Appendixes

The following appendixes are included.

• Enabling, Downgrading, or Removing RDF Graph Support
  You must perform certain steps before you can use any types, synonyms, or PL/SQL packages related to RDF Graph support in the current Oracle AI Database release.

• SEM_MATCH Support for Spatial Queries

  This section provides reference information for SPARQL extension functions for performing spatial queries in SEM_MATCH.

• MDSYS-Owned Semantic Network
  A semantic network can be created in and owned by the MDSYS schema.

• Connecting JDBC-based RDF Applications to Oracle Autonomous AI Database
  This section describes how to establish JDBC connections to Autonomous AI Database.

• Changes in Terminology and Subprograms
  This section introduces changes to a few RDF terminologies and reference procedure names (in the SEM_APIS package) that apply from Oracle AI Database Release 26ai onwards.