▪ Relevance Ranking Using Terms ▪ Relevance Using Hyperlinks ▪ Synonyms., Homonyms, and Ontologies ▪ Indexing of Documents ▪ Measuring Retrieval Effectiveness ▪ Web Search Engines ▪ Information Retrieval and Structured Data ▪ Directories
▪ Complex Data Types and Object Orientation ▪ Structured Data Types and Inheritance in SQL ▪ Table Inheritance ▪ Array and Multiset Types in SQL ▪ Object Identity and Reference Types in SQL ▪ Implementing O-R Features ▪ Persistent Programming Languages ▪ Comparison of Object-Oriented and Object-Relational Databases