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3f391a782c
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first working-ish Postgres backend
Subcommits:
implement iterator and remove ResultTree
add Err() to sql
remove redundant and less helpful indices, change fillfactor, and use COPY FROM
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2015-08-12 16:03:25 -04:00 |
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kortschak
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484bf145a8
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Remove non-documentation lint
Because of extensive nature of changes, tested all three non-memstore
backends - passed.
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2014-08-28 11:51:39 +09:30 |
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kortschak
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443a091b72
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Rename triple entities were relevant
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2014-08-27 21:27:01 +09:30 |
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kortschak
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2c6f0f7345
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Clean up residual changes
Remove done TODOs and unnecessary helpers.
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2014-08-05 23:27:13 +09:30 |
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kortschak
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6acfdcc5d6
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Use concrete value for quad.Quad
Comparison of -short benchmarks in cayley.
$ benchcmp pointer.bench concrete.bench
benchmark old ns/op new ns/op delta
BenchmarkNamePredicate 1673276 1655093 -1.09%
BenchmarkLargeSetsNoIntersection 318985907 261499984 -18.02%
BenchmarkNetAndSpeed 104403743 41516981 -60.23%
BenchmarkKeanuAndNet 17309258 16857513 -2.61%
BenchmarkKeanuAndSpeed 20159161 19282833 -4.35%
Comparison of pathological cases are not so happy.
benchmark old ns/op new ns/op delta
BenchmarkVeryLargeSetsSmallIntersection 55269775527 246084606672 +345.24%
BenchmarkHelplessContainsChecker 23436501319 24308906949 +3.72%
Profiling the worst case:
Pointer:
Total: 6121 samples
1973 32.2% 32.2% 1973 32.2% runtime.findfunc
773 12.6% 44.9% 773 12.6% readvarint
510 8.3% 53.2% 511 8.3% step
409 6.7% 59.9% 410 6.7% runtime.gentraceback
390 6.4% 66.2% 391 6.4% pcvalue
215 3.5% 69.8% 215 3.5% runtime.funcdata
181 3.0% 72.7% 181 3.0% checkframecopy
118 1.9% 74.6% 119 1.9% runtime.funcspdelta
96 1.6% 76.2% 96 1.6% runtime.topofstack
76 1.2% 77.5% 76 1.2% scanblock
Concrete:
Total: 25027 samples
9437 37.7% 37.7% 9437 37.7% runtime.findfunc
3853 15.4% 53.1% 3853 15.4% readvarint
2366 9.5% 62.6% 2366 9.5% step
2186 8.7% 71.3% 2186 8.7% runtime.gentraceback
1816 7.3% 78.5% 1816 7.3% pcvalue
1016 4.1% 82.6% 1016 4.1% runtime.funcdata
859 3.4% 86.0% 859 3.4% checkframecopy
506 2.0% 88.1% 506 2.0% runtime.funcspdelta
410 1.6% 89.7% 410 1.6% runtime.topofstack
303 1.2% 90.9% 303 1.2% runtime.newstack
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2014-08-05 23:25:02 +09:30 |
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kortschak
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b17334ea36
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Remove terminal newline from quad.Quad stringer
This is the conventional implementation of a fmt.Stringer.
Also went through and fixed up some lint.
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2014-07-31 11:43:20 +09:30 |
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kortschak
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274d9ef57e
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Rename Provenance -> Label
's/Provenance/Label/g' 's/provenance/label/g' with human vetting.
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2014-07-29 08:44:39 +09:30 |
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kortschak
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401c58426f
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Create quads hierarchy
* Move nquads into quad.
* Create cquads simplified parser in quad.
* Move Triple (renamed Quad) to quad.
Also made sure mongo actually implements BulkLoader.
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2014-07-28 21:36:22 +09:30 |
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