Web Crawling vs. Web Scraping: The battle for data extraction dominance!

hello everybody and welcome to tech in five minutes today we are talking about the differences between web crawling and web scraping watch this video to know why these two terms do not mean the same on our channel we share thoughts on recent developments in the tech industry subscribe not to miss new videos let's start there are many ways to gather information from the internet yet web crawling and web scraping are two of the most common ones and while most people use these terms interchangeably in reality they are not the same thing so let's start web crawling and web scraping comparison with definitions what is web crawling web crawling is the process of using tools to read copy and store the content of websites for archiving or indexing purposes basically it's what search engines like google bing or yahoo do they use crawling to look through the websites discover what content they include and build entries for search engine index what's web scraping web scraping is the process of extracting a large amount of specific data from online sources the extracted data is often further interpreted and parsed by data analysts to make more balanced business decisions would you like to find out more about data analysis we have an in-depth article on types of data analytics the link is in the description let's see how web crawling versus scraping works web crawling is performed by special bots or programs called web crawlers or web spiders as a rule a web crawler executes the following steps it visits the initial list of specific urls also called seeds during the visits the crawler locates the content on the web pages conveys it to the database and adds it to the search engine index after indexing it identifies other links found on the initial web pages and adds them to the frontier then the crawler repeats steps one through three with new links until the frontier is empty most sites use search engine optimization methods to make their content easily discoverable by web crawlers and thus rank higher in search engine results watch further to know more ways to use data scraping versus data crawling for your business but first let's see how web scraping works this process is usually performed by special programs called web scrapers generally data scraping consists of the following steps a web scraper takes the list of urls it loads all the html code for these websites then it gathers all data or data of the predefined type and finally it downloads the data and saves it in sql xml or excel format now let's talk about the tools used for these data gathering methods let's start web crawlers among the most widely used are apache nutch storm crawler screaming frog semrush and deep crawl all of them allow you to automate crawling activities and scan thousands of websites for the requested content similarly the market provides a range of automated web scrapers among the commonly used scraping tools are scraping b octoparse scrapy parse hub and f minor these apps can automate data extraction from multiple online sources as long as you know what type of content you're looking for by the way have you ever tried any of these apps for your business share your experience in the comments below and finally let's talk about data scraping and data crawling differences in terms of use cases the common examples of how web crawling is used contain generating search engine results monitoring seo analytics to research most relevant keywords performing website seo analysis to find common errors like pages that return 404 or 500 errors web scraping in its turn can be used for generating leads comparing prices stock market analysis managing brand reputation market research for new products academic and scientific research and collecting data sets for machine learning to summarize our data scraping and data crawling comparison we would like to emphasize that both are essential methods of collecting data web crawling is applied for indexing pages based on the content whereas web scraping is used for extracting information from the contents of the page data crawling uses crawler bots while data scraping needs scraper bots and while web scraping is used by small and large businesses web crawling is performed only by large corporations we hope that now the differences between data crawling and data scraping are clear for you besides how would you use them for your business this video was prepared by the jelviks team jelvix helps top brands worldwide to innovate and accelerate digital transformation we provide world-class enterprise software engineering design and technology consulting services find our contact details in the description box thank you for watching this video we share our experience of software development and tech tips here so make sure to subscribe not to miss a single video and don't forget to press the bell button bye for now i

Channel: Jelvix | TECH IN 5 MINUTES

Views: 56,943

Keywords: python web scraping, what is web scraping, web crawling, web scraping tutorial, web scraper, web crawler, web crawling vs web scraping, web scraping vs crawling, web crawling tools, web scraping tools, web scraping use cases, web crawling use cases, data scraping, web scraping

Id: sdtnQ_qluIo

Length: 6min 11sec (371 seconds)

Published: Tue Jul 06 2021