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Table

Struct Table 

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pub struct Table {
    pub schema: CompactString,
    pub name: CompactString,
    pub description: Option<String>,
    pub is_view: bool,
    pub insertable: bool,
    pub updatable: bool,
    pub deletable: bool,
    pub readable: bool,
    pub pk_cols: SmallVec<[CompactString; 2]>,
    pub columns: Arc<IndexMap<CompactString, Column>>,
    pub computed_fields: HashMap<CompactString, ComputedField>,
}
Expand description

Table/View metadata

Represents a PostgreSQL table, view, materialized view, or foreign table with its metadata and columns.

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§schema: CompactString

Schema name

§name: CompactString

Table/view name

§description: Option<String>

Description from pg_description

§is_view: bool

Whether this is a view (or materialized view)

§insertable: bool

Whether INSERT is allowed

§updatable: bool

Whether UPDATE is allowed

§deletable: bool

Whether DELETE is allowed

§readable: bool

Whether SELECT is allowed (for current role)

§pk_cols: SmallVec<[CompactString; 2]>

Primary key column names (sorted)

§columns: Arc<IndexMap<CompactString, Column>>

Columns indexed by name (preserves insertion order)

§computed_fields: HashMap<CompactString, ComputedField>

Computed fields available on this table Maps function name -> ComputedField

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impl Table

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pub fn qi(&self) -> QualifiedIdentifier

Get the qualified identifier for this table

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pub fn columns_list(&self) -> impl Iterator<Item = &Column>

Iterate over all columns

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pub fn get_column(&self, name: &str) -> Option<&Column>

Get a column by name

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pub fn has_pk(&self) -> bool

Check if this table has a primary key

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pub fn is_pk_column(&self, col_name: &str) -> bool

Check if a column is part of the primary key

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pub fn column_count(&self) -> usize

Get the number of columns

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pub fn is_read_only(&self) -> bool

Check if the table is read-only (no insert, update, or delete)

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pub fn insertable_columns(&self) -> impl Iterator<Item = &Column>

Get all insertable columns (non-generated, or with defaults)

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pub fn updatable_columns(&self) -> impl Iterator<Item = &Column>

Get all updatable columns (non-generated)

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pub fn required_columns(&self) -> impl Iterator<Item = &Column>

Get required columns for INSERT (non-nullable, no default, not generated)

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pub fn get_computed_field(&self, name: &str) -> Option<&ComputedField>

Get a computed field by function name

Trait Implementations§

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impl Clone for Table

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fn clone(&self) -> Table

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 Table

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Table

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impl RefUnwindSafe for Table

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impl Send for Table

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impl Sync for Table

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impl Unpin for Table

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impl UnsafeUnpin for Table

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impl UnwindSafe for Table

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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> FromRef<T> for T
where T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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impl<T> FutureExt for T

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fn with_context(self, otel_cx: Context) -> WithContext<Self>

Attaches the provided Context to this type, returning a WithContext wrapper. Read more
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fn with_current_context(self) -> WithContext<Self>

Attaches the current Context to this type, returning a WithContext wrapper. Read more
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. 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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more