... The transaction ends when a Commit or Rollback opcode is encountered. P1 is the index of the database file on which the transaction is started. Index 0 is the main database file. A write lock is obtained on the database ... 

 ... Upgrading from the previous release is optional. Version 3.8.2 adds support for WITHOUT ROWID tables. This is a significant extension to SQLite. Database files that contain WITHOUT ROWID tables are not readable or writable by prior versions of ...