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8 Commits

Author SHA1 Message Date
Jan 9c0460acff
Feature/aql optimizations (#5237) 2018-05-03 16:55:58 +02:00
Jan 4a3c1b6dc9
unfold code to remove a few runtime ifs (#4303) 2018-01-16 00:26:46 +01:00
Jan 2525a3a1bd Feature/mmfiles hash lookup performance (#3265)
* speed up full collection scans in mmfiles engine

* some API cleanup
2017-09-26 14:48:06 +02:00
Jan b9d48a4304 use forwarding to build AqlValues in place (#3238) 2017-09-15 14:30:40 +02:00
Max Neunhöffer b5798af00e Bug fix/tune hash join (#2828)
* Tune hash joins by avoiding many AqlItemBlock allocations in IndexBlock.

* Fix condition for copying register values.

* Fix case of half-full or empty AqlItemBlock.
2017-08-02 22:27:26 +02:00
Frank Celler a5a25754ed Feature/reduce extraction to projection (#2792)
* reduce extractions to projections

* recycle string buffers in SocketTask

* micro optimizations for mmfiles indexes

* added special lookup function for _key

* moved function into the correct file

* speed up key buffer allocations a bit

* added noexcept specifier

* correctly name variable

* explicitly move bounds

* fix and speedup from/toPersistent functions

* reuse string from ManagedDocumentResult for multiple lookups

* use move-assign

* a bit less work for single server

* speedup AQL function HASH

* single fetch optimization

* performance optimization for the case when no documents need to be returned

* make reduce-extraction-to-projection a RocksDB-only optimizer rule

* cppcheck

* try to fix compile error on MacOS

* bug fix for MacOSX

* missing namespace (in Windows compile)
2017-07-14 08:40:29 +02:00
Frank Celler 40d73d5a8b Revert "[WIP] Feature/reduce extraction to projection (#2735)"
This reverts commit 5bfcff30cd.
2017-07-12 12:52:14 +02:00
Jan 5bfcff30cd [WIP] Feature/reduce extraction to projection (#2735)
* reduce extractions to projections

* recycle string buffers in SocketTask

* micro optimizations for mmfiles indexes

* added special lookup function for _key

* moved function into the correct file

* speed up key buffer allocations a bit

* added noexcept specifier

* correctly name variable

* explicitly move bounds

* fix and speedup from/toPersistent functions

* reuse string from ManagedDocumentResult for multiple lookups

* use move-assign

* a bit less work for single server

* speedup AQL function HASH

* single fetch optimization

* performance optimization for the case when no documents need to be returned

* make reduce-extraction-to-projection a RocksDB-only optimizer rule
2017-07-12 11:22:29 +02:00