참고URL

https://opentutorials.org/course/3347/21185 

MySQL 모듈 설치

D:\nodejs>npm install -S mysql

+ mysql@2.18.1

added 11 packages from 15 contributors in 3.034s

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테이블 생성

create table chating

(

idx int unsigned not null auto_increment primary key comment '고유번호',

id varchar(255) not null default '' comment '아이디',

message varchar(255) not null default '' comment '채팅 메세지',

reg_time timestamp not null default current_timestamp comment '작성시간'

) comment '채팅';