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158 Commits

Author SHA1 Message Date
Jan Steemann 3744a56138 IN optimization 2015-10-14 17:25:20 +02:00
Jan Steemann 98882efa61 optimizer fixes 2015-10-14 16:56:03 +02:00
Jan Steemann 0ffb11c25e do not use sparse indexes for sorting 2015-10-14 12:03:52 +02:00
Jan Steemann d7154af03c do not use sparse indexes for sorting only 2015-10-14 11:07:19 +02:00
Jan Steemann 779c242846 modified usage of filters with potentially undefined variables 2015-10-14 11:02:42 +02:00
Jan Steemann 1ebcea2352 remove-filter-covered-by-indexes rewrite 2015-10-13 17:59:40 +02:00
Jan Steemann 068d85b562 less header dependencies 2015-10-13 17:00:59 +02:00
Jan Steemann cd7c1bc453 preparations for sort optimizer rule 2015-10-13 10:37:07 +02:00
Michael Hackstein 0f14a243ff Removed debug output 2015-10-13 09:56:08 +02:00
jsteemann 61d2d760fb new IndexNode cost calculation 2015-10-12 22:39:01 +02:00
jsteemann 29b3741156 reworked cost calculations 2015-10-12 22:23:03 +02:00
Jan Steemann 6b2837190e different cost calculation, done except for skiplists 2015-10-12 18:49:47 +02:00
Jan Steemann 2970f9d221 fixed primary and edge index 2015-10-12 15:53:43 +02:00
Michael Hackstein eca1cc7ac6 Fixed a bug where an index node was created for sorting, even if no index could sort. 2015-10-12 15:09:36 +02:00
Michael Hackstein a8ee15fca4 Merge branch 'aql-jmmh-conditions' of github.com:arangodb/arangodb into 
aql-jmmh-conditions and fixed a compiler bug for mac outstream
 2015-10-12 14:37:03 +02:00
Jan Steemann f0edd198bc added specializeOne() and specializeAll() 2015-10-12 13:02:52 +02:00
Michael Hackstein dcc34e5312 The condition finder now creates an IndexNode for SORT statement only, if any index would be suiteable for it. 2015-10-12 11:44:36 +02:00
Jan Steemann b5c9602407 specialization of conditions 2015-10-09 18:10:33 +02:00
Jan Steemann c689fc0756 preparation work for index condition specialization 2015-10-08 18:20:10 +02:00
Jan Steemann d572655d84 fixed compile warning 2015-10-08 16:28:04 +02:00
Jan Steemann 6a4e9658c5 fixes for explainer and condition 2015-10-08 16:22:52 +02:00
Jan Steemann 0d80a17002 generalize condition handling 2015-10-08 15:10:28 +02:00
Jan Steemann fbfc7773ef serialization and deserialization of IndexNodes 2015-10-08 12:02:27 +02:00
Jan Steemann 118f924598 support [*] operator 2015-10-05 19:15:22 +02:00
Jan Steemann e46ba60715 changed signatures of attribute-access-detecting functions 2015-10-05 16:01:19 +02:00
Jan Steemann 7d4c379598 small modifications, temporarily disabled interchange-adjacent-enumerations 2015-10-02 19:53:35 +02:00
Jan Steemann e0dcf4331d finish IN optimizations in Condition 2015-10-02 17:39:04 +02:00
Jan Steemann a2731a6121 blind commit 2015-10-02 17:02:02 +02:00
Jan Steemann 3a92fa8e16 merge IN with IN 2015-10-02 15:22:21 +02:00
Jan Steemann 7292384b37 deduplicate IN arrays 2015-10-02 14:05:27 +02:00
Jan Steemann 42b02427e6 fixed index usage 2015-10-01 17:27:57 +02:00
Jan Steemann fab5c5902d clarified instructions 2015-10-01 16:59:14 +02:00
Jan Steemann bc4e27bdc9 added getOne() 2015-10-01 13:25:03 +02:00
Jan Steemann 806272876c satisfy scan-build 2015-09-30 17:21:07 +02:00
Jan Steemann 40a1cf3ce3 fixed segfault 2015-09-30 16:03:46 +02:00
Michael Hackstein 468e632abb Merge branch 'aql-jmmh-conditions' of github.com:arangodb/arangodb into aql-jmmh-conditions 2015-09-30 08:38:26 +02:00
Jan Steemann 67de5480e8 check filter condition and sort condition support for all index types 2015-09-29 17:38:55 +02:00
Jan Steemann 7df6726c3f calculate costs for equality lookups 2015-09-29 13:08:51 +02:00
Michael Hackstein 8f0bd93120 Disabled the IndexBlock again, not yet working 2015-09-29 10:18:46 +02:00
Michael Hackstein c0a88a1371 Merge branch 'aql-jmmh-conditions' of github.com:arangodb/arangodb into aql-jmmh-conditions 2015-09-29 10:04:15 +02:00
Michael Hackstein e35ea8995e Fixed used after free of condition node. Cloned the Condition AST whie handing it over. Still get a double free exception. IndexNodeis now handled. 2015-09-29 09:13:08 +02:00
Jan Steemann 84f59d112e unified index use checks 2015-09-28 18:13:04 +02:00
Jan Steemann 3495816fa1 changed index signatures 2015-09-28 14:11:23 +02:00
Jan Steemann 35f2bdb9fd fixed 2015-09-28 13:31:53 +02:00
Jan Steemann f2cbaa38e0 fixed condition printing 2015-09-25 16:35:18 +02:00
Jan Steemann abc87b2d5f added IndexNode stub 2015-09-25 13:40:51 +02:00
Michael Hackstein 2ab13b81a4 The Condition will now successfully produce a list of Indexes that can be combined for the current EnumerateCollectionBlock. If this list is empty we can do nothing but a Full Collection Scan 2015-09-25 13:00:37 +02:00
Michael Hackstein 6eb23f14f4 The Condition findIndexes now tries to find an index for each AND block and fills a list of indexes, iff there is any element in the list we are able to use a CombinedIndexRangeNode, if not we still have to use the EnumerateCollectionNode 2015-09-25 11:45:31 +02:00
Michael Hackstein 6a11ad28ee Adapted all indices to the new planned interface so they tell us if they can serve for a condition and present their costs 2015-09-25 10:40:04 +02:00
Michael Hackstein 6525755cc0 Fixed memleak 2015-09-23 17:04:37 +02:00
Michael Hackstein eae6394f22 Allowed the hashIndex to modify the DNF and-block node. It now successfully removes all entries it can be responsible for 2015-09-23 16:29:15 +02:00
Michael Hackstein aefc0edae0 Added a modifyable AST node to the index can serve and block functionality of all indicies. However non of them uses it yet 2015-09-23 14:38:23 +02:00
Michael Hackstein e6e795e198 Improved dev output. Now it is easier to see where more than one index is suiteable 2015-09-22 16:14:10 +02:00
Michael Hackstein 73077a17fc Implemented the foundation to identify indicies based on DNF Conditions. Primary is implemented as an example. Right now it is only printed that it can be used. TODO: actually use it. Other indicies 2015-09-22 15:39:07 +02:00
Michael Hackstein f1b0afd9a6 Started to implement functions to find indexes for each Condition sub part 2015-09-22 11:19:52 +02:00
Michael Hackstein 1e5b246b6b Included the work of @dothebart that was created on optimizing the condition tree. 2015-09-17 18:27:47 +02:00
Jan Steemann 2f10135e60 transplanted changes from aql-conditions 2015-09-16 17:36:17 +02:00
Jan Steemann b0798bbb19 first commit, broken 2015-09-16 17:22:09 +02:00