Struct BinlogColumnMeta 

pub struct BinlogColumnMeta {
    pub column_type: u8,
    pub is_unsigned: bool,
    pub type_metadata: u16,
    pub is_pk: bool,
    pub pk_ordinal: Option<usize>,
}

Column metadata for a binlog row image column.

Fields

column_type: u8

MySQL protocol type code (1=TINY, 2=SHORT, 3=LONG, 8=LONGLONG, 15=VARCHAR, etc.).

is_unsigned: bool

Whether the column is unsigned.

type_metadata: u16

Type-specific metadata (max length for VARCHAR, display size for INT, etc.).

is_pk: bool

Whether this column is part of the primary key.

pk_ordinal: Option<usize>

Ordinal position within the PK (0-based), if is_pk is true.

Trait Implementations

impl Clone for BinlogColumnMeta

fn clone(&self) -> BinlogColumnMeta

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BinlogColumnMeta

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Serialize for BinlogColumnMeta

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

where __S: Serializer,

Serialize this value into the given Serde serializer.