Databases
PostgreSQL
PostgreSQL is an open-source relational database known for standards compliance, reliability, and extensibility, supporting advanced data types, full-text search, and JSON alongside traditional SQL.
What PostgreSQL is used for
PostgreSQL stores structured data with strong guarantees: ACID transactions, foreign keys, and a powerful SQL dialect with window functions, CTEs, and rich indexing. It goes beyond classic relational work with native JSONB for document-style data, PostGIS for geospatial queries, full-text search, and extensions such as pgvector for AI embeddings. This range lets one database serve as the system of record for a SaaS product, an analytics store for reporting, and a vector store for retrieval-augmented AI features, reducing the number of systems a team must operate.
Why it matters for business software
Business data usually outlives the applications built on it, so the database choice carries long-term weight. PostgreSQL is open source with no per-core licensing, runs identically on every cloud with managed options like Amazon RDS, Azure Database, and Cloud SQL, and has decades of production hardening. Its correctness under concurrent load protects financial and operational data, and its extension ecosystem means new requirements, from search to embeddings, often need a feature flag rather than a new database.
How Wizcoder AI Labs uses it
PostgreSQL is our default relational database across SaaS platforms, ERP systems, and AI products, where pgvector often doubles as the vector store. See database technologies for how we pair it with the rest of the stack.
Where we use PostgreSQL
Put the right stack to work
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