pub struct DatabaseFileGuard { /* private fields */ }Expand description
An OS lock for one canonical SQLite database. The lock file’s existence is not evidence of ownership; only the held kernel lock prevents another process from acquiring it.
Implementations§
Source§impl DatabaseFileGuard
impl DatabaseFileGuard
Sourcepub async fn try_acquire(pool: &SqlitePool) -> Result<Option<Self>>
pub async fn try_acquire(pool: &SqlitePool) -> Result<Option<Self>>
Attempts to acquire the database’s nonblocking, process-shared exclusive lock.
pub fn database_key(&self) -> &str
Trait Implementations§
Auto Trait Implementations§
impl Freeze for DatabaseFileGuard
impl RefUnwindSafe for DatabaseFileGuard
impl Send for DatabaseFileGuard
impl Sync for DatabaseFileGuard
impl Unpin for DatabaseFileGuard
impl UnsafeUnpin for DatabaseFileGuard
impl UnwindSafe for DatabaseFileGuard
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T: ?Sized,
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