Struct ReviewRecord

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pub struct ReviewRecord {
    pub rec_id: u32,
    pub review_id: i64,
    pub user_id: i32,
    pub book_id: i32,
    pub work_id: Option<i32>,
    pub cluster: i32,
    pub item_id: i32,
    pub rating: Option<f32>,
    pub review: String,
    pub n_votes: i32,
    pub added: f32,
    pub updated: f32,
}

Expand description

Review records to write to the Parquet table.

Fields§

§rec_id: u32

Internal auto-genereated record identifier.

§review_id: i64

Review identifier (derived from input).

§user_id: i32

User identifier.

§book_id: i32

GoodReads book identifier.

§work_id: Option<i32>

GoodReads work identifier.

§cluster: i32

Cluster identifier (from integration clustering).

§item_id: i32

GoodReads “item” identifier

§rating: Option<f32>

Rating associated with this review (if provided).

§review: String

Review text.

§n_votes: i32

Number of votes this review has received.

§added: f32

Date review was added.

§updated: f32

Date review was updated.

Trait Implementations§

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impl RecordWriter<ReviewRecord> for &[ReviewRecord]

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fn write_to_row_group<W: Write + Send>( &self, row_group_writer: &mut SerializedRowGroupWriter<'_, W>, ) -> Result<(), ParquetError>

Writes from self into row_group_writer.

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fn schema(&self) -> Result<TypePtr, ParquetError>

Generated schema used by row_group_writer

Auto Trait Implementations§

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impl UnwindSafe for ReviewRecord

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, 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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