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Overview
| Comment: | Small tweak to the btree balancer for improved tree balance. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 8817dedb75430e6c78ff527f7ded4abb |
| User & Date: | drh 2016-07-23 19:18:55 |
Context
|
2016-07-23
| ||
| 19:34 | Add the json_quote() function to the JSON1 extension. check-in: 269892ab user: drh tags: trunk | |
| 19:18 | Small tweak to the btree balancer for improved tree balance. check-in: 8817dedb user: drh tags: trunk | |
| 14:50 | Fix recently added tests so that they work in all configurations. check-in: d0bcaf0c user: drh tags: trunk | |
|
2016-07-14
| ||
| 19:48 | Minor tweak the the b-tree balancer. Closed-Leaf check-in: d2a0af7a user: drh tags: btree-tuning | |
Changes
Changes to src/btree.c.
7336 7337 7338 7339 7340 7341 7342 7343 7344 7345 7346 7347 7348 7349 7350 |
d = r + 1 - leafData;
(void)cachedCellSize(&b, d);
do{
assert( d<nMaxCells );
assert( r<nMaxCells );
(void)cachedCellSize(&b, r);
if( szRight!=0
&& (bBulk || szRight+b.szCell[d]+2 > szLeft-(b.szCell[r]+2)) ){
break;
}
szRight += b.szCell[d] + 2;
szLeft -= b.szCell[r] + 2;
cntNew[i-1] = r;
r--;
d--;
|
| |
7336 7337 7338 7339 7340 7341 7342 7343 7344 7345 7346 7347 7348 7349 7350 |
d = r + 1 - leafData;
(void)cachedCellSize(&b, d);
do{
assert( d<nMaxCells );
assert( r<nMaxCells );
(void)cachedCellSize(&b, r);
if( szRight!=0
&& (bBulk || szRight+b.szCell[d]+2 > szLeft-(b.szCell[r]+(i==k-1?0:2)))){
break;
}
szRight += b.szCell[d] + 2;
szLeft -= b.szCell[r] + 2;
cntNew[i-1] = r;
r--;
d--;
|