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Remove the sqlite3PagerClearCache() routine, which does not accomplish anything

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useful.

FossilOrigin-Name: f250166bb3c1b0c58e703b334825cf6210758fda
This commit is contained in:
drh 2016-05-20 18:09:01 +00:00
parent f431a87c7c
commit d20b2a4109
5 changed files with 9 additions and 22 deletions
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16
manifest
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@ -1,5 +1,5 @@
C Performance\soptimization\sand\ssize\sreduction\son\sthe\sfreeP4()\sroutine.
D 2016-05-20T15:53:47.755
C Remove\sthe\ssqlite3PagerClearCache()\sroutine,\swhich\sdoes\snot\saccomplish\sanything\nuseful.
D 2016-05-20T18:09:01.269
F Makefile.in f59e0763ff448719fc1bd25513882b0567286317
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc 306d73e854b1a92ea06e5d1e637faa5c44de53c7
@ -319,7 +319,7 @@ F src/alter.c 1bb0709b3048e24217b80ec6bd78a3e99a47c01b
F src/analyze.c 37fedc80ac966ce1745811746e68e4d8fa64c7fe
F src/attach.c 771153bd1f4ab0b97a44a13dde2c7e5e1efeba22
F src/auth.c b56c78ebe40a2110fd361379f7e8162d23f92240
F src/backup.c f60f0aa55d25d853ffde53d0b0370a7bb7ee41ce
F src/backup.c 6df65fdd569c901a418887a1a76f82ec35044556
F src/bitvec.c 3ee4c8b2c94ed3a7377256e18199e6ff5cf33f63
F src/btmutex.c bc87dd3b062cc26edfe79918de2200ccb8d41e73
F src/btree.c e53a01547d61a3d567daf7a7acc30122fe071aef
@ -365,8 +365,8 @@ F src/os_setup.h c9d4553b5aaa6f73391448b265b89bed0b890faa
F src/os_unix.c a9443cdab41d7f3cdf0df3a5aab62fd6e1c9b234
F src/os_win.c 852fc2ff6084296348ed3739c548b2cf32df394e
F src/os_win.h eb7a47aa17b26b77eb97e4823f20a00b8bda12ca
F src/pager.c 3910579bfbe323dfabed2b95d201159b61b8ef42
F src/pager.h 329bdf078a4e0a3b35084534d58625d21fd03681
F src/pager.c c368634b888b1c8740aea83b36bfd266f2443e60
F src/pager.h 8ab6b6feeee4bc0439bfde7ee59ba99df98b9bc3
F src/parse.y 10eb2f3fb62341291528c7984498054731f9d31e
F src/pcache.c 50fb5728dbfb92461f89f8763ff8b60d0dbeba2c
F src/pcache.h 2cedcd8407eb23017d92790b112186886e179490
@ -1490,7 +1490,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 1a0d05765fa2e69ccd4c98782cf9f5c5b2897719
R 734aa09fb2d1f30b69a973bc3d2e2b77
P 4dc56e8684e0c74fb311c7f0ef1c367da8c7bf70
R f1ca77b965b4fac61acdc31594820a52
U drh
Z d36b58bb8581f51b9b8f33e10b0489c2
Z c5c16d4ca102bc8075809f03a41e82f3

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manifest.uuid
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@ -1 +1 @@
4dc56e8684e0c74fb311c7f0ef1c367da8c7bf70
f250166bb3c1b0c58e703b334825cf6210758fda

2
src/backup.c
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@ -784,8 +784,6 @@ int sqlite3BtreeCopyFile(Btree *pTo, Btree *pFrom){
rc = sqlite3_backup_finish(&b);
if( rc==SQLITE_OK ){
pTo->pBt->btsFlags &= ~BTS_PAGESIZE_FIXED;
}else{
sqlite3PagerClearCache(sqlite3BtreePager(b.pDest));
}
assert( sqlite3BtreeIsInTrans(pTo)==0 );

10
src/pager.c
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@ -7157,16 +7157,6 @@ sqlite3_backup **sqlite3PagerBackupPtr(Pager *pPager){
return &pPager->pBackup;
}
#ifndef SQLITE_OMIT_VACUUM
/*
** Unless this is an in-memory or temporary database, clear the pager cache.
*/
void sqlite3PagerClearCache(Pager *pPager){
assert( MEMDB==0 || pPager->tempFile );
if( pPager->tempFile==0 ) pager_reset(pPager);
}
#endif
#ifndef SQLITE_OMIT_WAL
/*
** This function is called when the user invokes "PRAGMA wal_checkpoint",

1
src/pager.h
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@ -203,7 +203,6 @@ const char *sqlite3PagerJournalname(Pager*);
void *sqlite3PagerTempSpace(Pager*);
int sqlite3PagerIsMemdb(Pager*);
void sqlite3PagerCacheStat(Pager *, int, int, int *);
void sqlite3PagerClearCache(Pager *);
int sqlite3SectorSize(sqlite3_file *);
/* Functions used to truncate the database file. */