Struct QueryParams

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pub struct QueryParams {
    pub filter: Option<FilterExpr>,
    pub group_by: Option<Vec<String>>,
    pub having: Option<FilterExpr>,
    pub sort: Vec<SortItem>,
    pub page: u32,
    pub page_size: u32,
}

Expand description

通用查询参数结构体用于接收前端传递的查询条件、分页、排序等信息

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§filter: Option<FilterExpr>

过滤条件表达式（支持嵌套的 AND/OR）

§group_by: Option<Vec<String>>

GROUP BY 字段列表

§having: Option<FilterExpr>

HAVING 过滤条件

§sort: Vec<SortItem>

排序规则列表

§page: u32

当前页码（通常从 0 开始，具体取决于实现）

§page_size: u32

每页记录数

Trait Implementations§

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impl Debug for QueryParams

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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<'de> Deserialize<'de> for QueryParams

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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

Auto Trait Implementations§

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impl UnwindSafe for QueryParams

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> 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 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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