Module: Sphinx::Constants
Overview
Contains all constants need by Sphinx API.
Constant Summary
- SPH_MATCH_ALL =
match all query words
0
- SPH_MATCH_ANY =
match any query word
1
- SPH_MATCH_PHRASE =
match this exact phrase
2
- SPH_MATCH_BOOLEAN =
match this boolean query
3
- SPH_MATCH_EXTENDED =
match this extended query
4
- SPH_MATCH_FULLSCAN =
match all document IDs w/o fulltext query, apply filters
5
- SPH_MATCH_EXTENDED2 =
extended engine V2 (TEMPORARY, WILL BE REMOVED IN 0.9.8-RELEASE)
6
- SPH_RANK_PROXIMITY_BM25 =
default mode, phrase proximity major factor and BM25 minor one
0
- SPH_RANK_BM25 =
statistical mode, BM25 ranking only (faster but worse quality)
1
- SPH_RANK_NONE =
no ranking, all matches get a weight of 1
2
- SPH_RANK_WORDCOUNT =
simple word-count weighting, rank is a weighted sum of per-field keyword occurence counts
3
- SPH_RANK_PROXIMITY =
phrase proximity
4
- SPH_RANK_MATCHANY =
emulate old match-any weighting
5
- SPH_RANK_FIELDMASK =
sets bits where there were matches
6
- SPH_RANK_SPH04 =
codename SPH04, phrase proximity + bm25 + head/exact boost
7
- SPH_RANK_EXPR =
lets you specify the ranking formula in run time
8
- SPH_SORT_RELEVANCE =
sort by document relevance desc, then by date
0
- SPH_SORT_ATTR_DESC =
sort by document date desc, then by relevance desc
1
- SPH_SORT_ATTR_ASC =
sort by document date asc, then by relevance desc
2
- SPH_SORT_TIME_SEGMENTS =
sort by time segments (hour/day/week/etc) desc, then by relevance desc
3
- SPH_SORT_EXTENDED =
sort by SQL-like expression (eg. "@relevance DESC, price ASC, @id DESC")
4
- SPH_SORT_EXPR =
sort by arithmetic expression in descending order (eg. "@id + max(@weight,1000)*boost + log(price)")
5
- SPH_FILTER_VALUES =
filter by integer values set
0
- SPH_FILTER_RANGE =
filter by integer range
1
- SPH_FILTER_FLOATRANGE =
filter by float range
2
- SPH_ATTR_INTEGER =
this attr is just an integer
1
- SPH_ATTR_TIMESTAMP =
this attr is a timestamp
2
- SPH_ATTR_ORDINAL =
this attr is an ordinal string number (integer at search time, specially handled at indexing time)
3
- SPH_ATTR_BOOL =
this attr is a boolean bit field
4
- SPH_ATTR_FLOAT =
this attr is a float
5
- SPH_ATTR_BIGINT =
signed 64-bit integer
6
- SPH_ATTR_STRING =
string (binary; in-memory)
7
- SPH_ATTR_FACTORS =
???
1001
- SPH_ATTR_MULTI =
this attr has multiple values (0 or more)
0x40000001
- SPH_ATTR_MULTI64 =
this attr has multiple 64-bit values (0 or more)
0x40000002
- SPH_GROUPBY_DAY =
group by day
0
- SPH_GROUPBY_WEEK =
group by week
1
- SPH_GROUPBY_MONTH =
group by month
2
- SPH_GROUPBY_YEAR =
group by year
3
- SPH_GROUPBY_ATTR =
group by attribute value
4
- SPH_GROUPBY_ATTRPAIR =
group by sequential attrs pair
5
- QUERY_FLAGS =
Known query flags
HashWithIndifferentAccess.new( :reverse_scan => { :values => [ 0, 1 ], :index => 0 }, :sort_method => { :values => ['pq', 'kbuffer' ], :index => 1 }, :max_predicted_time => { :values => lambda { |x| x > 0 }, :index => 2 }, :boolean_simplify => { :values => [ false, true ], :index => 3 }, :idf => { :values => [ 'normalized', 'plain' ], :index => 4 } )