DataBuilder

Struct DataBuilder 

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

A flexible data builder for create/update operations.

This builder allows setting fields dynamically and supports nested creates, connects, and all update operations.

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impl DataBuilder

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pub fn new() -> Self

Create a new empty data builder.

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pub fn set(self, field: impl Into<String>, value: impl Into<FieldValue>) -> Self

Set a field value.

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pub fn set_null(self, field: impl Into<String>) -> Self

Set a field to null.

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pub fn set_default(self, field: impl Into<String>) -> Self

Set a field to its default value.

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pub fn unset(self, field: impl Into<String>) -> Self

Unset a field (for updates).

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pub fn increment(self, field: impl Into<String>, by: i64) -> Self

Increment a numeric field.

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pub fn decrement(self, field: impl Into<String>, by: i64) -> Self

Decrement a numeric field.

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pub fn multiply(self, field: impl Into<String>, by: f64) -> Self

Multiply a numeric field.

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pub fn divide(self, field: impl Into<String>, by: f64) -> Self

Divide a numeric field.

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pub fn push( self, field: impl Into<String>, value: impl Into<FieldValue>, ) -> Self

Push a value to an array field.

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pub fn connect( self, relation: impl Into<String>, id: impl Into<FieldValue>, ) -> Self

Connect to an existing related record by ID.

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pub fn connect_by( self, relation: impl Into<String>, field: impl Into<String>, value: impl Into<FieldValue>, ) -> Self

Connect to an existing related record by a specific field.

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pub fn disconnect(self, relation: impl Into<String>) -> Self

Disconnect from a related record.

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pub fn create_nested( self, relation: impl Into<String>, data: DataBuilder, ) -> Self

Create a nested record.

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pub fn into_fields(self) -> HashMap<String, FieldValue>

Get the fields map.

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pub fn has(&self, field: &str) -> bool

Check if a field is set.

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pub fn get(&self, field: &str) -> Option<&FieldValue>

Get a field value.

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pub fn len(&self) -> usize

Get the number of fields set.

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pub fn is_empty(&self) -> bool

Check if no fields are set.

Trait Implementations§

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impl Clone for DataBuilder

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fn clone(&self) -> DataBuilder

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 DataBuilder

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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 Default for DataBuilder

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fn default() -> DataBuilder

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for DataBuilder

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl IntoData for DataBuilder

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fn into_data(self) -> DataBuilder

Convert into a DataBuilder.
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impl Serialize for DataBuilder

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

Auto Trait 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> 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> 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
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,