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authordrh <drh@noemail.net>2016-07-23 19:18:55 +0000
committerdrh <drh@noemail.net>2016-07-23 19:18:55 +0000
commiteb09f6d788a76242003ff9dd42a7036c8656df0b (patch)
tree28a69c1da99e931dcdddec5fd0fd236cec83f08b
parent49dcd79e7d2d759df3fbe7446b100dbd90cd4bd6 (diff)
parent0b4c042b867e71bfd64a17e62d60ee2923707561 (diff)
downloadsqlite-eb09f6d788a76242003ff9dd42a7036c8656df0b.tar.gz
sqlite-eb09f6d788a76242003ff9dd42a7036c8656df0b.zip
Small tweak to the btree balancer for improved tree balance.
FossilOrigin-Name: 8817dedb75430e6c78ff527f7ded4abb35776cef
-rw-r--r--manifest13
-rw-r--r--manifest.uuid2
-rw-r--r--src/btree.c2
3 files changed, 9 insertions, 8 deletions
diff --git a/manifest b/manifest
index 412a1d98e..9c7215a36 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Fix\srecently\sadded\stests\sso\sthat\sthey\swork\sin\sall\sconfigurations.
-D 2016-07-23T14:50:26.969
+C Small\stweak\sto\sthe\sbtree\sbalancer\sfor\simproved\stree\sbalance.
+D 2016-07-23T19:18:55.177
F Makefile.in 6c20d44f72d4564f11652b26291a214c8367e5db
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc d66d0395c38571aab3804f8db0fa20707ae4609a
@@ -327,7 +327,7 @@ F src/auth.c b56c78ebe40a2110fd361379f7e8162d23f92240
F src/backup.c 6df65fdd569c901a418887a1a76f82ec35044556
F src/bitvec.c 3ee4c8b2c94ed3a7377256e18199e6ff5cf33f63
F src/btmutex.c bc87dd3b062cc26edfe79918de2200ccb8d41e73
-F src/btree.c dc4e5f3e95fd57b610422e36e0913662ecd6814c
+F src/btree.c 6a42efa461cf3a0c33e8755e9d236371ac80d1b3
F src/btree.h 075c45707c0f8f8af118f739f36df8098a08b7da
F src/btreeInt.h c18b7d2a3494695133e4e60ee36061d37f45d9a5
F src/build.c d1fdfd7ab8f5447e494ef15825973bf0719527c6
@@ -1507,7 +1507,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 99a6c51887d9d78409944c5a028d5a3ac2e066a7
-R dcbad5b66668d4f45eebea8d8e4c4fc1
+P d0bcaf0cd92ae5bbea7ad68537ba89437d5c39e8 d2a0af7a37e390439c3001fedb5834f47fb24a1f
+R e49116b4c5057a2c64e23fc9fb71ef64
+T +closed d2a0af7a37e390439c3001fedb5834f47fb24a1f
U drh
-Z b2cb07cac2703599b169fabec6f383c3
+Z 96bd00cbee88b7adc25980f9570baf91
diff --git a/manifest.uuid b/manifest.uuid
index 77b620836..e3e685726 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-d0bcaf0cd92ae5bbea7ad68537ba89437d5c39e8 \ No newline at end of file
+8817dedb75430e6c78ff527f7ded4abb35776cef \ No newline at end of file
diff --git a/src/btree.c b/src/btree.c
index 7fc9193dc..8ea20b9ad 100644
--- a/src/btree.c
+++ b/src/btree.c
@@ -7340,7 +7340,7 @@ static int balance_nonroot(
assert( r<nMaxCells );
(void)cachedCellSize(&b, r);
if( szRight!=0
- && (bBulk || szRight+b.szCell[d]+2 > szLeft-(b.szCell[r]+2)) ){
+ && (bBulk || szRight+b.szCell[d]+2 > szLeft-(b.szCell[r]+(i==k-1?0:2)))){
break;
}
szRight += b.szCell[d] + 2;