varchar*,varchar,-1
nvarchar*,varchar,-1
char*,char,-1
nchar*,char,-1
number*,numeric,-1
*float,float,-1
*double,double,-1
date*,datetime,-1
timestamp*,datetime,-1
long raw,longbinary,-1
*raw,longbinary,-1
long,longtext,-1
int*,integer,-1
interval*,varchar,50
real*,float,-1
*rowid,char,18
*blob,longbinary,-1
*nclob,longtext,-1
*clob,longtext,-1
decimal,numeric,-1