Keyphrases
- data summarization
- xml schema
- xml documents
- data analysis
- data mining
- regular expressions
- data exchange
- integrity constraints
- multidimensional data
- object oriented
- relational databases
- xml data
- conceptual model
- metadata
- sql queries
- building blocks
- schema mappings
- databases
- stream processing
- relational model
- relational data
- structured data
- training set