WE SOLVE INFINITYPostgreSQL(Postgres)
The world's most advanced open-source relational database — first choice for B2B SaaS, AI/vector workloads (with pgvector), and anything that needs strong consistency.
Postgres in 2026 covers >90% of B2B SaaS DB needs: transactional integrity, JSON columns, full-text search (tsvector), vector search (pgvector), row-level security for multi-tenancy, replication, and a rich extension ecosystem (TimescaleDB, Citus, PostGIS, pg_partman). Managed options: Aurora, RDS, Supabase, Neon, Crunchy. Self-hosted only if you have a strong reason.
Related terms
A database optimized for similarity search over high-dimensional embedding vectors — the backbone of RAG and semantic search.
An architecture where one application instance serves many customer organisations, with strong logical (and sometimes physical) isolation of their data.
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