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Lucene - Indexing Operations
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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