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authordrh <>2023-01-03 19:27:00 +0000
committerdrh <>2023-01-03 19:27:00 +0000
commita9e1e4edafc2d29116d2e1c7cfc6b0c1c992b9f2 (patch)
treeb76bf5eaa80a0feded0a695c0bb840f5c3478acd
parentfbde3f50bfcb2235589a5c248a23b3990fd05d9f (diff)
downloadsqlite-a9e1e4edafc2d29116d2e1c7cfc6b0c1c992b9f2.tar.gz
sqlite-a9e1e4edafc2d29116d2e1c7cfc6b0c1c992b9f2.zip
Small performance increase in the symbol hash table.
FossilOrigin-Name: a19597b4fd2530a89363992b9179f9f3f0621a6e3861a91324f29311aafe09b9
-rw-r--r--manifest12
-rw-r--r--manifest.uuid2
-rw-r--r--src/hash.c3
3 files changed, 9 insertions, 8 deletions
diff --git a/manifest b/manifest
index 5cc745386..a0e874561 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Avoid\san\sunnecessary\scall\sto\sstrlen()\sin\sthe\ssqlite3VdbeMemStringify()\sroutine,\nfor\sa\sperformance\sincrease\sand\ssize\sreduction.
-D 2023-01-03T18:51:18.573
+C Small\sperformance\sincrease\sin\sthe\ssymbol\shash\stable.
+D 2023-01-03T19:27:00.120
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -600,7 +600,7 @@ F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
F src/fkey.c 722f20779f5342a787922deded3628d8c74b5249cab04098cf17ee2f2aaff002
F src/func.c 68f610a44962814a4ba593fc95137a6682cb7e65086f22167e167b75ee3432e7
F src/global.c e06ff8e0acd85aec13563c9ecb44fbbf38232ccf73594998fd880b92d619594b
-F src/hash.c 8d7dda241d0ebdafb6ffdeda3149a412d7df75102cecfc1021c98d6219823b19
+F src/hash.c c6af5f96a7a76d000f07c5402c48c318c2566beecdee9e78b9d9f60ce7119565
F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51
F src/hwtime.h b638809e083b601b618df877b2e89cb87c2a47a01f4def10be4c4ebb54664ac7
F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71
@@ -2067,8 +2067,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P df5ea47130d275e9fa1bd6aa8d55f1d5e136cba30ba13b7ede22224aa7f78919
-R a2a32720b2f8777521bc8622d675c7f8
+P 284382d37850f469dc4bf3ab8efd2f20971554e897f1ba3e94d3f2f0c35d97d0
+R ab5178d0509e1eb88fa7af9a2e9e5d44
U drh
-Z f34cc68dd6274f0e7d2c85494306685a
+Z 4f8363fa871c6cb453dc54216172abff
# Remove this line to create a well-formed Fossil manifest.
diff --git a/manifest.uuid b/manifest.uuid
index 2f01b9ca3..cedbc10c4 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-284382d37850f469dc4bf3ab8efd2f20971554e897f1ba3e94d3f2f0c35d97d0 \ No newline at end of file
+a19597b4fd2530a89363992b9179f9f3f0621a6e3861a91324f29311aafe09b9 \ No newline at end of file
diff --git a/src/hash.c b/src/hash.c
index 96f41361b..1f0062a8f 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -166,12 +166,13 @@ static HashElem *findElementWithHash(
count = pH->count;
}
if( pHash ) *pHash = h;
- while( count-- ){
+ while( count ){
assert( elem!=0 );
if( sqlite3StrICmp(elem->pKey,pKey)==0 ){
return elem;
}
elem = elem->next;
+ count--;
}
return &nullElement;
}