i want to generate A0001 as user id in php. i tried a lot for this but i can't did that so anybody here to help me.........
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select concat('A',lpad(MAX(substr('A0001',2))+1,4,'0')) new_number
from table here pkcolname is your primary key of table with first is letter and rest 4 are numbers.
select concat('A',lpad(MAX(substr(pkcolname,2))+1,4,'0')) new_number FROM TABLENAME
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