Overall, an ETL tester is a guardian of data quality for the organization, and should have a voice in all major discussions about data used in business intelligence and other use cases. The ETL testing process: stages and best practices ...
How we store and manage data has completely changed over the last decade. We moved from an ETL world to an ELT world, with companies like Fivetran pushing the trend. However, we don’t think it is going to stop there; ELT is a transition in our mind towards EL(T) (with EL decoupled...
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managing the ETL process, including data mapping, data cleansing, data transformation, and data quality assurance. These features enable users to standardize data across sources, ensure data accuracy and consistency, andtransform datainto a format that can be easily analyzed and used for decision-...
Data profiling is the process of consolidating data, removing errors and inconsistencies, and analyzing it to understand its structure, content, and quality.
IT teams can use Python, JavaScript and other languages to perform scripting, although this is less effective in complex databases. ETL tools and software are more powerful and can automate the data integration process. Businesses can choose from open-source, cloud and other types of ETL tools ...
NetworkX is a package for the Python programming language that’s used to create, manipulate, and study the structure, dynamics, and functions of complex networks.
(ETL) processes. Data Marts are a simpler form, usually focused on a single area, offering a subset of data and optimized for a small set of applications. There is a big industry and community around Data Warehouses. (I’ve been a member or speaker with TDWI,The Data Warehousing ...
What is a single source of truth (SSOT)? Single source of truth (SSOT) is a concept used to ensure that everyone in an organization bases business decisions on the same data.Creating a single source of truth is straightforward. To put an SSOT in place, an organization must provide relevant...
Replication of databases is provided by Hypercore and it can be used for durability, load balancing and mobility. It also can be used for analytics applications that are performed on a replica, offloading the operational DB. Hyperbee is compliant to Level API, which allows it to become a ...