problem-solving skills are two primary disciplines of Big Data. These skills are useful and highly practical on a day-to-day basis, even if you don’t want to pursue a career in Big Data.
How To Start Learning Big Data From Scratch?
The best way (to quote the classic) is to answer one important question first: what do you want to do in the world of Big Data? Then start doing it!
Some people want to process data, so it’s good to find out whose it are this Big Data components: Hadoop, Hive, Apache Spark and Apache Airflow.
Others, on the other hand, want to be data analysts, and some want to delve into machine learning algorithms. All these themes are intertwined and complement each other.
It is important to take your own course and stick to it for a long time until we achieve some measurable results. If we keep jumping from one topic to the next and don’t show patience, you will never achieve your goal. Patience and persistence are essential.
The more you delve into the topic and learn about new things, the more you’ll find out Why Big Data Is Awesome!
Other Topics
![[SOLVED] Spark Check If Table Exists In Hive Using Apache Spark Or PySpark? - Great And Simple 2 Snippets Of Code!](https://bigdata-etl.com/wp-content/uploads/2018/08/Spark-check-if-Table-exists-1024x512.png "What's New? Why Big Data Is Awesome? 32")
[SOLVED] Spark Check If Table Exists In Hive Using Apache Spark Or PySpark? – Great And Simple 2 Snippets Of Code!
Hive Metastore Hive keeps all the metadata in Hive Metastore which it’s simply RDBMS like Oracle, Mysql, Postgres database. Any…
![[SOLVED] Jersey stopped working with InjectionManagerFactory not found: Cool, short and quick 1 solution!](https://bigdata-etl.com/wp-content/uploads/2020/11/Jersey-stopped-working-InjectionManagerFactory-not-found-1024x512.png "What's New? Why Big Data Is Awesome? 33")
[SOLVED] Jersey stopped working with InjectionManagerFactory not found: Cool, short and quick 1 solution!
Problem of injectionmanagerfactory not found The issue exists because starts from 2.26 the Jersey is not backward compatible [ injectionmanagerfactory…
DialogFragment Android Pass Arguments Or Parameters? – Easy & Quick 1 Min Tutorial!
In this short post I will show [ DialogFragment Android Pass arguments ] you how to dynamically provide arguments to…
![[ERROR] OS=Windows and the assembly descriptor contains a *nix-specific root-relative-reference (starting with slash) / - read quick and easy solution in 2 mins!](https://bigdata-etl.com/wp-content/uploads/2020/03/annie-spratt-x-cEGE4dw8Q-unsplash-1-1024x779.jpg "What's New? Why Big Data Is Awesome? 35")
[SOLVED] [ERROR] OS=Windows and the assembly descriptor contains a *nix-specific root-relative-reference (starting with slash) / – read quick and easy solution in 2 mins!
Reason of OS=Windows and the assembly descriptor contains This error (OS=Windows and the assembly descriptor contains) may occur during Maven…
Spark Select – How To Select Columns From DataFrame – Check 11 Great Examples!
One of the most common operation which we can execute on DataFrame is the Spark Select function. In this tutorial…
SQL Server To Teradata: Data Migration And Conversion Of Data Types From MS – Full And Useful Guide In 5 Mins!
Data migration between two different database systems always involves the conversion of data types [ SQL Server to Teradata ]….
How To Load Ehcache.xml From External Location Spring Boot? – Quick & Easy Solution In 2 Mins!
In this tutorial we will focus on how to load ehCache.xml from external location Spring Boot. Out of the box…
[SOLVED] Apache Spark Rename Or Delete a File HDFS – Great Example In 1 Minute?
In this short post I will show you how you can using Apache Spark rename or delete a file HDFS….
![[SOLVED] Maven settings.xml password special characters - 1 simple solution](https://bigdata-etl.com/wp-content/uploads/2019/10/escape_character_eng-1024x724.png "What's New? Why Big Data Is Awesome? 40")
[SOLVED] Maven settings.xml password special characters – 1 simple solution
Maven Escape Special Characters The problem itself is only that we are using the XML format, which has its limitations…