
How to (Easily) Configure PostgreSQL (AI vector search) on WordPress
You can add AI-powered search to your WordPress site using WPSOLR together with PostgreSQL vector search. PostgreSQL Vector search stack for WPSOLR You can install our fully functional PostgreSQL vector search stack from GitHub, ready to work with WPSOLR. ⚠️ PHP ext-pgsql required This stack requires the PHP pgsql extension (ext-pgsql) to connect to PostgreSQL using pg_connect(). If the extension is missing, you may see errors like: Call to undefined function pg_connect() ✅ Check if pgsql is installed php -m | grep pgsql You should see: pgsql PostgreSQL Vector Search PostgreSQL, with the pgvector extension, can store embeddings—numerical representations of text or images produced by AI models. These embeddings allow you to perform vector-based searches, where results are matched based on meaning or similarity rather







