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윈도우 함수 참조 : https://mariadb.com/kb/en/library/window-functions-overview/ Syntaxfunction (expression) OVER ( [ PARTITION BY expression_list ] [ ORDER BY order_list [ frame_clause ] ] ) function: A valid window function expression_list: expression | column_name [, expr_list ] order_list: expression | column_name [ ASC | DESC ] [, ... ] frame_clause:The following functions (also called aggregate fu..

macOS 에 maria db 설치 및 test db 생성. 0. brew 설치http://nerdroom.tistory.com/13 show databases;+--------------------+| Database |+--------------------+ | employees |+--------------------+ (3) 데이터 건수mysql -u root -p -t < test_employees_sha.sql+----------------------+| INFO |+----------------------+| TESTING INSTALLATION |+----------------------++--------------+------------------+----------------------..