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Informally, a relational database relationship is often described as "normalized" if it conforms to the third normal form. Most relationships in 3NF are free of insert, update, and delete anomalies.
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Esta es la base de datos de una jardineria que posee +1000 registros que contiene información de clientes, empleados, ordenes, pedidos y oficinas de los empleados.
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Finally, since the data is now in 3NF (and by extension in 2NF and 1NF), note that it also does not contain more than one independent multi-valued fact about an entity in any of the tables. Therefore, ...
During deletion process we have to delete same data from all location. so to eliminate redundancy with in database Normalization technique is used. Normalisation is a technique of removing redundancy.