Willi Goesgens
ebbb9c34b6
Redundand-Sort: implement removing of left item superseeding the sort
2014-09-04 17:53:20 +02:00
Willi Goesgens
30b33a1793
Fix buffer overrun while comparing two sortNodes
2014-09-04 17:29:22 +02:00
Max Neunhoeffer
7e7b47ab71
Sort out negative cost estimations.
2014-09-02 10:15:02 +02:00
Jan Steemann
822c5daa32
assert costs are positive
2014-09-01 15:03:23 +02:00
James
fd4b4e5df4
"proper" estimateCost method for IndexRangeNode.
2014-08-29 14:22:46 +02:00
Jan Steemann
e47c2b99d3
use stable sort
2014-08-29 12:22:27 +02:00
James
46b40015ee
renovating RangeInfo stuff to avoid mem leaks.
2014-08-29 11:52:19 +02:00
James
b25f9d8301
fixed bug in last.
2014-08-29 09:34:23 +02:00
James
58a288fe77
copying a RangeIndexNode now properly copies the range infos.
2014-08-29 09:26:11 +02:00
James
05dac4f52d
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
arangod/Aql/Optimizer.cpp
2014-08-28 14:41:51 +02:00
James
1deed3ebce
fixed bugs useIndexRange.
2014-08-28 14:39:26 +02:00
Jan Steemann
ca814c9733
remove-redundant-sorts
2014-08-28 13:54:17 +02:00
Jan Steemann
2eb38c9657
remove-redundant-sorts, initial
2014-08-28 12:39:28 +02:00
Willi Goesgens
9d4b1b1c88
SortNode: our variables can also be in other ExecutionNodes then the Calculation node. Take this into account.
...
SortIndex optimizer: when looking at our properties only check Calculation nodes, ignore other types of ExecutionNodes
2014-08-28 11:48:23 +02:00
James
ee3a401c88
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
arangod/Aql/ExecutionNode.h
2014-08-28 09:48:49 +02:00
James
511f08e4ca
adding stub for estimateCost for IndexRangeNode.
2014-08-28 09:48:05 +02:00
Jan Steemann
6d0dfcdeba
changed ctor
2014-08-28 00:27:24 +02:00
Jan Steemann
1e0a393d48
fixed wrong comment
2014-08-27 23:54:32 +02:00
Willi Goesgens
e67a2ed36a
SortIndex optimizer:
...
- remove SortNodes which are superseeded by an IndexRangeNode
- calculate the properties of an SortNode before entering the walker
- add abstraction class
2014-08-27 15:39:37 +02:00
Max Neunhoeffer
27d8409425
Implement canThrow method for SubqueryNode.
2014-08-27 13:07:05 +02:00
Willi Goesgens
5e75ec8bb5
Expression:
...
- add function isSimpleAccessReference() to check whether it is a coll.attr.attr
- add function getAccessNRef() to retrieve pair("attr.attr", "coll"),
SortIndex optimizer:
- use the new functionality to get better readable code.
rename indexes -> indices
2014-08-26 17:26:46 +02:00
Willi Goesgens
18d308af0f
SortNode: add method that looks up the expressions referenced by the Sortnode, and returns them paired with ASC/DESC.
2014-08-26 15:38:55 +02:00
Willi Goesgens
ff4e00eb86
SortIndex optimizer:
...
- rename getIndexes to getIndexesUnordered
- add CompareIndex & getIndexesOrdered to retrieve a list which does an ordered match on the available skiplist indices
- fetch the ordered matching indices
- only remove the sortnode if its a full qualified match.
2014-08-26 13:53:19 +02:00
Willi Goesgens
27063a08b5
SortIndex optimizer:
...
- group the ASC/DESC
- find out the real attribute name for nested attributes
2014-08-26 09:48:20 +02:00
Willi Goesgens
10603f904d
Walker: the process of walking now is aborted if the before-hook returns true.
2014-08-25 15:48:21 +02:00
James
8896a01753
making the arguments of IndexRangeNode more general.
2014-08-25 15:11:54 +02:00
Max Neunhoeffer
4b229c5873
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
lib/Basics/JsonHelper.h
2014-08-22 17:02:06 +02:00
Max Neunhoeffer
8fd6cd1184
Implement clear unneeded registers.
2014-08-22 17:00:53 +02:00
James
931aaee618
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
arangod/Aql/OptimizerRules.cpp
2014-08-22 16:19:01 +02:00
James
4c49a3be5e
deserialising of IndexRangeNode almost completed.
2014-08-22 16:17:10 +02:00
Jan Steemann
55608ceae2
use index nodes
2014-08-22 13:53:01 +02:00
Jan Steemann
3a60913afe
fix JSON serialization of indexes
2014-08-22 13:13:07 +02:00
James
4ba4ec4523
moving function getIndexes for EnumerateCollectionNode from h to cpp file.
2014-08-22 10:39:41 +02:00
James
1afad665fa
putting RangeInfo stuff into new file.
2014-08-22 10:34:03 +02:00
James
fecaccf37f
fixing comparison of bounds.
2014-08-21 18:40:02 +02:00
James
89ba89bf77
added method to check if a range info contains a unique value, and cleaned up FilterToEnumCollFinder.
2014-08-21 17:39:06 +02:00
James
409e663818
fixed bugs in comparison of tightness of range bounds, and made it so that invalid ranges insert NoResultNode in the plan.
2014-08-21 17:14:42 +02:00
James
053ab548ba
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
arangod/Aql/OptimizerRules.cpp
2014-08-21 15:48:58 +02:00
James
102e866a89
adding canThrow methods for ExecutionNodes.
2014-08-21 15:46:41 +02:00
James
4d17c347cc
bug fixes in last.
2014-08-21 15:38:42 +02:00
James
deaa8f1271
only applying hash indexes if ranges indicate equality.
2014-08-21 15:27:53 +02:00
Max Neunhoeffer
321ab35551
Finish _parents in ExecutionNodes business.
2014-08-21 15:15:46 +02:00
Max Neunhoeffer
3007899abe
Make an ExecutionNode store its parents.
2014-08-21 13:51:37 +02:00
James
7b5f52069a
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
arangod/Aql/OptimizerRules.cpp
2014-08-21 13:16:24 +02:00
Jan Steemann
0e8b61124e
less verbose AST dumps in AQL_PARSE
2014-08-21 13:08:21 +02:00
James
aa03c16be0
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into aql2
...
Conflicts:
arangod/Aql/OptimizerRules.cpp
2014-08-21 12:53:05 +02:00
James
c4811009a8
fixing replaceNode for ExecutionPlan.
2014-08-21 12:32:07 +02:00
Jan Steemann
1edd170317
turned off optimization
2014-08-21 11:21:03 +02:00
James
a8801803dd
more IndexRangeNode stuff
2014-08-21 11:16:39 +02:00
Max Neunhoeffer
52f48cd296
Add NoResultsNode.
2014-08-21 10:17:18 +02:00