We have already seen that full-text indexing affects the search in significant ways. It is worth understanding the fundamental concepts of full-text indexing even though it is an optional component of the Documentum platform.
Full-text indexing is implemented by the Index Server, which is an optional component. One Index Server can provide indexing for multiple repositories and, thus, multiple Content Servers. An Index Agent is associated with a Content Server and supports the indexing needs of the associated repository.
The Index Server participates both in creation of and searching of the full-text indexes. Full-text index creation is coordinated by the Index Agent through the FAST Index Plugin (see the note about FAST in Documentum Product Notes later in this chapter). Querying the indexes is coordinated by the Content Server using the FAST Query Plugin. This is shown in the following figure:
The Index Server receives requests for indexing when a sysobject undergoes...
