*int,int,-1
*varchar,varchar,-1
*char,char,-1
*text,varchar,max
*clob,varchar,max
*real,float,-1
*float,float,-1
*double,float,53
*numeric,decimal,-1
*decimal,decimal,-1
*blob,varbinary,max
*binary,varbinary,max
*date,varchar,25
*boolean,varchar,4
*image,image,-1