NestedPathBuilder

Struct NestedPathBuilder 

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pub struct NestedPathBuilder { /* private fields */ }
Available on crate feature backend-postgres only.
Expand description

Builder for NESTED PATH columns in JSON_TABLE

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impl NestedPathBuilder

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pub fn json_path_name<T>(self, name: T) -> Self
where T: Into<Cow<'static, str>>,

Set the JSON path name (AS clause)

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pub fn ordinality_column<N>(self, name: N) -> Self
where N: Into<Cow<'static, str>>,

Add a FOR ORDINALITY column to the nested path

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pub fn explicit_path(self, value: bool) -> Self

Explicitly specify the path keyword

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pub fn column<N, T>( self, name: N, column_type: T, ) -> ColumnBuilder<NestedPathBuilder>
where N: Into<Cow<'static, str>>, T: Into<TypeRef>,

Add a regular column to the nested path

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pub fn exists_column<N, T>( self, name: N, column_type: T, ) -> ExistsColumnBuilder<NestedPathBuilder>
where N: Into<Cow<'static, str>>, T: Into<TypeRef>,

Add an EXISTS column to the nested path

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pub fn nested<P>(self, path: P) -> NestedPathBuilder
where P: Into<Cow<'static, str>>,

Add another NESTED PATH column to the nested path

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pub fn build_nested(self) -> Builder

Finish building this nested path and return to the main builder

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impl Clone for NestedPathBuilder

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fn clone(&self) -> NestedPathBuilder

Returns a duplicate of the value. Read more
1.0.0 ยท Sourceยง

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

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

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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<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)

๐Ÿ”ฌThis 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.