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Midterm summary

Midterm summary. Types of data on the web: unstructured, semi-structured, structured Scale and u ncertainty are key features Main goals are to model, search (query) and rank Unstructured : Text Semi-structured : XML, Web graph, Web Applications (TBD)

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517 views • 35 slides

Midterm summary

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371 views • 35 slides

Lecture 02: SQL

Lecture 02: SQL. Wednesday, January 8, 2003 Guest Lecturer: Rachel Pottinger. Outline. Data in SQL Simple Queries in SQL (6.1) Queries with more than one relation (6.2) Reading assignment:

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