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Here comes the role of Data Mining. Read this blog to know more about DataIntegration in Data Mining, The process encompasses various techniques that help filter useful data from the resource. Moreover, dataintegration plays a crucial role in data mining.
Summary: Relational database organize data into structured tables, enabling efficient retrieval and manipulation. They ensure dataintegrity and reduce redundancy through defined relationships. Foreign Key: A field in one table that links to the primary key of another table, establishing relationships between tables.
For example, if a student is linked to a class, the foreign key will make sure that the class exists in the “class” table before it can be assigned to the student. LinkingData Across Tables Foreign keys create relationships between tables, allowing us to linkdata meaningfully.
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