65.6. Database Page Layout # 65.6.1. Table Row Layout This section provides an overview of the page format used within PostgreSQL …| PostgreSQL Documentation
36.13. User-Defined Types # 36.13.1. TOAST Considerations As described in Section 36.2, PostgreSQL can be extended to support new data types. This …| PostgreSQL Documentation
CREATE TYPE CREATE TYPE — define a new data type Synopsis CREATE TYPE name AS ( [ attribute_name data_type [ …| PostgreSQL Documentation
65.2. TOAST # 65.2.1. Out-of-Line, On-Disk TOAST Storage 65.2.2. Out-of-Line, In-Memory TOAST Storage This section provides an overview of TOAST (The …| PostgreSQL Documentation
ALTER TABLE ALTER TABLE — change the definition of a table Synopsis ALTER TABLE [ IF EXISTS ] [ ONLY …| PostgreSQL Documentation