Dictionary types: CRC vs keywords

In this article we’ll discuss differences between the two dictionary types available in Manticore Search.

dictionary is an index component that stores indexed words. The first indexes used the ‘crc‘ dictionary type, in which words are replaced with their control sum value using either CRC32 or FVN64, depending if Sphinx was compiled with enable-id64 or not. In Manticore only FVN64 is used, since the 32bit IDs have been removed.

With the introduction of RealTime indexes and because of some potential drawbacks […]