oracle 内所有数据类型

varchar2
char
number
integer
date
long
long raw
raw
nvarchar2
rowid
nchar
mlslabel
clob
Nclob
blob
bfile
float
urowid
uritype
char varying
character
character varying
decimal
double precision
int
national char
national char varying
national character
national character varying
nchar varying
numeric
real
smallint
varchar
 

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