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ReadOnlyError

Enum ReadOnlyError 

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#[repr(i32)]
pub enum ReadOnlyError { Recovery = 264, CantLock = 520, Rollback = 776, DbMoved = 1_032, CantInit = 1_288, Directory = 1_544, }
Expand description

Specific reason for an ErrorCategory::ReadOnly.

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Recovery = 264

A WAL mode database cannot be opened because the database file needs to be recovered and recovery requires write access but only read access is available.

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CantLock = 520

SQLite is unable to obtain a read lock on a WAL mode database because the shared-memory file associated with that database is read-only.

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Rollback = 776

A database cannot be opened because it has a hot journal that needs to be rolled back but cannot because the database is readonly.

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DbMoved = 1_032

A database cannot be modified because the database file has been moved since it was opened.

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CantInit = 1_288

The shared memory region used by WAL mode exists but its content is unreliable and unusable by the current process since the current process does not have write permission on the shared memory region.

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Directory = 1_544

The database is read-only because process does not have permission to create a journal file in the same directory as the database.

Trait Implementations§

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impl Clone for ReadOnlyError

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fn clone(&self) -> ReadOnlyError

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ReadOnlyError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl PartialEq for ReadOnlyError

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fn eq(&self, other: &ReadOnlyError) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for ReadOnlyError

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impl Eq for ReadOnlyError

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impl StructuralPartialEq for ReadOnlyError

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.