SQLite

Check-in [b78d99548a]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:In the VACUUM command, set the cache_size of the transient vacuum_db database to be the same as the database being vacuumed.
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: b78d99548ac53ac10dcc38368cc4b29c8cbcb09b
User & Date: drh 2016-07-25 22:40:12.561
Context
2016-07-26
04:31
Make sure affinity is applied correctly on lower-bound range constraints in the min() optimization. Fix for ticket [a0bac8b3c3d1bb]. (check-in: b819bace9c user: drh tags: trunk)
2016-07-25
22:46
Merge the VACCUM cache_size adjustment from trunk. (check-in: cdb7efd01e user: drh tags: apple-osx)
22:40
In the VACUUM command, set the cache_size of the transient vacuum_db database to be the same as the database being vacuumed. (check-in: b78d99548a user: drh tags: trunk)
21:11
Fix a test case in FTS5 to make it compatible with Tcl 8.5. (check-in: a495f8e77e user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/vacuum.c.
︙︙
193
194
195
196
197
198
199

200
201
202
203
204
205
206

    int nKey;
    char *zKey;
    sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey);
    if( nKey ) db->nextPagesize = 0;
  }
#endif


  rc = execSql(db, pzErrMsg, "PRAGMA vacuum_db.synchronous=OFF");
  if( rc!=SQLITE_OK ) goto end_of_vacuum;

  /* Begin a transaction and take an exclusive lock on the main database
  ** file. This is done before the sqlite3BtreeGetPageSize(pMain) call below,
  ** to ensure that we do not try to change the page-size on a WAL database.
  */








>








193
194
195
196
197
198
199
200
201
202
203
204
205
206
207

    int nKey;
    char *zKey;
    sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey);
    if( nKey ) db->nextPagesize = 0;
  }
#endif

  sqlite3BtreeSetCacheSize(pTemp, db->aDb[0].pSchema->cache_size);
  rc = execSql(db, pzErrMsg, "PRAGMA vacuum_db.synchronous=OFF");
  if( rc!=SQLITE_OK ) goto end_of_vacuum;

  /* Begin a transaction and take an exclusive lock on the main database
  ** file. This is done before the sqlite3BtreeGetPageSize(pMain) call below,
  ** to ensure that we do not try to change the page-size on a WAL database.
  */
︙︙