pub enum Page {
DataPage {
buf: ByteBufferPtr,
num_values: u32,
encoding: Encoding,
def_level_encoding: Encoding,
rep_level_encoding: Encoding,
statistics: Option<Statistics>,
},
DataPageV2 {
buf: ByteBufferPtr,
num_values: u32,
encoding: Encoding,
num_nulls: u32,
num_rows: u32,
def_levels_byte_len: u32,
rep_levels_byte_len: u32,
is_compressed: bool,
statistics: Option<Statistics>,
},
DictionaryPage {
buf: ByteBufferPtr,
num_values: u32,
encoding: Encoding,
is_sorted: bool,
},
}
Parquet Page definition.
List of supported pages.
These are 1-to-1 mapped from the equivalent Thrift definitions, except buf
which
used to store uncompressed bytes of the page.
Fields of DataPage
Fields of DataPageV2
Fields of DictionaryPage
Returns internal byte buffer reference for this page.
Returns number of values in this page.
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Immutably borrows from an owned value. Read more
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Mutably borrows from an owned value. Read more
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Create an error for a missing method specialization. Defaults to panicking with type, trait & method names. S
is the encoder/decoder state type, T
is the type being encoded/decoded, and the arguments are the names of the trait and method that should've been overridden. Read more
impl<T, U> TryInto for T where U: TryFrom<T>, | |
type Err = <U as TryFrom<T>>::Err