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    ETL, which stands for Extract, Transform, Load, is a process that involves extracting data from various sources, transforming it to fit operational needs, and loading it into a destination database or data warehouse for analysis. An ETL diagram visually represents this process, detailing the flow of data from the source systems through the transformation phase and into the target storage system.

    The ETL Process

    The ETL process can be broken down into three distinct stages:

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  2. GeeksForGeeks
    https://www.geeksforgeeks.org/etl-p…

    ETL Process in Data Warehouse - GeeksforGeeks

    ETL is a process in Data Warehousing and it stands for Extract, Transform and Load. It is a process in which an ETL tool extracts the data from various data source systems, transforms it in the staging area, and then finally, loads it into the Data Warehouse system. Let us understand each step of the ETL process in-depth: Extraction:
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  3. AWS
    https://aws.amazon.com/what-is/etl

    What is ETL? - Extract Transform Load Explained - AWS

  4. IBM
    https://www.ibm.com/topics/etl

    What is ETL (Extract, Transform, Load)? | IBM

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    Extract, transform, load
    Etl and Data Warehouse
    Etl Process in Data Warehouse
  5. Microsoft Learn
    https://learn.microsoft.com/.../relational-…

    Extract, transform, load (ETL) - Azure Architecture Center

    Learn how to collect, transform, and load data from various sources using ETL or ELT pipelines. Compare different tools, services, and technologies for data integration and orchestration.

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    Extract, Transform, Load
    Windows Azure
  6. GeeksForGeeks
    https://www.geeksforgeeks.org/explain-t…

    Explain the ETL (Extract, Transform, Load) Process in

    Jun 27, 2024 · It involves three key steps: the process of obtaining raw data from different source systems, processing the data by organizing, cleansing, consolidating, and compiling it, as well as the process of transferring the …

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    Extract, transform, load
    Etl Process
    Data warehouse
  7. Informatica
    https://www.informatica.com/resources/…

    What is ETL? (Extract Transform Load) - Informatica

    Learn what ETL is and how it works in three steps: extract, transform and load data from various sources to a target system. Compare traditional and cloud ETL, ETL vs. ELT and data pipeline vs. ETL pipeline.

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    Extract, transform, load
    Etl Process
    Etl and Data Warehouse
  8. People also ask
    How does ETL move data from one source to another?
    ETL moves data in three distinct steps from one or more sources to another destination. This could be a database, data warehouse, data store or data lake. Here’s a quick summary: Extraction is the first phase of “extract, transform, load.” Data is collected from one or more data sources.

    What is ETL? (Extract Transform Load) - Informatica

    informatica.com
    What are the different methods used to perform ETL?
    The following sections highlight the common methods used to perform these tasks. extract, transform, load (ETL) is a data pipeline used to collect data from various sources. It then transforms the data according to business rules, and it loads the data into a destination data store.

    Extract, transform, load (ETL) - Azure Architecture Center

    learn.microsoft.com
    What is ETL process?
    ETL stands for Extract, Transform, and Load. How does the ETL process work? ETL is not a single process, but a group of processes designed to turn a complex store of data into an organized, reliable, and replicable process to help you efficiently use more of the data you already have.

    ETL Process: From Scratch to Data Warehouse | Toptal®

    toptal.com
    What is the first step of ETL process?
    The first step of the ETL process is extraction. In this step, data from various source systems is extracted which can be in various formats like relational databases, No SQL, XML, and flat files into the staging area.

    ETL Process in Data Warehouse - GeeksforGeeks

    geeksforgeeks.org
    What is the final process in ETL?
    Last but not least, the final process in ETL is to load the data into the destination. Loading is the act of inserting transformed data (from a staging area or not) into the repository, normally a data warehouse database. There are three main types of loading data: full or initial, incremental, and refresh.

    ETL Process: From Scratch to Data Warehouse | Toptal®

    toptal.com
    What are the three steps in ETL?
    Splitting – splitting a single attribute into multiple attributes. Sorting – sorting tuples on the basis of some attribute (generally key-attribute). The third and final step of the ETL process is loading. In this step, the transformed data is finally loaded into the data warehouse.

    ETL Process in Data Warehouse - GeeksforGeeks

    geeksforgeeks.org
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  9. Toptal
    https://www.toptal.com/database/etl-pro…

    ETL Process: From Scratch to Data Warehouse | Toptal®

    This article outlines how ETL can consolidate data from various sources into an organized, reliable, and usable database and data warehouse. The ETL process allows businesses to employ previously unused or underused data to improve …

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    Extract, transform, load
    Etl Process
    Etl and Data Warehouse
  10. Splunk
    https://www.splunk.com/en_us/blog/lear…

    What is ETL? - Splunk

    Jan 26, 2023 · ETL is the process of integrating data from multiple data sources into a single source. It involves three processes: extracting, transforming and loading data. In the current competitive business environment, ETL plays a …

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    Etl Process
    Loading in Etl
  11. Guru99
    https://www.guru99.com/etl-extract-load …

    ETL (Extract, Transform, and Load) Process in Data …

    Jun 20, 2024 · ETL is a process that extracts the data from different source systems, then transforms the data (like applying calculations, concatenations, etc.) and finally loads the data into the Data Warehouse system. Full form of …

    Tags:
    Extract, Transform, Load
    Etl and Data Warehouse
    Etl Process in Data Warehouse
  12. RudderStack
    https://www.rudderstack.com/learn/etl/th…

    Three stages of the ETL process - RudderStack

    The three stages of the ETL process are: extraction, transformation, and loading. During the extraction stage, data is collected from multiple sources and stored in a staging area. Next, in the transformation stage, the extracted data …

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    Etl Process
    Loading in Etl
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