diff --git a/backend/src/main/resources/db/migration/V12_drop_and_restart.sql b/backend/src/main/resources/db/migration/V12_drop_and_restart.sql
new file mode 100644
index 000000000..a270a65ce
--- /dev/null
+++ b/backend/src/main/resources/db/migration/V12_drop_and_restart.sql
@@ -0,0 +1,250 @@
+set foreign_key_checks=0;
+drop table certification;
+drop table feed_post;
+drop table report;
+drop table round;
+drop table round_of_member;
+drop table study;
+drop table study_member;
+set foreign_key_checks=1;
+
+create table certification
+(
+    id         bigint   not null auto_increment,
+    created_at datetime not null,
+    updated_at datetime,
+    content    varchar(255),
+    image_url  varchar(255),
+    author_id  bigint,
+    round_id   bigint,
+    study_id   bigint,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table feed_post
+(
+    id         bigint   not null auto_increment,
+    created_at datetime not null,
+    updated_at datetime,
+    content    varchar(255),
+    image_url  varchar(255),
+    author_id  bigint,
+    study_id   bigint,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table meeting_day_of_the_week
+(
+    id          bigint   not null auto_increment,
+    created_at  datetime not null,
+    updated_at  datetime,
+    day_of_week integer,
+    study_id    bigint,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table member
+(
+    id                 bigint   not null auto_increment,
+    created_at         datetime not null,
+    updated_at         datetime,
+    deleted            bit      not null,
+    experience         integer  not null,
+    github_id          varchar(255),
+    introduction       varchar(200),
+    is_onboarding_done bit      not null,
+    nickname           varchar(8),
+    profile_image_url  varchar(255),
+    primary key (id)
+) engine=InnoDB
+;
+
+create table report
+(
+    dtype               varchar(31)  not null,
+    id                  bigint       not null auto_increment,
+    created_at          datetime     not null,
+    updated_at          datetime,
+    content             varchar(200) not null,
+    problem_occurred_at date         not null,
+    title               varchar(30)  not null,
+    reporter_id         bigint,
+    reported_member_id  bigint,
+    reported_study_id   bigint,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table round
+(
+    id                         bigint   not null auto_increment,
+    created_at                 datetime not null,
+    updated_at                 datetime,
+    necessary_to_do_content    varchar(20),
+    round_status               varchar(255),
+    week_number                integer  not null,
+    master_id                  bigint   not null,
+    meeting_day_of_the_week_id bigint,
+    study_id                   bigint   not null,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table round_of_member
+(
+    id         bigint   not null auto_increment,
+    created_at datetime not null,
+    updated_at datetime,
+    is_done    bit      not null,
+    member_id  bigint   not null,
+    round_id   bigint   not null,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table study
+(
+    id                          bigint       not null auto_increment,
+    created_at                  datetime     not null,
+    updated_at                  datetime,
+    current_round_number        bigint,
+    end_at                      datetime,
+    introduction                varchar(200) not null,
+    meeting_days_count_per_week integer      not null,
+    minimum_weeks               integer      not null,
+    name                        varchar(30)  not null,
+    number_of_maximum_members   integer      not null,
+    processing_status           varchar(255) not null,
+    primary key (id)
+) engine=InnoDB
+;
+
+create table study_member
+(
+    id           bigint       not null auto_increment,
+    created_at   datetime     not null,
+    updated_at   datetime,
+    role         varchar(255) not null,
+    study_result varchar(255) not null,
+    member_id    bigint       not null,
+    study_id     bigint       not null,
+    primary key (id)
+) engine=InnoDB
+;
+
+alter table member
+drop index UK_6p926dfj54l7npjasf3kx2uxm
+;
+
+alter table member
+    add constraint UK_6p926dfj54l7npjasf3kx2uxm unique (github_id)
+;
+
+alter table member
+drop index UK_hh9kg6jti4n1eoiertn2k6qsc
+;
+
+alter table member
+    add constraint UK_hh9kg6jti4n1eoiertn2k6qsc unique (nickname)
+;
+
+alter table certification
+    add constraint FKh0ll51ka0lhk94pdlikxe1q3g
+        foreign key (author_id)
+            references member (id)
+;
+
+alter table certification
+    add constraint FK7lfejs9o853gnlj9i8l4h4mmf
+        foreign key (round_id)
+            references round (id)
+;
+
+alter table certification
+    add constraint FK57fjgx69mxhlhcsjs9k33ea68
+        foreign key (study_id)
+            references study (id)
+;
+
+alter table feed_post
+    add constraint FKl069x26g7tvis9mwqxqbojeg2
+        foreign key (author_id)
+            references member (id)
+;
+
+alter table feed_post
+    add constraint FKk0xlj43k7k3ed8t8pdhq6web0
+        foreign key (study_id)
+            references study (id)
+;
+
+alter table meeting_day_of_the_week
+    add constraint FK5h400grf7j2bovonh2xyktgdq
+        foreign key (study_id)
+            references study (id)
+;
+
+alter table report
+    add constraint FK1uivt2jamt7slp3banldgnsef
+        foreign key (reporter_id)
+            references member (id)
+;
+
+alter table report
+    add constraint FK3f6hlh2lko9py15mptqpwllkx
+        foreign key (reported_member_id)
+            references member (id)
+;
+
+alter table report
+    add constraint FK11x4rr3luavkymrl934b18c50
+        foreign key (reported_study_id)
+            references study (id)
+;
+
+alter table round
+    add constraint FKou20hom4iifhu8hqd4msvwsq0
+        foreign key (master_id)
+            references member (id)
+;
+
+alter table round
+    add constraint FKp9ga9uq8uvomn6vytcr34vfl5
+        foreign key (meeting_day_of_the_week_id)
+            references meeting_day_of_the_week (id)
+;
+
+alter table round
+    add constraint FK41ah5maxtjcdgiohmdr2s9fai
+        foreign key (study_id)
+            references study (id)
+            on delete cascade
+;
+
+alter table round_of_member
+    add constraint FKmcjff70sqtklcu6oxrbrgr9c1
+        foreign key (member_id)
+            references member (id)
+;
+
+alter table round_of_member
+    add constraint FK7io91u1fjsmn88fjpe6ky3mc0
+        foreign key (round_id)
+            references round (id)
+            on delete cascade
+;
+
+alter table study_member
+    add constraint FKf2jvkah9v99o0ujl7ilpshptk
+        foreign key (member_id)
+            references member (id)
+;
+
+alter table study_member
+    add constraint FKxu4jds4ab0mfyrvdxsu60iut
+        foreign key (study_id)
+            references study (id)
+            on delete cascade;
\ No newline at end of file