Module row_id

Structs

ChangelogRowIdGenerator

ChangelogRowIdGenerator generates unique changelog row ids using snowflake algorithm. Unlike RowIdGenerator, it maintains a separate sequence for each vnode and generates row ids based on the input vnode.

RowIdGenerator

RowIdGenerator generates unique row ids using snowflake algorithm as following format:

TimestampManager 🔒

Common timestamp management for row id generators.

Constants

COMPAT_VNODE_BITS 🔒

The number of bits occupied by the vnode part of a row id in the previous version.

TIMESTAMP_SHIFT_BITS 🔒

The number of bits occupied by the vnode part and the sequence part of a row id.

Functions

bit_for_vnode 🔒

The number of bits occupied by the vnode part of a row id.

compute_vnode_from_row_id

Compute vnode from the given row id.

Type Aliases

RowId