search for: data_dictionary

I'm studying alone the R language for data preparation. I found a course at MIT for data preparation that uses python but I'm using R to learning. The first exercise is the preparation of data from a database that shows the contributions made to candidates for U.S. president. The database is described in FORMART

...y Equitursay http://alt.textdrive.com/ * Oracle is in a world by itself... but it would be straightforward enough to provide a set of INFORMATION_SCHEMA compatible views derived from Oracle''s own data dictionary and/or DBMS_METADATA. http://www.oreillynet.com/pub/a/network/2002/10/28/data_dictionary.html

...ic=&view=s&vk= 1.1. http://catalog.ihsn.org/index.php/catalog/7118 1.1.a http://catalog.ihsn.org/index.php/catalog/7118/related_materials 1.1.b http://catalog.ihsn.org/index.php/catalog/7118/study-description 1.1.c. http://catalog.ihsn.org/index.php/catalog/7118/data_dictionary I have scraped successfully level 1. but cannot level 1.1.b. (study-description) , the one I am interested in, since the dynamic element of the URL (in this case: 7118) is not consistent in the website's above 6000 pages of that level. [[alternative HTML version deleted]]