sql - can check and default constraint work together in sqlite -


i trying check @ time of creating table if field 'undefined' change blank space ' '. - 

create table (   id real primary key, name text check(*** if field 'undefined' change  ' ' ****) );

you can create trigger task -

create trigger insert_table_name  before insert on table_name each row when new.text = 'undefined' begin new.text:= ''; end;

and in case want other task can perform in trigger.


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