AFAIK, your best bet is to put a file db on a ramdisk (tmpfs). The
":memory:" DB is per connection only.

Wout.


On Mon, Jan 14, 2019 at 11:37 AM Dominique Devienne <ddevie...@gmail.com>
wrote:

> According to [1] WAL mode does not apply to in-memory databases.
> But that's an old post, and not quite authoritative when not from the
> official SQLite docs.
>
> I'd like to benefit from the MVCC of WAL mode, but for an in-memory
> database,
> with different threads, each with its own connection, accessing a single
> in-memory DB.
>
> Can this do done? If not, why is WAL mode deemed not useful for in-memory?
> i.e. is there a work-around that makes WAL-mode in-memory superfluous?
> Or it's not superfluous and not supported, but could technically be
> supported?
>
> Thanks for any insights. --DD
>
> [1]
>
> https://stackoverflow.com/questions/28358153/sqlite-wal-mode-in-memory-database-with-private-cache
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