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create table t1 (
#linenum int(6) not null default 0 special=rowid,
name char(12) not null,
city char(11) not null,
birth date not null date_format='DD/MM/YYYY',
hired date not null date_format='DD/MM/YYYY' flag=36,
agehired int(3) as (floor(datediff(hired,birth)/365.25))
)
engine=CONNECT table_type=FIX file_name='boys.txt' mapped=YES lrecl=47 ending=1;
select * from t1;
name city birth hired agehired
John Boston 1986-01-25 2010-06-02 24
Henry Boston 1987-06-07 2008-04-01 20
George San Jose 1981-08-10 2010-06-02 28
Sam Chicago 1979-11-22 2007-10-10 27
James Dallas 1992-05-13 2009-12-14 17
Bill Boston 1986-09-11 2008-02-10 21
drop table t1;
create table t1 (
#linenum int(6) not null default 0 special=rowid,
name char(12) not null,
city char(11) not null,
birth date not null date_format='DD/MM/YYYY',
hired date not null date_format='DD/MM/YYYY' flag=36,
agehired int(3) as (floor(datediff(hired,birth)/365.25)),
index (agehired)
)
engine=CONNECT table_type=FIX file_name='boys.txt' mapped=YES lrecl=47 ending=1;
ERROR HY000: Key/Index cannot be defined on a non-stored computed column
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