mysql concatenate two columns into one
SELECT concat(first_column, ' ', second_column) from table_namemysql concatenate two columns into one
SELECT concat(first_column, ' ', second_column) from table_namehow to join more then 2 column in mysql
SELECT
s.last_name, s.first_name,
p.course_code, p.status, p.amount
FROM enrollment e
JOIN student s
ON s.id=e.student_id
JOIN payment p
ON p.course_code=e.course_code
AND p.student_id=e.student_id;Copyright © 2021 Codeinu
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