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Two minor improvements to sum(), one of which was inspired by

Browse Source 
[forum:/forumpost/af5be98dbc|forum post af5be98dbc].

FossilOrigin-Name: a0d3e7571aded8d1e03908059d2d5aa5d62ec49bff099cb38f6f35df5e4b18b5
This commit is contained in:
drh
2023-07-19 09:52:10 +00:00
parent 9246c85b61
commit 37fd50df1f
3 changed files with 8 additions and 9 deletions
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12
manifest
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@@ -1,5 +1,5 @@
C Do\snot\suse\sthe\s[/info/609fbb94b8f01d67|viewscan\soptimization]\son\sa\squery\nthat\shas\sonly\sa\ssingle\sloop,\sas\sthe\scost\sadjustments\scan\scause\sproblems\nfor\souter\squeries.\s\sProposed\sfix\sfor\sthe\sperformance\sregression\sreported\sby\n[forum:/forumpost/64d36440e473516c|forum\spost\s64d36440e473516c]. C Two\sminor\simprovements\sto\ssum(),\sone\sof\swhich\swas\sinspired\sby\n[forum:/forumpost/af5be98dbc|forum\spost\saf5be98dbc].
D 2023-07-18T21:06:19.893 D 2023-07-19T09:52:10.467
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -590,7 +590,7 @@ F src/delete.c cd5f5cd06ed0b6a882ec1a8c2a0d73b3cecb28479ad19e9931c4706c5e2182be
F src/expr.c 8d1656b65e26af3e34f78e947ac423f0d20c214ed25a67486e433bf16ca6b543 F src/expr.c 8d1656b65e26af3e34f78e947ac423f0d20c214ed25a67486e433bf16ca6b543
F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007 F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
F src/fkey.c a7fcbf7e66d14dbb73cf49f31489ebf66d0e6006c62b95246924a3bae9f37b36 F src/fkey.c a7fcbf7e66d14dbb73cf49f31489ebf66d0e6006c62b95246924a3bae9f37b36
F src/func.c cffa6edb4aa4865d8e237022399ba9c2b22fd11e5581efba7c5b524b525952ca F src/func.c 25f2e0204c011be56fc3c9a180534b68ca4866c61ec19806880136450434112d
F src/global.c 29f56a330ed9d1b5cd9b79ac0ca36f97ac3afc730ff8bfa987b0db9e559d684d F src/global.c 29f56a330ed9d1b5cd9b79ac0ca36f97ac3afc730ff8bfa987b0db9e559d684d
F src/hash.c 9ee4269fb1d6632a6fecfb9479c93a1f29271bddbbaf215dd60420bcb80c7220 F src/hash.c 9ee4269fb1d6632a6fecfb9479c93a1f29271bddbbaf215dd60420bcb80c7220
F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51 F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51
@@ -2043,8 +2043,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
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# Remove this line to create a well-formed Fossil manifest. # Remove this line to create a well-formed Fossil manifest.

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manifest.uuid
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@@ -1 +1 @@
76152ad2ffe56034f2fd93d9a1ce9358e1677a7e9cd3dcd9f3a34a5c956a463e a0d3e7571aded8d1e03908059d2d5aa5d62ec49bff099cb38f6f35df5e4b18b5

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src/func.c
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@@ -1764,11 +1764,10 @@ static void sumStep(sqlite3_context *context, int argc, sqlite3_value **argv){
p->ovrfl = 1; p->ovrfl = 1;
kahanBabuskaNeumaierInit(p, p->iSum); kahanBabuskaNeumaierInit(p, p->iSum);
p->approx = 1; p->approx = 1;
kahanBabuskaNeumaierStep(p, sqlite3_value_double(argv[0])); kahanBabuskaNeumaierStepInt64(p, sqlite3_value_int64(argv[0]));
} }
} }
}else{ }else{
p->approx = 1;
if( type==SQLITE_INTEGER ){ if( type==SQLITE_INTEGER ){
kahanBabuskaNeumaierStepInt64(p, sqlite3_value_int64(argv[0])); kahanBabuskaNeumaierStepInt64(p, sqlite3_value_int64(argv[0]));
}else{ }else{