The superior query performance for primary key based access, high availability
aspects, and reduced storage requirements make index-organized tables ideal for the
following kinds of applications:
■ Online transaction processing (OLTP)
■ Internet (for example, search engines and portals)
■ E-commerce (for example, electronic stores and catalogs)
■ Data warehousing
■ Analytic functions

索引组织表的应用
因为索引组织表的优越查询性能（通过主键访问），高可用性，且能节省空间需求，使他非常适合以下类型的应用
：
OLTP , 互联网（搜索引擎和门户），电子商务，数据挖掘，分析应用