SQLite

Check-in [0265676040]
Login

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

Overview
Comment:Fail a schema parse if a virtual table or view has a positive integer rootpage.
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 02656760406add06303afc94eaf9f2be021cbdbc7ac1ca79b139a7d2de9c0dc5
User & Date: drh 2021-10-11 15:54:05.911
Context
2021-10-12
02:17
Fix harmless compiler warnings in the debug build for MSVC. (check-in: 1ceb73f316 user: mistachkin tags: trunk)
2021-10-11
15:54
Fail a schema parse if a virtual table or view has a positive integer rootpage. (check-in: 0265676040 user: drh tags: trunk)
15:21
Use the IsOrdinaryTable() macro, not a test of tnum, to distinguish tables from views and virtual tables. (check-in: 6189b7809d user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/build.c.
︙︙
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596

  ** for the table from the db->init.newTnum field.  (The page number
  ** should have been put there by the sqliteOpenCb routine.)
  **
  ** If the root page number is 1, that means this is the sqlite_schema
  ** table itself.  So mark it read-only.
  */
  if( db->init.busy ){
    if( pSelect ){
      sqlite3ErrorMsg(pParse, "");
      return;
    }
    p->tnum = db->init.newTnum;
    if( p->tnum==1 ) p->tabFlags |= TF_Readonly;
  }









|








2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596

  ** for the table from the db->init.newTnum field.  (The page number
  ** should have been put there by the sqliteOpenCb routine.)
  **
  ** If the root page number is 1, that means this is the sqlite_schema
  ** table itself.  So mark it read-only.
  */
  if( db->init.busy ){
    if( pSelect || (!IsOrdinaryTable(p) && db->init.newTnum) ){
      sqlite3ErrorMsg(pParse, "");
      return;
    }
    p->tnum = db->init.newTnum;
    if( p->tnum==1 ) p->tabFlags |= TF_Readonly;
  }
︙︙