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254 Commits 48 Branches 37 Tags
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99 Commits

Author SHA1 Message Date
Kishore Nallan
b3689e16aa Improve test harness to cover some missing cases. 2017-09-23 21:21:13 +05:30
Kishore Nallan
b0cb3ceb41 Set a ceiling on num_typos so that 1 and 2 char prefix searches make sense. 2017-09-22 20:59:26 +05:30
Kishore Nallan
e24e0fae5d Node score should be a int32_t. 2017-09-21 19:40:41 +05:30
Kishore Nallan
901626652a Make type definitions less verbose. 
Use string[] instead of STRING_ARRAY and so on.
 2017-09-19 22:01:08 +05:30
Kishore Nallan
58bc73312d Replicate deletion of document and dropping of collection. 2017-09-14 22:44:29 +05:30
Kishore Nallan
6a465a0289 API for fetching all transactions from a given transaction sequence number. 
Relying on RocksDB underlying APIs for that. The updates are sent in a Base64 encoding in the JSON response.
 2017-08-31 09:42:11 +05:30
Kishore Nallan
d351523655 Allow results to be sorted on a float field. 2017-08-20 21:15:48 +05:30
Kishore Nallan
3104dea42a Generify the topster container to hold both integer and float. 
Benchmarked to ensure that performance is on par.
 2017-08-20 15:25:11 +05:30
Kishore Nallan
ea550f167c For prefix search, only the last term in the query should be considered as prefix. 2017-08-19 10:42:49 +05:30
Kishore Nallan
f5848be750 Address prefix search issues. 
Score based comparison was broken - test has been enhanced.
 2017-08-18 23:17:28 +05:30
Kishore Nallan
38fbbea71f Ensure that the token ranking field is an unsigned int. 2017-08-10 18:29:59 -04:00
Kishore Nallan
e384b777a1 Collection operations on float fields. 2017-08-10 18:20:58 -04:00
Kishore Nallan
a2f475d7fc Enable ART to index and search on floating point numbers. 2017-08-09 18:17:26 -04:00
Kishore Nallan
6a6785ef74 Short circuit to speed up single token searches. 
- Refactor token position population
- Store only the query index in topster instead of storing the full offsets.
- Calculate the offsets finally on the results that are to be returned.
 2017-08-08 17:39:23 -04:00
Kishore Nallan
916aaf6526 API for fetching a document ID and listing all collections. 2017-07-28 20:39:51 +05:30
Kishore Nallan
ffba0371b0 Proper API responses when pagination exceeds result boundaries. 2017-07-07 18:36:56 +05:30
Kishore Nallan
c471cd50c3 Implement authentication against an API auth key. 
The key should be passed via X-API-KEY HTTP header.
 2017-07-04 22:18:47 +05:30
Kishore Nallan
06ff49df4a Added a few more tests. 2017-07-01 22:57:59 +05:30
Kishore Nallan
8295707ed4 Allow pagination of results. 
`page` and `per_page` can be specificed. Simpler to reason about than using the usual `start` and `offset` fields.
 2017-06-15 17:14:10 +05:30
Kishore Nallan
57e03efe1f Contexual snippet only for longer strings. 
Strings under a defined constant token length will be fully highlighted, instead of showing a snippet of relevant matching portion.
 2017-06-14 08:53:23 +02:00
Kishore Nallan
50e08726da String field tokens which match with query tokens are highlighted in the results. 2017-06-09 14:59:06 -05:00
Kishore Nallan
1d5146f7ff Track best-matched token offsets needed for highlighting. 
- We store the best matched token offset positions in Topster KV
- Using run-length encoding (via unions) to pack the offset diffs intelligently
 2017-06-09 13:32:03 -05:00
Kishore Nallan
20a3139dd2 Tweak score calculation - number of words present is more important than candidate rank score. 2017-05-27 17:47:26 +05:30
Kishore Nallan
b7bc974b8e Expose token ranking field properly via the API. 2017-05-27 14:02:32 +05:30
Kishore Nallan
6d3613b750 Limit facets returned to top 10. 2017-05-20 15:25:12 +05:30
Kishore Nallan
a25d2f590d Sort order is required only during query time. 2017-05-14 17:36:48 +05:30
Kishore Nallan
1992d92eaf Tests for asc/desc sort order. 2017-05-14 12:25:59 +05:30
Kishore Nallan
060959ad70 Fixed wrong found counts. 2017-05-13 22:31:56 +05:30
Kishore Nallan
f62247cd32 Make the sort_fields take order of sorting. 2017-05-07 21:33:04 +05:30
Kishore Nallan
57bff89a97 Should not crash when an empty index is queried against. 2017-04-08 20:45:20 +05:30
Kishore Nallan
8850f8b169 Patch RocksDB build to ensure that it links against only specific libraries. 2017-04-07 08:58:29 +05:30
Kishore Nallan
c698c3be1a Fix a few compile warnings/errors. 2017-03-30 18:25:37 +05:30
Kishore Nallan
70dda716c5 Parameterize the token ordering field. 2017-03-26 21:26:01 +05:30
Kishore Nallan
fab27d9f5c Handle fields not matching type declared in the schema during indexing. 2017-03-26 14:49:32 +05:30
Kishore Nallan
222e2c689a Handle indexing document that does not have all the fields defined in the schema. 2017-03-25 21:45:06 +05:30
Kishore Nallan
7af95e7f22 Refactored the facet implementation and as well as the query interface. 
- Facetable and Rankable fields must be defined upfront during collection creation
- During query time, specific rank and facet fields can be mentioned but they should belong to the set declared previously
 2017-03-19 19:25:42 +05:30
Kishore Nallan
4776b41dc1 Facet implementation. 2017-03-13 21:09:27 +05:30
Kishore Nallan
96921be016 Parse filter query string. 2017-03-06 21:17:13 +05:30
Kishore Nallan
0760e4d01b String based filtering. 2017-03-04 20:58:29 +05:30
Kishore Nallan
14168c48fc Support for "IN" style numerical filter. 2017-03-03 21:50:43 +05:30
Kishore Nallan
4378083e73 Searching for an int32 against an int32 array. 2017-02-12 17:35:43 +05:30
Kishore Nallan
aa9945c3c0 Implemented filter on a single int32 value. 2017-02-12 12:51:28 +05:30
Kishore Nallan
60cc05fe52 Fixed a bug in bulk indexOf forarray search. 2017-02-10 10:47:33 +05:30
Kishore Nallan
536e605a35 Union for sorted array. 2017-02-05 17:38:04 +05:30
Kishore Nallan
b880cfd531 Refactor forarray - split into individual classes. 2017-02-04 16:27:07 +05:30
Kishore Nallan
cab0b36699 Skeleton for filter support. 2017-02-02 09:20:06 +05:30
Kishore Nallan
431fd70fce Fix collection manager tests. 2017-02-02 08:39:01 +05:30
Kishore Nallan
4e468fb0b9 Index and search on multi-valued numeric field. 2017-01-28 20:32:42 -06:00
Kishore Nallan
385e8cb7a2 Index and search on multi-valued string field. 2017-01-28 10:37:46 -06:00
Kishore Nallan
22816ea0a0 Test for dropping a collection. 2017-01-27 06:36:22 -06:00