In "CREATE TYPE" documentation, we see the following paragraph:
"Enumerated Types
The second form of CREATE TYPE creates an enumerated (enum) type, as described in Section 8.7. Enum types take a list of one or more quoted labels, each of which must be less than NAMEDATALEN bytes long (64 in a standard PostgreSQL build)."
In section 8.7 we find a conflicting statement (ok, is just 1 character, but still):
"8.7.4. Implementation Details
An enum value occupies four bytes on disk. The length of an enum value's textual label is limited by the NAMEDATALEN setting compiled into PostgreSQL; in standard builds this means at most 63 bytes."
What is the correct one: 63 or 64 bytes?
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