O'Reilly logo

Building the Unstructured Data Warehouse: Architecture, Analysis, and Design by Krish Krishnan, W. H. Inmon

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Structure has two contexts. First is whether or not the document contains its own internal structure. Examples of structured documents include the Bible, which has chapters and verses, a recipe book, with its different recipes, and an atlas, with different maps and sections. The logical sections of a document make a big difference in how the words in the document are to be treated and interpreted. When a document has important logical subdivisions, the document is referred to as “semi-structured”. Documents without an internal structure are more free form, such as letters, notes, and comments.

Another way to look at structure is to consider the structure of the content of the text. Some text is in perfectly formed English sentences; ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required