Lucene - Indexing Operations


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In this chapter, we'll discuss the four major operations of indexing. These operations are useful at various times and are used throughout of a software search application.

Indexing Operations

Following is a list of commonly-used operations during indexing process.

S.No. Operation & Description
1 Add Document

This operation is used in the initial stage of the indexing process to create the indexes on the newly available content.

2 Update Document

This operation is used to update indexes to reflect the changes in the updated contents. It is similar to recreating the index.

3 Delete Document

This operation is used to update indexes to exclude the documents which are not required to be indexed/searched.

4 Field Options

Field options specify a way or control the ways in which the contents of a field are to be made searchable.



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