Database Error Messages

ORA-51986

CREATE VECTOR INDEX [owner_name].[index_name] failed. Each included JSON column in HNSW index must be less than 1 MB
  • owner_name: The owner of the index.
  • index_name: The index name.

Cause

An attempt is being made to create a HNSW vector index with a included column of JSON type larger than 1 MB.


Action

Use a smaller JSON size for the column to be included.