创建了用于合并两个表branch_mstr和new_branches的过程仅具有两个字段和相同的主键

问题描述

delimiter $$
create procedure mergeData()
begin
    declare counter,rowws int default 0;
    set rowws = (select count(*) from new_branches);
    begin
        while counter < rowws do
            if new_branches.branch_no != branch_mstr.branch_no then
            insert into branch_mstr value(new_branches.branch_no,new_branches.name);
        end while;
        end;
end$$
delimiter ;

Why these crosses are showing,I am using MySQL and new to the PL/SQL. Asking for the help

解决方法

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