Enum WALRecord 

pub enum WALRecord {
    Insert {
        table_id: u64,
        data: Vec<u8>,
    },
    Delete {
        table_id: u64,
        row_id: u64,
    },
    Update {
        table_id: u64,
        row_id: u64,
        column: u32,
        data: Vec<u8>,
    },
    UpdateFsm {
        page_idx: u64,
        is_free: bool,
    },
    ColumnWrite {
        table_id: u64,
        col_id: u32,
        page_id: u64,
        data: Vec<u8>,
    },
    LocalWALData {
        data: Vec<u8>,
    },
    Commit {
        transaction_id: u64,
    },
    Rollback {
        transaction_id: u64,
    },
    Checkpoint,
    CreateTable {
        table_id: u64,
    },
    DropTable {
        table_id: u64,
    },
    AlterTable {
        table_id: u64,
    },
    CreateIndex {
        table_id: u64,
    },
    DropIndex {
        table_id: u64,
    },
    CreateSequence {
        table_id: u64,
    },
}

A record in the WAL.

Variants

Insert

Fields

table_id: u64

data: Vec<u8>

Delete

Fields

table_id: u64

row_id: u64

Update

Fields

table_id: u64

row_id: u64

column: u32

data: Vec<u8>

UpdateFsm

Log an FSM page update (allocation or deallocation)

Fields

page_idx: u64

is_free: bool

ColumnWrite

Log a write to a column page: (table_id, col_id, page_id, serialized_data).

Fields

table_id: u64

col_id: u32

page_id: u64

data: Vec<u8>

LocalWALData

Bulk-copied serialized WAL data from a transaction’s LocalWAL. The raw bytes are flushed directly to disk during checkpoint.

Fields

data: Vec<u8>

Commit

Fields

transaction_id: u64

Rollback

Fields

transaction_id: u64

Checkpoint

CreateTable

Create a node or rel table.

Fields

table_id: u64

DropTable

Drop a table.

Fields

table_id: u64

AlterTable

Alter a table (add/drop/rename column).

Fields

table_id: u64

CreateIndex

Create an index on a table.

Fields

table_id: u64

DropIndex

Drop an index on a table.

Fields

table_id: u64

CreateSequence

Create a sequence.

Fields

table_id: u64

Trait Implementations

impl Clone for WALRecord

fn clone(&self) -> WALRecord

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for WALRecord

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

Formats the value using the given formatter.

impl Display for WALRecord

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

Formats the value using the given formatter.

impl PartialEq for WALRecord

fn eq(&self, other: &WALRecord) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for WALRecord