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arangodb
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43 Commits

Author SHA1 Message Date
Jan fda4eea43f
make index selection more deterministic (#9735) 
* make index selection more deterministic

* serialize indexes used by traversal with their estimates

* serialize selectivity estimates for shortest path nodes too

* fix assertion that doesn't hold true in unit tests

* fix test
 2019-08-20 14:45:13 +02:00
Jan fe19b8aaae
don't unfairly favor the edge index when comparing it to more specialized indexes on `_from`/`_to` plus other attributes (#9362) 2019-07-01 16:32:42 +02:00
Jan 6f0c116130
clean up usage costs (#9237) 2019-06-26 17:01:22 +02:00
Jan 3364ea6273
refactor index APIs (#9145) 2019-05-31 11:12:39 +02:00
Simon 2f1cfa40e0 Fix tick overflow (#8840) 2019-04-26 11:07:04 +02:00
Jan 1798036ea0
Bug fix/optimizations 18022019 (#8180) 2019-02-19 19:24:04 +01:00
Frank Celler ac9f375fb5 big reformat 2018-12-26 00:54:03 +01:00
Jan 8c8472be48
Bug fix/issue 7522 (#7556) 2018-11-29 19:25:49 +01:00
Jan 45f2110cfe
take over selectivity estimates (#6505) 2018-09-17 16:41:32 +02:00
Jan d7e631eddf
Bug fix/more sparsung (#6177) 2018-08-17 08:47:45 +02:00
Jan 1c6ded6724
use sparse indexes in more cases (#5790) 2018-07-09 09:01:10 +02:00
Dan Larkin 96dbc693db Speed up condition normalization (DNF conversion) (#4574) 2018-02-13 22:13:52 +01:00
Jan 720e6df82e Bug fix/fixes 1910 (#3471) 
* properly initialize all properties

* use faster comparison

* properly detect and handle "method not allowed"

* code-style

* remove unused variable

* narrow variable scope

* handle non-existance of AuthenticationFeature

* remove dead code

* replace some C string handling with std::strings

* moved assertion to the correct place

* honor number of array members for IN operator

* slightly adjust error messages

* slighty adjust some error messages

* try to fix issue with lingering replication contexts on shutdown

* clean up heartbeat thread a little bit

* small fixes
 2017-10-23 09:17:36 +02:00
jsteemann fb7490edb2 don't increase number of index results for unique indexes 2016-11-15 10:29:02 +01:00
jsteemann ecaf2fd16b when querying edge index selectivity, pass attribute name (i.e. _from, _to) so the selectivity of the correct index part can be returned 2016-11-11 11:01:04 +01:00
Jan Steemann 9f101ae20f do not prefer primary indexes in that many situations 2016-11-03 17:40:17 +01:00
jsteemann 36f49d7f2c prefer user-defined unique indexes on multiple attributes over primary index 2016-11-02 23:20:26 +01:00
jsteemann 2fdf65c3a4 a bit of index cleanup 2016-11-02 22:44:06 +01:00
jsteemann d67c6372aa fixed issue #2086 2016-10-06 14:04:15 +02:00
jsteemann 528ebdf573 slightly prefer primary index 2016-09-07 11:42:13 +02:00
Jan Steemann 9046e1831b clang-format 2016-01-27 13:43:46 +01:00
jsteemann 842384016d namespace cleanup 2016-01-21 00:20:22 +01:00
jsteemann 431900f17a changed namespace from triagens to arangodb 2016-01-17 00:44:53 +01:00
Jan Steemann 3ad20c0cae auto-generated headers 2016-01-06 18:41:51 +01:00
Jan Steemann a3b026d9d1 removed useless sections from code, unified include guards 2016-01-06 14:15:22 +01:00
Jan Steemann f422576ee0 clang-format 2016-01-05 17:43:24 +01:00
Jan Steemann 8781c2d05d added tests 2015-12-23 14:38:48 +01:00
Jan Steemann 887e93babc index handling fixes 2015-12-23 14:01:14 +01:00
Jan Steemann 36eac6ffd0 fixed index selection in some queries 2015-12-18 20:16:09 +01:00
Jan Steemann 82eddeb120 allow using array indexes without specifying the `[*]` extension 2015-11-17 14:03:58 +01:00
Jan Steemann 56ea700546 fixed parse error 2015-10-23 13:27:36 +02:00
Michael Hackstein 0a175a4271 Removed getOne in SimpleAttribute Matcher. All of the attributes are in sorted order rendering getOne and getAny useless 2015-10-23 12:49:57 +02:00
Jan Steemann 5a190d1110 fixed leaks, index speedup 2015-10-22 17:03:05 +02:00
Jan Steemann 0fee6fd856 attempt to speed up index queries 2015-10-22 14:11:54 +02:00
Michael Hackstein 383912a221 Added failure tests for SimpleAttributeEqualityMatcher 2015-10-21 15:16:55 +02:00
Michael Hackstein e828984837 Merge branch 'devel' of github.com:arangodb/arangodb into devel 2015-10-21 15:05:53 +02:00
Michael Hackstein afa7f8a2e3 Added failure tests for HashIndex. Now start with AttributeEqualityMatcher. 2015-10-21 15:00:58 +02:00
Jan Steemann 0d2197e77f changed documentation for index creation methods 2015-10-21 14:59:45 +02:00
Michael Hackstein f181f62b9d Fixed usage of IN operator 2015-10-20 15:54:38 +02:00
Jan Steemann 81cd1e9f62 fixed Windows compile issues 2015-10-19 12:43:11 +02:00
Jan Steemann 197be68f7d removed IndexRange* 2015-10-13 15:12:32 +02:00
Jan Steemann deb0a132ae rewrite of optimizer rule `use-index-for-sort` 2015-10-13 15:00:09 +02:00
jsteemann 29b3741156 reworked cost calculations 2015-10-12 22:23:03 +02:00