8, 16, 32 and 64-bit SIGNED INTEGER and UNSIGNED INTEGER
NUMERIC and DECIMAL datatypes with precision from 1 to 18, inclusive
DATE
DATETIME
CHARACTER strings less than or equal to 255 bytes
Due to the underlying differences between the RAPCache and RAPStore databases,
if a message contains an empty string, the empty string is stored
as NULL in the RAPCache database
and is stored as an empty string in the RAPStore database.
