Anjali Kumari on Instagram: "SQL databases follow a fixed schema. Tables, columns, and relationships are predefined, which makes them perfect for structured data, transactions, and systems where consistency matters (banking, finance, reports). NoSQL databases use a flexible or schema-less design. Data structure can change anytime, making them ideal for large-scale, fast-growing applications like social media, real-time analytics, logs, and caching. In short: SQL = strict schema, structured usage

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