Data warehouse x data lake

  • Data warehouse products

    BigQuery is a fully-managed, petabyte-scale data warehouse that supports fast SQL queries using the processing power of Google's infrastructure.
    GCS and BigQuery together make GCP a scalable data lake that can store structured and unstructured data..

  • Do you need a data warehouse if you have a data lake?

    The goal is to understand and apply them in the areas for which they are designed for.
    Nonetheless, if you have tones of data, which you want to use and distribute via reports or provide more advanced analytics you probably need both Data Lakes and Data Warehouse..

  • How is data lake different from data warehouse?

    While a data lake holds data of all structure types, including raw and unprocessed data, a data warehouse stores data that has been treated and transformed with a specific purpose in mind, which can then be used to source analytic or operational reporting..

  • What is data warehouse vs data lake course?

    A data lake can store any kind of data, whether it's structured, semi-structured or unstructured.
    This means that it does not enforce any model on the way to store the data.
    This makes it cost-effective.
    Data warehouses enforce a structured format, which makes them more costly to manipulate..

  • What is data warehouse vs data lake?

    While a data lake holds data of all structure types, including raw and unprocessed data, a data warehouse stores data that has been treated and transformed with a specific purpose in mind, which can then be used to source analytic or operational reporting..

Data lakes primarily store raw, unprocessed data, often including multimedia files, log files, and other very large files, while data warehouses mostly store 

What can be stored in a data lake?

Anything that is unstructured but still valuable can be stored in a data lake and work with both your data warehouse and your database

Note 1: Having a data lake doesn’t mean you can just load your data however you want

That’s what leads to a data swamp

What is a Data WARE HOUSE?

Primarily, the data ware- house is designed to gather business insights and allows businesses to integrate their data, manage it, and analyze it at many levels

Essentially, a database is an organized collection of data

Databases are classified by the way they store this data

Early databases were flat and limited to simple rows and columns


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