We study six networks from a variety of domains, including social networks (friendship links on LiveJournal blogging site soc-LiveJournal121, community structure on Youtube com-Youtube21) technological networks (Skitter internet graph as-skitter21 and Google web hyperlink graph web-Google21), scient...
Describe the SQL clauses used in the definition of: a primary key constraint, an alternate key constraint, a foreign key constraint, a check constraint. 1. To create a relationship between two tables, you need at least a data type. query. hyperli...