wal2 mode is not part of the main development branch of SQLite, you need to compile SQLite yourself from that branch. Same with BEGIN CONCURRENT [0] [0]: https

wal2 mode is not part of the main development branch of SQLite, you need to compile SQLite yourself from that branch. Same with BEGIN CONCURRENT [0] [0]: https://www.sqlite.org/src/doc/begin-concurrent/doc/begin_concurrent.md https://www.sqlite.org/src/doc/begin-concurrent/doc/begin_co...