View Source Postgrex.PgOutput.Lsn (postgrex_pgoutput v0.2.0)
LSN (Log Sequence Number) is a pointer to a location in the WAL.
Internally, an LSN is a 64-bit integer, representing a byte position in the write-ahead log stream. It is printed as two hexadecimal numbers of up to 8 digits each, separated by a slash; for example, 16/B374D848.
This module provides utility functions for encoding/decoding Lsn's
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Link to this section Types
@type t() :: {non_neg_integer(), non_neg_integer()} | binary()