mysql - create trigger to alter multiple tables -

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i have n tables,

and each table share common column 'colx'. , each table's colx column can have independent values in column, when alters value in main table t's colx, each table's corresponding colx value must updated new value in t's colx.

i can write trigger 1 table only, how write n tables?

colxcascade triggers through tables,

table1 trigger updates table2, table2 can run triggers affect table3

create table table1 (colx int not null,                  primary key (id) );  create table table2 (id int, colx int,     index par_ind (parent_id),     foreign key (colx) references table1(colx)         on update cascade )

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