create table t1 (a int default 100, b int, c varchar(60));
load data infile '../../std_data/rpl_loaddata.dat' into table t1 (a, @b) set b=@b+10, c=concat("b=",@b);
select * from t1;
a b c
NULL 20 b=10
NULL 25 b=15
truncate table t1;
load data infile '../../std_data/rpl_loaddata.dat' into table t1 (a, @b) set c= if(a is null,"oops",a);
select * from t1;
a b c
NULL NULL oops
NULL NULL oops
truncate table t1;
set @c:=123;
load data infile '../../std_data/rpl_loaddata.dat' into table t1 (@a, b) set c= if(@a is null,@c,b);
select * from t1;
a b c
100 10 123
100 15 123
load data infile '../../std_data/rpl_loaddata.dat' into table t1 (@a, @b);
select * from t1;
a b c
100 10 123
100 15 123
100 NULL NULL
100 NULL NULL
select @a, @b;
@a @b
NULL 15
truncate table t1;
load data infile '../../std_data/loaddata5.dat' into table t1 fields terminated by '' enclosed by '' (a, b) set c="Wow";
select * from t1;
a b c
1 2 Wow
3 4 Wow
5 6 Wow
truncate table t1;
load data infile '../../std_data/loaddata5.dat' into table t1 fields terminated by '' enclosed by '' (a, b) set c=concat(a,"+",b,"+",@c,"+",b,"+",if(c is null,"NIL",c));
select * from t1;
a b c
1 2 1+2+123+2+NIL
3 4 3+4+123+4+NIL
5 6 5+6+123+6+NIL
load data infile '../../std_data/loaddata5.dat' into table t1 fields terminated by '' enclosed by '' (a, @b);
ERROR HY000: Can't load value from file with fixed size rows to variable