SQLite free page
Definition
A database page that SQLite has placed on an internal free-page list after a row deletion. The page retains its original content until SQLite reuses it for new data. Free pages are listed in the database file header and are readable by forensic tools without any special extraction step.
Related terms
- File-based encryption (FBE)
- An Android encryption model introduced in Android 7.0 in which each file is encrypted with a separate key derived from the user...
- NAND flash erase block
- The minimum unit that can be electrically erased in NAND flash memory. Erase blocks are larger than write pages (often 256 KB...
- Thumbnail cache
- A store of small preview images generated by the OS or applications when media is first viewed. On Android the primary cache...
- TRIM
- A command issued by the file system to the flash controller identifying blocks that are no longer in use, so the controller...
- Wear levelling
- A flash controller algorithm that distributes write operations across all blocks evenly to prevent any single block from wearing out prematurely. A...
Explained in
- Deleted Data Recovery on Mobile DevicesA database page that SQLite has placed on an internal free-page list after a row deletion. The page retains its original content until SQLite reuses it for new...