Perform a full compaction of the underlying LevelDB on a one-shot background thread.
Declared in <txdb.h>
[[requires_capability(0x7fbc8ed1ae70, 0x7fbc8ed1af20), requires_capability(0x7fbc94ae0940, 0x7fbc94ae09f0), requires_capability(0x7fbc866348a0, 0x7fbc86634950), requires_capability(0x7fbca51e3ce0, 0x7fbca51e3d90), requires_capability(0x7fbca1cb7dc0, 0x7fbca1cb7e70), requires_capability(0x7fbc9db13f10, 0x7fbc9db13fc0)]]
std::shared_future<void>
CompactFullAsync();A shared future that completes when the compaction finishes.