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Comment:Make the TEMP file tables use the page size set for the main database. Ticket [b80eeab588c4]. Also copy over the changes from apple-osx check-in [7c3bede3f2].
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SHA1: 5dcfb0c9e420d27e54a299b3991b98776651a507
User & Date: drh 2010-01-26 01:25:27
Context
2010-01-28
19:56
Tweaks for consistency to the SEE and CEROD API declarations in sqlite3.h. (check-in: 299f7456 user: shaneh tags: trunk)
2010-01-26
01:25
Make the TEMP file tables use the page size set for the main database. Ticket [b80eeab588c4]. Also copy over the changes from apple-osx check-in [7c3bede3f2]. (check-in: 5dcfb0c9 user: drh tags: trunk)
2010-01-22
15:48
Fix two similar problems in fts3 that meant that an OOM error could cause a memory leak. (check-in: 701ef64b user: dan tags: trunk)
Changes
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Changes to src/build.c.

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** Make sure the TEMP database is open and available for use.  Return
** the number of errors.  Leave any error messages in the pParse structure.
*/
int sqlite3OpenTempDatabase(Parse *pParse){
  sqlite3 *db = pParse->db;
  if( db->aDb[1].pBt==0 && !pParse->explain ){
    int rc;

    static const int flags = 
          SQLITE_OPEN_READWRITE |
          SQLITE_OPEN_CREATE |
          SQLITE_OPEN_EXCLUSIVE |
          SQLITE_OPEN_DELETEONCLOSE |
          SQLITE_OPEN_TEMP_DB;

    rc = sqlite3BtreeFactory(db, 0, 0, SQLITE_DEFAULT_CACHE_SIZE, flags,
                                 &db->aDb[1].pBt);
    if( rc!=SQLITE_OK ){
      sqlite3ErrorMsg(pParse, "unable to open a temporary database "
        "file for storing temporary tables");
      pParse->rc = rc;
      return 1;
    }

    assert( db->aDb[1].pSchema );



    sqlite3PagerJournalMode(sqlite3BtreePager(db->aDb[1].pBt),
                            db->dfltJournalMode);
  }
  return 0;
}

/*
** Generate VDBE code that will verify the schema cookie and start
** a read-transaction for all named database files.








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** Make sure the TEMP database is open and available for use.  Return
** the number of errors.  Leave any error messages in the pParse structure.
*/
int sqlite3OpenTempDatabase(Parse *pParse){
  sqlite3 *db = pParse->db;
  if( db->aDb[1].pBt==0 && !pParse->explain ){
    int rc;
    Btree *pBt;
    static const int flags = 
          SQLITE_OPEN_READWRITE |
          SQLITE_OPEN_CREATE |
          SQLITE_OPEN_EXCLUSIVE |
          SQLITE_OPEN_DELETEONCLOSE |
          SQLITE_OPEN_TEMP_DB;

    rc = sqlite3BtreeFactory(db, 0, 0, SQLITE_DEFAULT_CACHE_SIZE, flags, &pBt);

    if( rc!=SQLITE_OK ){
      sqlite3ErrorMsg(pParse, "unable to open a temporary database "
        "file for storing temporary tables");
      pParse->rc = rc;
      return 1;
    }
    db->aDb[1].pBt = pBt;
    assert( db->aDb[1].pSchema );
    if( SQLITE_NOMEM==sqlite3BtreeSetPageSize(pBt, db->nextPagesize, -1, 0) ){
      db->mallocFailed = 1;
    }
    sqlite3PagerJournalMode(sqlite3BtreePager(pBt), db->dfltJournalMode);

  }
  return 0;
}

/*
** Generate VDBE code that will verify the schema cookie and start
** a read-transaction for all named database files.
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Changes to src/os.c.

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  const char *zPath, 
  sqlite3_file *pFile, 
  int flags, 
  int *pFlagsOut
){
  int rc;
  DO_OS_MALLOC_TEST(0);
  /* 0x7f1f is a mask of SQLITE_OPEN_ flags that are valid to be passed
  ** down into the VFS layer.  Some SQLITE_OPEN_ flags (for example,
  ** SQLITE_OPEN_FULLMUTEX or SQLITE_OPEN_SHAREDCACHE) are blocked before
  ** reaching the VFS. */
  rc = pVfs->xOpen(pVfs, zPath, pFile, flags & 0x7f1f, pFlagsOut);
  assert( rc==SQLITE_OK || pFile->pMethods==0 );
  return rc;
}
int sqlite3OsDelete(sqlite3_vfs *pVfs, const char *zPath, int dirSync){
  return pVfs->xDelete(pVfs, zPath, dirSync);
}
int sqlite3OsAccess(








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  const char *zPath, 
  sqlite3_file *pFile, 
  int flags, 
  int *pFlagsOut
){
  int rc;
  DO_OS_MALLOC_TEST(0);
  /* 0x7f3f is a mask of SQLITE_OPEN_ flags that are valid to be passed
  ** down into the VFS layer.  Some SQLITE_OPEN_ flags (for example,
  ** SQLITE_OPEN_FULLMUTEX or SQLITE_OPEN_SHAREDCACHE) are blocked before
  ** reaching the VFS. */
  rc = pVfs->xOpen(pVfs, zPath, pFile, flags & 0x7f3f, pFlagsOut);
  assert( rc==SQLITE_OK || pFile->pMethods==0 );
  return rc;
}
int sqlite3OsDelete(sqlite3_vfs *pVfs, const char *zPath, int dirSync){
  return pVfs->xDelete(pVfs, zPath, dirSync);
}
int sqlite3OsAccess(
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Changes to test/pagesize.test.

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    execsql {SELECT count(*) FROM t1}
  } 38
  do_test pagesize-2.$PGSZ.16 {
    execsql {DROP TABLE t1}
    ifcapable {vacuum} {execsql VACUUM}
  } {}
  integrity_check pagesize-2.$PGSZ.17


























}

finish_test








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    execsql {SELECT count(*) FROM t1}
  } 38
  do_test pagesize-2.$PGSZ.16 {
    execsql {DROP TABLE t1}
    ifcapable {vacuum} {execsql VACUUM}
  } {}
  integrity_check pagesize-2.$PGSZ.17

  db close
  file delete -force test.db
  sqlite3 db test.db
  do_test pagesize-2.$PGSZ.30 {
    execsql "
      CREATE TABLE t1(x);
      PRAGMA temp.page_size=$PGSZ;
      CREATE TEMP TABLE t2(y);
      PRAGMA main.page_size;
      PRAGMA temp.page_size;
    "
  } [list 1024 $PGSZ]

  db close
  file delete -force test.db
  sqlite3 db test.db
  do_test pagesize-2.$PGSZ.40 {
    execsql "
      PRAGMA page_size=$PGSZ;
      CREATE TABLE t1(x);
      CREATE TEMP TABLE t2(y);
      PRAGMA main.page_size;
      PRAGMA temp.page_size;
    "
  } [list $PGSZ $PGSZ]
}

finish_test