Title: Data Integration Author: Kriko Published: May 24, 2023 Last modified: Jul 7, 2026 --- 1. [Home](https://kriko.io/) / 2. [Glossary](https://kriko.io/glossary) / 3. D Letter # Data Integration **Data integration** is the process of bringing information from different sources together within a common structure. Data may be collected, cleansed, transformed and prepared for analysis during this process. Its purpose is to convert fragmented organisational information into a more consistent, accessible and usable form. This enables data from different departments to be evaluated together and supports more comprehensive insights. A company may use separate systems and data sources across marketing, finance, sales, operations and customer service. Analysing this information independently can lead to an incomplete or inconsistent view of overall performance. Data integration allows records from different sources to be combined according to shared standards. However, every integration project does not require all organisational data to be moved physically into a single location. For example, a company evaluating its advertising strategy may combine campaign impressions, clicks and conversions with expenditure and revenue information from financial systems. This makes it possible to assess not only whether campaigns generate traffic but also how they affect revenue and profitability. Targets, budgets and performance indicators can then be evaluated through a shared structure. The results may support advertising planning and more efficient resource allocation. Data integration helps organisations monitor KPIs, financial risks, production bottlenecks, inventory and logistics processes more comprehensively. Legacy systems, incompatible formats, poor data quality and unsuitable IT architectures may nevertheless make integration more difficult. Organisations may address these challenges through internal data teams, integration platforms or specialist service providers. Successful integration requires clear data ownership, security and quality rules in addition to suitable technology. One common approach is **data consolidation**. In an ETL process, data is extracted from its source, transformed before reaching the target system and then loaded. In ELT, data is loaded into the target environment first and transformed afterwards. The appropriate method depends on data volume, infrastructure, processing requirements and the analytical objective. **Data replication** copies information from one system to another and keeps it updated at scheduled intervals or in real time. It may support backup, reporting, disaster recovery and systems operating across different regions. The synchronisation, consistency and security of these copies must be managed carefully. Replication is not limited to small and medium-sized businesses and is also common in large distributed environments. **Data virtualisation** provides access to information across different sources through a shared logical layer without physically moving it into a single repository. Users can query a unified view without needing to know where the underlying data is stored. Data federation also brings multiple sources together through a virtual query layer and is often treated as one form of data virtualisation. Although the distinction varies by technology, both approaches aim to reduce unnecessary data movement. In summary, data integration is a fundamental data management process that enables organisations to use information from different sources together. When implemented effectively, it can improve reporting consistency, shorten analytical processes and strengthen decision-making. Its success depends on data quality, system compatibility, security controls and clear governance rules. A well-designed **data integration environment** enables organisational data to be used more reliably and effectively. ## Discover it in the dictionary ### Long-tail Keyword A long-tail keyword is a keyword type that addresses more specific search intent. It usually consists of more words, has lower search volume and… ### URL (Uniform Resource Locator) URL stands for Uniform Resource Locator and refers to the address of a resource on the internet. It can be understood as a standard… ### Readability Readability refers to how easily a reader can read and understand a text. 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