Which approach was used to gather and manage data before the database management approach?

Someone know the method that was used before the database management approach?
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Data travel. For this voyage they're progressively collated along with analysed since the info go from industry web sites or maybe distinct labor stave as well as lover firms to be centrally intended for managing decisions along with accounts
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"The data stored in this storage warehouse usually are published in the in operation(p) methods (such as marketing and advertising, gross revenue etc., revealed from the determine to the right). The data may well move through a great operational information retail store for added functions just before one can use them inside the DW for revealing. "
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Before the database management approach, organizations relied on file processing systems to organize, store, and process data files. Source:
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