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New test-control that returns the number of calls to

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sqlite3BtreeMovetoUnpacked() on the main database and then resets the
counter.  This only works for SQLITE_DEBUG builds.

FossilOrigin-Name: dca5b91926431768babac28a6faf7674a5014db95caba727995b470e92b3182a
This commit is contained in:
drh
2020-08-31 18:49:04 +00:00
parent c51ceeb049
commit 37ccfcfeb9
8 changed files with 64 additions and 13 deletions
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src/btreeInt.h
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@@ -353,6 +353,9 @@ struct Btree {
u32 iDataVersion; /* Combines with pBt->pPager->iDataVersion */
Btree *pNext; /* List of other sharable Btrees from the same db */
Btree *pPrev; /* Back pointer of the same list */
#ifdef SQLITE_DEBUG
u64 nSeek; /* Calls to sqlite3BtreeMovetoUnpacked() */
#endif
#ifndef SQLITE_OMIT_SHARED_CACHE
BtLock lock; /* Object used to lock page 1 */
#endif