| 摘要 |
PROBLEM TO BE SOLVED: To perform efficient full-text search irrespective of characteristics of document data.SOLUTION: A search apparatus includes a storage part 110 for storing a pattern file 110a, a first index 110b and a second index 110c, a determination part 120, and a search part 130. The determination part 120 receives a search keyword, and determines whether to use the first index 110b or with the second index 110c for search, on the basis of the search keyword and the pattern file 110a. The search part 130 searches document data using the first index 110b or second index 110c, according to the result of determination by the determination part 120. |
