PostgreSQL 9.5
PostgreSQL 9.5
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dict_xsyn

F.11. dict_xsyn

dict_xsyn (Extended Synonym Dictionary) is an example of an add-on dictionary template for full-text search. This dictionary type replaces words with groups of their synonyms, and so makes it possible to search for a word using any of its synonyms.

F.11.1. Configuration

A dict_xsyn dictionary accepts the following options:

  • matchorig controls whether the original word is accepted by the dictionary. Default is true.

  • matchsynonyms controls whether the synonyms are accepted by the dictionary. Default is false.

  • keeporig controls whether the original word is included in the dictionary's output. Default is 登录查看完整内容