(PECL sphinx >= 0.1.0)
SphinxClient::buildKeywords — Extract keywords from query
Extracts keywords from query using tokenizer settings for the given index, optionally with per-keyword occurrence statistics.
A query to extract keywords from.
An index to get tokenizing settings and keyword occurrence statistics from.
A boolean flag to enable/disable keyword statistics generation.
Returns an array of associative arrays with per-keyword information.