SQL
Database
PostgreSQL
Backend
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@farhan
Most business data is inherently relational. Users have posts, posts have comments. SQL databases enforce data integrity through foreign keys and ACID transactions.
Postgres has evolved to handle document storage (JSONB), vector search (pgvector), and traditional relational data. It is the ultimate Swiss Army knife of databases.
NoSQL (like MongoDB or DynamoDB) still has its place for massive write-heavy workloads, unstructured data, or rapid prototyping. But for financial ledgers or complex ERP systems, SQL is mandatory.
