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fix: fix page capacity calculation

This commit is contained in:
Minglei Jin 2022-06-16 18:33:45 +08:00
parent 61e3250ee7
commit c1de4df95b
1 changed files with 5 additions and 2 deletions
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7
source/libs/tdb/src/db/tdbPage.c
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@ -246,14 +246,17 @@ void tdbPageCopy(SPage *pFromPage, SPage *pToPage) {
int tdbPageCapacity(int pageSize, int amHdrSize) {
int szPageHdr;
int minCellIndexSize; // at least one cell in cell index
if (pageSize < 65536) {
szPageHdr = pageMethods.szPageHdr;
minCellIndexSize = pageMethods.szOffset;
} else {
szPageHdr = pageLargeMethods.szPageHdr;
minCellIndexSize = pageLargeMethods.szOffset;
}
return pageSize - szPageHdr - amHdrSize;
return pageSize - szPageHdr - amHdrSize - sizeof(SPageFtr) - minCellIndexSize;
}
static int tdbPageAllocate(SPage *pPage, int szCell, SCell **ppCell) {
@ -599,4 +602,4 @@ SPageMethods pageLargeMethods = {
setLPageCellOffset, // setCellOffset
getLPageFreeCellInfo, // getFreeCellInfo
setLPageFreeCellInfo // setFreeCellInfo
};
};