69b527dfd7
Fix the bug of repeated exportDB
2019-08-10 10:55:24 +08:00
54fb001f67
Add gexport and update gmonitor, gshow, ginit.
2019-07-27 22:42:15 +08:00
230afa37dc
sync commit 115afbc219
2019-03-12 17:49:43 +08:00
8734d190d2
merge 'filter' to 'master' and fix a small bug ofdeleting triples
2019-03-07 16:44:04 +08:00
a70becc0f8
Change GetFinalresult()
2019-02-22 19:32:54 +08:00
115afbc219
fix: some bugs when handling leftmost OPTIONAL clause
2019-01-28 15:21:05 +08:00
61bcd99845
fix: a bug when handling nonexistent SELECT variables
2018-12-02 16:02:56 +08:00
658a756968
fix: changing ASK query return variable to ?_askResult
2018-11-06 10:41:51 +08:00
17be9b5415
fix: a bug when handling DISTINCT clause
2018-11-05 18:07:56 +08:00
2fc9d2a6df
docs: change to LF
2018-11-04 15:49:39 +08:00
7009d0f3e3
docs: remove some nonsense comments
2018-10-19 16:30:45 +08:00
68ba02cd37
feat: lock query cache;
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add files to record unsolved bugs;
getFinalResult is locked in Database::query();
2018-09-19 01:10:10 +08:00
45cd499110
fix: forbid string buffer from string index
2018-09-07 13:40:22 +08:00
355b8b0d8c
feat: merge qinzongyue branch and forbid trie;
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trie does not bring profits but causes several problems;
2018-09-06 14:43:02 +08:00
05fab97456
Fix&Add: Fix a bug caused by trie, change the way of parallize,
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add test_parallel to test parallize performance
2018-08-09 14:14:33 +08:00
de1fbc36cf
fix bug: ToJSON when meet '{"""}'
2018-08-05 19:46:37 +08:00
4b4ccc8385
feat: forbidden the openmp sort to speed up;
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by zengli
2018-04-24 16:45:35 +08:00
bf22f41bd3
Merge branch 'qinzongyue' into dev
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merge qinzongyue's optimizations for key-value indices
2018-04-15 15:15:41 +08:00
66dbee493b
feat: merge branch of suxunbin;
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add support for parallel sort using openmp;
by suxunbin
2018-03-26 19:26:44 +08:00
3fb748104c
Add: add parallel sort using openmp
2018-02-02 19:03:05 +08:00
5698851e43
Merge branch 'hulin' into qinzongyue
2018-01-30 15:57:34 +08:00
2048d38588
Merge branch 'bookug' into hulin
2018-01-30 15:24:44 +08:00
e79cd86e11
modify to pre_handler
2018-01-30 14:59:14 +08:00
60e36878e0
Fix: optimize calling of string compressing
2018-01-24 23:31:59 +08:00
cd42d10888
Add: Compress strings when building database
2018-01-22 21:27:46 +08:00
d9d14f1320
Modify: modify std::sort to parallelsort using openmp
2017-12-24 14:43:25 +08:00
3719970514
fix: support 12000 query threads now;
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merge the modifications of chenjiaqi;
it is the opened socket for each connection that reall matters;
by zengli
2017-10-27 13:58:35 +08:00
8bc423fb95
feat: add parallism for ghttp;
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use C++11 thread, each for a query;
lock teh whole database when load/build/unload;
lock teh database when running update query;
query cache and the whole KVstore not resolved;
debug_lock should be removed later;
A query thread can open file in Util::memoryLeft once, and may also use Stream which will also open several files, so the limits of system must be increased to support high parallism;
by zengli, bugs to do
2017-10-26 21:24:44 +08:00
7f3b89587f
perf: work better for a large number of results
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by chenjiaqi
2017-10-17 20:49:29 +08:00
2c64f1f954
fix: a bug when use QueryCache
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clear QueryCache after any UPDATE query
by chenjiaqi
2017-09-24 18:01:46 +08:00
e498e79983
fix: bugs when use QueryCache
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add extra triple pattern for OPTIONAL Group Pattern
by chenjiaqi
2017-09-14 14:41:25 +08:00
a697cf7519
fix: a bug when use QueryCache
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by chenjiaqi
2017-09-07 17:17:27 +08:00
1caf4be04b
perf: add QueryCache
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determine whether new query and cached query are isomorphism
by cuihao and chenjiaqi
2017-09-06 14:17:20 +08:00
aac9638541
fix a bug when occuring OPTIONAL_GROUP_PATTERN; optimize the performance of StringIndex;
2017-07-27 15:58:51 +08:00
029f8cfdf7
add handler for pre vars
2017-07-17 16:27:41 +08:00
9ca106ca7e
refactor: merge code of chenjiaqi;
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implement Bind and GroupBy in SPARQL;
by zengli
2017-07-14 16:42:47 +08:00
9903c3d5cb
refactor: adjust vlist and merge signature;
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add cache for VList;
use binding in Signature;
by zengli and qinzongyue
2017-05-19 23:05:38 +08:00
f3202ada40
refactor: merge type and value branch;
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TODO: bug exists with ISTree;
by zengli
2017-05-17 20:46:02 +08:00
d64358b606
perf: add VList for IVTree; lower the copy cost in KVstore
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this work doe not ends
by zengli, maybe conflicates with type branch
2017-03-28 16:56:16 +08:00
8e74a29f07
fix bug in DEBUG macros;
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change int type to unsigned type but Query/* may not be fully changed
2017-03-25 20:08:23 +08:00
1b939b3a51
change to github to develop
2017-03-24 20:10:43 +08:00
deabdf293f
move devGstore to gStore and go on working on github instead of git osc;
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improve the init configure file;
support empty database and indices:you can remove all triples from a db and insert/query;
change signature struct and generating method in build;
change FIFO to LRU; fix bug in Signature, the int maybe overflow;
test on shape.db, 0.7B triples with 0.42B entities
2017-03-23 21:32:41 +08:00
d35d87eb45
support JSON result
2017-02-28 20:32:01 +08:00
7d61f6de59
correct the QueryParser place
2017-02-27 19:22:36 +08:00
836c99d173
test QueryParser.h
2017-02-27 18:11:01 +08:00
e3b09c6529
change memory-disk swap to all-memory in VSTree::LRUCache;
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deal with extra () in sparql;
support long string with multiple lines in sparql;
support str(IRI) in sparql;
2017-02-26 17:18:21 +08:00
74598bf66e
fix bugs in api and gclient;
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fix bugs in gconsole, pre_var and vstree;
support selected pre vars and parallel edges;
update both en and ch docs
2017-02-17 17:09:47 +08:00
5e1f5e7a17
version 0.4.0
2017-01-16 14:12:57 +08:00
37bcc8602b
fix bug in General Evaluation
2016-09-28 14:01:39 +08:00
7303e40611
add postProcessing and stringIndex for getFinalResult;add insertion/deletion;fix bugs
2016-09-25 22:14:36 +08:00
suxunbin
magicpanda0618
YuqqiZhou
bookug
ZongyueQin
xuxinyi
hulin12138
root
bookug