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TypeTableHandle

Struct TypeTableHandle 

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pub struct TypeTableHandle { /* private fields */ }
Expand description

Handle to a CCDB table, enabling metadata inspection and data fetches.

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impl TypeTableHandle

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pub fn meta(&self) -> &TypeTableMeta

Returns the table metadata as loaded from CCDB.

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pub fn name(&self) -> &str

Returns the table name (without parent path components).

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pub fn id(&self) -> Id

Returns the unique numeric identifier for this table.

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pub fn full_path(&self) -> String

Returns the absolute path of this table, including directory prefix.

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pub fn columns(&self) -> CCDBResult<Vec<ColumnMeta>>

Loads column metadata for this table.

§Errors

This method will fail if the underlying SQL query fails or any part of the columns table fails to parse.

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pub fn fetch(&self, ctx: &CCDBContext) -> CCDBResult<BTreeMap<RunNumber, Data>>

Fetches data for this table using the provided query context.

§Errors

Returns an error if resolving assignments fails, if any SQL queries fail, or if vault data cannot be decoded for the requested runs.

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impl Clone for TypeTableHandle

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fn clone(&self) -> TypeTableHandle

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 TypeTableHandle

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

Formats the value using the given formatter. Read more

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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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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.