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Overview
| Comment: | Improvements to comments. No changes to code. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | deferred-free-space |
| Files: | files | file ages | folders |
| SHA3-256: | 16eb0fc8f8cce51eaa5305ebc9f3bd8c |
| User & Date: | drh 2019-02-11 19:27:36 |
Context
|
2019-02-11
| ||
| 22:50 | Do not invoke btreeComputeFreeSpace() when not necessary. check-in: f11b0ed4 user: drh tags: deferred-free-space | |
| 19:27 | Improvements to comments. No changes to code. check-in: 16eb0fc8 user: drh tags: deferred-free-space | |
| 17:22 | Fix test cases. Avoid unnecessary tests for MemPage.nFree less than zero. check-in: 480a5090 user: drh tags: deferred-free-space | |
Changes
Changes to src/btree.c.
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if( top==0 && pPage->pBt->usableSize==65536 ){
top = 65536;
}else{
return SQLITE_CORRUPT_PAGE(pPage);
}
}
/* If there is enough space between gap and top for one more cell pointer
** array entry offset, and if the freelist is not empty, then search the
** freelist looking for a free slot big enough to satisfy the request.
*/
testcase( gap+2==top );
testcase( gap+1==top );
testcase( gap==top );
if( (data[hdr+2] || data[hdr+1]) && gap+2<=top ){
u8 *pSpace = pageFindSlot(pPage, nByte, &rc);
if( pSpace ){
|
| | | |
1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 |
if( top==0 && pPage->pBt->usableSize==65536 ){
top = 65536;
}else{
return SQLITE_CORRUPT_PAGE(pPage);
}
}
/* If there is enough space between gap and top for one more cell pointer,
** and if the freelist is not empty, then search the
** freelist looking for a slot big enough to satisfy the request.
*/
testcase( gap+2==top );
testcase( gap+1==top );
testcase( gap==top );
if( (data[hdr+2] || data[hdr+1]) && gap+2<=top ){
u8 *pSpace = pageFindSlot(pPage, nByte, &rc);
if( pSpace ){
|