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TableSummary

Struct TableSummary

pub struct TableSummary {
    pub table_name: String,
    pub source_path: String,
    pub source_selector: Option<String>,
    pub row_count: usize,
    pub columns: Vec<ColumnInfo>,
    pub sample_rows: Vec<Vec<QueryValue>>,
    pub warnings: Vec<String>,
    pub column_stats: Option<Vec<ColumnStats>>,
}

Expand description

Summary of a single loaded table, returned by load_table_summaries.

Fields§

§table_name: String

The logical SQL table name (explicit or auto-generated).

§source_path: String

The original file path as provided on the command line.

§source_selector: Option<String>

The sheet/tag/key/index selector, if any.

§row_count: usize§columns: Vec<ColumnInfo>§sample_rows: Vec<Vec<QueryValue>>

Up to sample rows of actual data (column values in column order).

§warnings: Vec<String>

Non-fatal warnings (e.g. mixed-type columns, duplicate header normalisations).

§column_stats: Option<Vec<ColumnStats>>

Per-column statistics; None when --stats is not requested.

Trait Implementations§

impl Clone for TableSummary

fn clone(&self) -> TableSummary

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for TableSummary

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl Freeze for TableSummary

impl RefUnwindSafe for TableSummary

impl Send for TableSummary

impl Sync for TableSummary

impl Unpin for TableSummary

impl UnsafeUnpin for TableSummary

impl UnwindSafe for TableSummary

Blanket Implementations§

impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more

impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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

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

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.