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The necessity for database scaling arises from application growth, leading to increased data volume and user traffic, which can cause performance degradation such as slow response times and system instability [-]. Without proper scaling, viral startups or e-commerce platforms during peak events like holiday sales risk losing users due to an inability to handle the surge []. The video then introduces seven key strategies, beginning with indexing, which functions like a book's index to quickly locate data without scanning entire tables. B-tree indexes are highlighted for their efficiency in sorting data and supporting various queries, including range searches, though they can impact write performance by requiring updates with every data modification [-].
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The necessity for database scaling arises from application growth, leading to increased data volume and user traffic, which can cause performance degradation such as slow response times and system instability [-]. Without proper scaling, viral startups or e-commerce platforms during peak events like holiday sales risk losing users due to an inability to handle the surge []. The video then introduces seven key strategies, beginning with indexing, which functions like a book's index to quickly locate data without scanning entire tables. B-tree indexes are highlighted for their efficiency in sorting data and supporting various queries, including range searches, though they can impact write performance by requiring updates with every data modification [-].