"O" to "R" Reserved Keywords
octet_length
odbc
of
oj
oldcddformat
on
option
or
order
outer
output
password
physicaldatabasename
pi
port
position
pow
power
precision
primary
privileges
product
public
quantile
quarter
quartile1
quartile3
radians
rand
range
real
references
regexp_like
remoteport
remoteserver
removenull
repeat
replace
restrict
reverse
revoke
right
rmserror
rmserrorp
role
rollback
rotate
round
rowcount
rtrim
rtrimwhitespace