http://docs.oracle.com/cd/B28359_01/server.111/b28286/sql_elements001.htm#SQLRF00213 http://oracleclub.com/lecture/1380 참조 Large Object (LOB) Datatypes The built-in LOB datatypes BLOB, CLOB, and NCLOB (stored internally) and BFILE (stored externally) can store large and unstructured data such as text, image, video, and spatial data. The size of BLOB, CLOB, and NCLOB data can be up to (232-1 byte..