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Changes In Branch reoptimizeArm Excluding Merge-Ins
This is equivalent to a diff from 2aa50f6f20 to b9b22fae69
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2015-11-05
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| 11:47 | Remove a #pragma used to work around an issues with MSVC 2012 that has been overcome but subsequent changes. (check-in: 8303e4cfed user: drh tags: trunk) | |
| 03:26 | Remove #pragma that was used to work around an obsolete issue with MSVC 2012. (Closed-Leaf check-in: b9b22fae69 user: mistachkin tags: reoptimizeArm) | |
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2015-11-04
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| 22:31 | Performance improvements in the getAndInitPage() routine of btree.c. (check-in: 2aa50f6f20 user: drh tags: trunk) | |
| 20:22 | Rename the sqlite3PagerAcquire() function to sqlite3PagerGet(). The former macro called sqlite3PagerGet() has been removed. (check-in: 708253be34 user: drh tags: trunk) | |
Changes to src/btree.c.
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6960 6961 6962 6963 6964 6965 6966 | ** size of a cell stored within an internal node is always less than 1/4 ** of the page-size, the aOvflSpace[] buffer is guaranteed to be large ** enough for all overflow cells. ** ** If aOvflSpace is set to a null pointer, this function returns ** SQLITE_NOMEM. */ | < < < | 6960 6961 6962 6963 6964 6965 6966 6967 6968 6969 6970 6971 6972 6973 |
** size of a cell stored within an internal node is always less than 1/4
** of the page-size, the aOvflSpace[] buffer is guaranteed to be large
** enough for all overflow cells.
**
** If aOvflSpace is set to a null pointer, this function returns
** SQLITE_NOMEM.
*/
static int balance_nonroot(
MemPage *pParent, /* Parent page of siblings being balanced */
int iParentIdx, /* Index of "the page" in pParent */
u8 *aOvflSpace, /* page-size bytes of space for parent ovfl */
int isRoot, /* True if pParent is a root-page */
int bBulk /* True if this call is part of a bulk load */
){
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| ︙ | ︙ | |||
7708 7709 7710 7711 7712 7713 7714 |
}
for(i=0; i<nNew; i++){
releasePage(apNew[i]);
}
return rc;
}
| < < < | 7705 7706 7707 7708 7709 7710 7711 7712 7713 7714 7715 7716 7717 7718 |
}
for(i=0; i<nNew; i++){
releasePage(apNew[i]);
}
return rc;
}
/*
** This function is called when the root page of a b-tree structure is
** overfull (has one or more overflow pages).
**
** A new child page is allocated and the contents of the current root
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| ︙ | ︙ |