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Enterprise Postgres 17 SP1 Knowledge DataManagement FeatureUser's Guide

2.1 Setting Up the Vector Data Management Feature

Vector data management features are provided by the OSS's pgvector and pgvectorscale.

Refer to "pgvector" in the Installation and Setup Guide for Server to set up pgvector.

If you use the StreamingDiskANN index, refer to "pgvectorscale" in the Installation and Setup Guide for Server to set up pgvectorscale.

In addition, to use the StreamingDiskANN index, a CPU that supports the AVX2 and FMA instruction sets is required. If you use a CPU that does not support AVX2 and FMA, an error will occur when creating a StreamingDiskANN index for a table that stores vector data, or when inserting data into a table with a StreamingDiskANN index created. Refer to the documentation for each CPU to see if the CPU supports AVX2 and FMA.