ExtractionOptions (attached to a FileConvertJob) specifies how embedded images and attachments should be handled.

Convert files to HTML, RTF, XML, or text, optionally marking hits with caller-supplied tags.

An index cache keeps a pool of indexes open for faster searching

Information about a document being indexed (part of IndexProgressInfo)

Information about the current state of an index

Create or update indexes

State of an index update

Records error messages after an IndexJob, SearchJob, FileConverter, etc.

List words, fields, or filenames in an index to a file or to a memory buffer

Sets indexing and searching option settings.

Information about a document being Searched (part of SearchProgressInfo)

Filters a search to allow only selected documents from an index to be returned.

Use to search indexes or to search without an index.

State of an Search update

Generates a report showing each hit in one or more documents, with a specified amount of context

List of documents retrieved in a search.

Information about a document retrieved in a search.

dtSearch Engine version information, diagnostic logging, and utility functions.

WordListBuilder provides a way to list words, field names, or field values in an index