query                                             |   # rows   |  execution time |
-------------------------------------------------------+------------+-----------------+
contents_fti @@ 'java';                                | 1032       | 487.542 ms      |
contents_fti @@ 'java & util & hashmap';               | 15         | 125.572 ms      |
contents_fti @@ 'java.util.hashmap';                   | 865        | 773.792 ms      |
contents_fti @@ 'java.util.hashmap & java.util.list'   | 113        | 293.114 ms      |
contents_fti @@ 'java.sql.connection'                  | 547        | 398.399 ms      |
contents_fti @@ 'socket & server &! http'              | 718        | 364.860 ms      |
contents_fti @@ 'md5util'                              | 15         | 401.552 ms      |
contents_fti @@ 'intellij & idea & license'            | 0          | 119.122 ms      |

contents => 'java'                                     | 33548      | 1665.731 ms     |
contents => 'java AND util AND hashmap'                | 1977       | 129.529 ms      |
contents => '"java util hashmap"'                      | 870        | 279.489 ms      |
contents => '"java util hashmap" AND "java util list"' | 113        | 344.612 ms      |
contents => '"java sql connection"'                    | 574        | 219.617 ms      |
contents => 'socket AND server -http'                  | 864        | 73.478 ms       |
contents => 'md5util'                                  | 159        | 27.023 ms       |
contents => 'intellij AND idea AND license'            | 15         | 8.591 ms        |