This document has three parts:
Part I provides conceptual and usage information about Oracle Spatial.
Part II provides reference information about Oracle Spatial operators, functions, and procedures.
Part III provides supplementary information (appendixes and a glossary).
Part II contains the following chapters with reference information:
To understand the examples in the reference chapters, you must understand the conceptual and data type information in Chapter 2, "Spatial Data Types and Metadata", especially Section 2.2, "SDO_GEOMETRY Object Type".