postgres-binary-formats-spec

A binary format specification of PostgreSQL built-in types

Numeric

smallint - word16
integer  - word32
bigint   - word64
decimal - TODO
numeric - TODO
real - float32
double precision - float64

Monetary

Character

char - word8
text, varchar - text[n]

Binary

bytea - bytes[n]

Date/Times

TODO

Boolean

bool - word8(1 for True, 0 for False)

Enum

TODO

Geometric

Network Address

Text Search

UUID

XML

JSON

Array

Composite

Range

Oid