diff --git a/migrations/staging/20230312161230-add-course.sql b/migrations/staging/20230312161230-add-course.sql
new file mode 100644
index 0000000000000000000000000000000000000000..0fda2eaabf815773b9a867d59e2b2204a390f216
--- /dev/null
+++ b/migrations/staging/20230312161230-add-course.sql
@@ -0,0 +1,33 @@
+
+-- +migrate Up
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+CREATE TABLE public."major" (
+ id UUID DEFAULT uuid_generate_v4(),
+ name varchar(250) NOT NULL,
+ PRIMARY KEY (id)
+);
+
+CREATE TABLE public."course" (
+ id varchar(30) NOT NULL,
+ name varchar(255) NOT NULL,
+ major_id UUID NOT NULL,
+ description TEXT,
+ PRIMARY KEY (id),
+ FOREIGN KEY (major_id) REFERENCES public."major"(id)
+);
+
+CREATE TABLE public."course_contributor" (
+ course_id varchar(30) NOT NULL,
+ email varchar(100) NOT NULL,
+ PRIMARY KEY (course_id, email),
+ FOREIGN KEY (course_id)
+ REFERENCES public."course"(id)
+ ON UPDATE CASCADE ON DELETE CASCADE,
+ FOREIGN KEY (email) REFERENCES public."user"(email) ON DELETE CASCADE
+);
+
+-- +migrate Down
+DROP TABLE public."course_contributor";
+DROP TABLE public."course";
+DROP TABLE public."major";
\ No newline at end of file
diff --git a/migrations/staging/20230312161234-add-materials.sql b/migrations/staging/20230312161234-add-materials.sql
new file mode 100644
index 0000000000000000000000000000000000000000..b41922ad5c9d6758fede10d32e618c35fd846fcf
--- /dev/null
+++ b/migrations/staging/20230312161234-add-materials.sql
@@ -0,0 +1,30 @@
+-- +migrate Up
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+CREATE TYPE MATERIAL_TYPE AS ENUM('video','handout','external');
+
+CREATE TABLE public."material" (
+ id UUID DEFAULT uuid_generate_v4(),
+ course_id varchar(30) NOT NULL,
+ creator_email varchar(100) NOT NULL,
+ name varchar(250) NOT NULL,
+ PRIMARY KEY(id),
+ FOREIGN KEY (course_id, creator_email)
+ REFERENCES public."course_contributor"(course_id, email)
+ ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+CREATE TABLE public."material_data" (
+ id UUID DEFAULT uuid_generate_v4(),
+ "type" MATERIAL_TYPE NOT NULL,
+ link TEXT NOT NULL,
+ material_id UUID NOT NULL,
+ PRIMARY KEY(id),
+ FOREIGN KEY(material_id)
+ REFERENCES public."material"(id)
+);
+
+-- +migrate Down
+DROP TABLE public."material_data";
+DROP TABLE public."material";
+DROP TYPE MATERIAL_TYPE;
diff --git a/migrations/staging/20230312161407-add-quiz.sql b/migrations/staging/20230312161407-add-quiz.sql
new file mode 100644
index 0000000000000000000000000000000000000000..3e60819a84ea3695e32d6392e91bf36686a1a072
--- /dev/null
+++ b/migrations/staging/20230312161407-add-quiz.sql
@@ -0,0 +1,43 @@
+
+-- +migrate Up
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+CREATE TYPE PROBLEM_TYPE AS ENUM('choice');
+
+CREATE TABLE public."quiz" (
+ id UUID DEFAULT uuid_generate_v4(),
+ name varchar(255) NOT NULL,
+ course_id varchar(30) NOT NULL,
+ creator_email varchar(100) NOT NULL,
+ PRIMARY KEY(id),
+ FOREIGN KEY (course_id, creator_email)
+ REFERENCES public."course_contributor"(course_id, email)
+ ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+CREATE TABLE public."quiz_problem" (
+ id UUID DEFAULT uuid_generate_v4(),
+ statement TEXT NOT NULL,
+ "type" PROBLEM_TYPE NOT NULL,
+ quiz_id UUID NOT NULL,
+ PRIMARY KEY(id),
+ FOREIGN KEY(quiz_id)
+ REFERENCES public."quiz"(id)
+);
+
+CREATE TABLE public."quiz_choice_option" (
+ id UUID DEFAULT uuid_generate_v4(),
+ quiz_problem_id UUID NOT NULL,
+ statement TEXT NOT NULL,
+ is_answer BOOLEAN DEFAULT false,
+ PRIMARY KEY(id, quiz_problem_id),
+ FOREIGN KEY (quiz_problem_id)
+ REFERENCES public."quiz_problem"(id)
+ ON DELETE CASCADE
+);
+
+-- +migrate Down
+DROP TABLE public."quiz_choice_option";
+DROP TABLE public."quiz_problem";
+DROP TABLE public."quiz";
+DROP TYPE PROBLEM_TYPE;
diff --git a/migrations/staging/20230312172631-add-quiz-take.sql b/migrations/staging/20230312172631-add-quiz-take.sql
new file mode 100644
index 0000000000000000000000000000000000000000..3104bb9ca69b0874750951f077ca7d92b524bfd2
--- /dev/null
+++ b/migrations/staging/20230312172631-add-quiz-take.sql
@@ -0,0 +1,32 @@
+
+-- +migrate Up
+CREATE TABLE public."quiz_take" (
+ id UUID DEFAULT uuid_generate_v4(),
+ quiz_id UUID NOT NULL,
+ email varchar(100) NOT NULL,
+ start_time TIMESTAMP DEFAULT NOW(),
+ is_finished BOOLEAN DEFAULT false,
+ score INT DEFAULT 0,
+ PRIMARY KEY(id),
+ FOREIGN KEY (quiz_id)
+ REFERENCES public."quiz"(id),
+ FOREIGN KEY (email)
+ REFERENCES public."user"(email)
+ ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+CREATE TABLE public."quiz_take_choice_answer" (
+ quiz_take_id UUID NOT NULL,
+ answer_choice_id UUID NOT NULL,
+ quiz_problem_id UUID NOT NULL,
+ PRIMARY KEY (quiz_take_id, quiz_problem_id),
+ FOREIGN KEY (quiz_take_id)
+ REFERENCES public."quiz_take"(id)
+ ON DELETE CASCADE ON UPDATE CASCADE,
+ FOREIGN KEY (answer_choice_id, quiz_problem_id)
+ REFERENCES public."quiz_choice_option"(id, quiz_problem_id)
+);
+
+-- +migrate Down
+DROP TABLE public."quiz_take_choice_answer";
+DROP TABLE public."quiz_take";
\ No newline at end of file
diff --git a/migrations/staging/20230314061153-extend-course.sql b/migrations/staging/20230314061153-extend-course.sql
new file mode 100644
index 0000000000000000000000000000000000000000..df6033650e22326337fd4dab0c68ad92d7bb7f51
--- /dev/null
+++ b/migrations/staging/20230314061153-extend-course.sql
@@ -0,0 +1,26 @@
+
+-- +migrate Up
+
+CREATE TABLE public."faculty" (
+ id UUID DEFAULT uuid_generate_v4(),
+ name varchar(250) NOT NULL,
+ PRIMARY KEY (id)
+);
+
+ALTER TABLE public."major"
+ ADD COLUMN fac_id UUID NOT NULL,
+ ADD FOREIGN KEY (fac_id) REFERENCES public."faculty"(id);
+
+ALTER TABLE public."course"
+ ADD COLUMN email varchar(100) NOT NULL,
+ ADD FOREIGN KEY (email) REFERENCES public."user"(email);
+
+-- +migrate Down
+
+ALTER TABLE public."course"
+ DROP COLUMN email;
+
+ALTER TABLE public."major"
+ DROP COLUMN fac_id;
+
+DROP TABLE public."faculty";
\ No newline at end of file
diff --git a/migrations/staging/20230314062152-course-flavor.sql b/migrations/staging/20230314062152-course-flavor.sql
new file mode 100644
index 0000000000000000000000000000000000000000..0b467420032b8253090cb862e4f12754f5ffedb6
--- /dev/null
+++ b/migrations/staging/20230314062152-course-flavor.sql
@@ -0,0 +1,43 @@
+
+-- +migrate Up
+ALTER TABLE public."faculty"
+ ADD COLUMN abbreviation VARCHAR(20) DEFAULT NULL;
+
+ALTER TABLE public."major"
+ ADD COLUMN abbreviation VARCHAR(20) DEFAULT NULL;
+
+ALTER TABLE public."course"
+ ADD COLUMN abbreviation VARCHAR(20) DEFAULT NULL,
+ ADD COLUMN lecturer VARCHAR(250) DEFAULT NULL;
+
+-- +migrate StatementBegin
+CREATE OR REPLACE FUNCTION assign_lecturer()
+RETURNS TRIGGER
+AS $assign$
+BEGIN
+ IF NEW.lecturer is NULL THEN
+ NEW.lecturer = (SELECT name FROM public."user" WHERE email = NEW.email);
+ END IF;
+ RETURN NEW;
+END;
+$assign$ LANGUAGE plpgsql;
+-- +migrate StatementEnd
+
+CREATE TRIGGER assign_lecturer
+BEFORE INSERT ON public."course"
+FOR EACH ROW EXECUTE PROCEDURE assign_lecturer();
+
+-- +migrate Down
+DROP TRIGGER IF EXISTS assign_lecturer ON public."course"
+
+DROP FUNCTION IF EXISTS assign_lecturer();
+
+ALTER TABLE public."course"
+ DROP COLUMN abbreviation,
+ DROP COLUMN lecturer;
+
+ALTER TABLE public."major"
+ DROP COLUMN abbreviation;
+
+ALTER TABLE public."faculty"
+ DROP COLUMN abbreviation;
\ No newline at end of file
diff --git a/migrations/staging/20230314062806-course-example.sql b/migrations/staging/20230314062806-course-example.sql
new file mode 100644
index 0000000000000000000000000000000000000000..a5922b1b366c2bfe541934e8c802ea5d2788d89c
--- /dev/null
+++ b/migrations/staging/20230314062806-course-example.sql
@@ -0,0 +1,36 @@
+
+-- +migrate Up
+UPDATE public."user" SET
+ name = 'Dr. Yani Widyani, S.T, M.T.'
+ WHERE email = 'contributor@example.com';
+
+INSERT INTO public."faculty" ("name", "abbreviation")
+VALUES
+ ('Sekolah Teknik Elektro dan Informatika', 'STEI');
+
+INSERT INTO public."major" ("name", "fac_id", "abbreviation")
+VALUES
+ ('Teknik Informatika', (SELECT id FROM public."faculty" WHERE abbreviation='STEI'), 'IF');
+
+INSERT INTO public."course" ("id", "name", "major_id", "description", "email", "abbreviation")
+VALUES
+ ('IF3250', 'Proyek Perangkat Lunak', (SELECT id FROM public."major" WHERE abbreviation='IF'), 'Kuliah ini memberikan gambaran kompleksitas dan pengalaman mengenai pengembangan perangkat lunak skala besar. Mahasiswa memanfaatkan/ menggunakan berbagai platform, framework, dan tools yang biasa dipakai untuk proyek berskala besar. Kuliah ini juga memberikan pengetahuan rekayasa perangkat lunak tingkat lanjut, mencakup Domain Specific Language (DSL), Domain-oriented Design/Analysis/Architecture, Large Scale Software development, dan Performance Engineering.', 'contributor@example.com', 'PPL'),
+ ('IF3270', 'Pembelajaran Mesin', (SELECT id FROM public."major" WHERE abbreviation='IF'), 'Kuliah ini membahas berbagai teknik pembelajaran oleh mesin serta pengenalan pola. Pendekatan yang diberikan mencakup supervised learning dan unsupervised learning.', 'contributor@example.com', 'ML');
+
+-- +migrate Down
+DELETE FROM public."course" WHERE id IN (
+ 'IF3250',
+ 'IF3270'
+);
+
+DELETE FROM public."major" WHERE abbreviation IN (
+ 'IF'
+);
+
+DELETE FROM public."faculty" WHERE abbreviation IN (
+ 'STEI'
+);
+
+UPDATE public."user" SET
+ name = 'contributor'
+ WHERE email = 'contributor@example.com';
\ No newline at end of file
diff --git a/migrations/staging/20230314101130-normal-user.sql b/migrations/staging/20230314101130-normal-user.sql
new file mode 100644
index 0000000000000000000000000000000000000000..401d22ed5d0cbc9e06215792bea05cc478220f70
--- /dev/null
+++ b/migrations/staging/20230314101130-normal-user.sql
@@ -0,0 +1,13 @@
+
+-- +migrate Up
+INSERT INTO public."user" ("email", "password", "name", "role", "is_activated")
+VALUES
+ ('ucok@example.com', '$2a$10$J4POz3KQESxzA.d9S8rHRu3ZuJSRdcJkVQcx1SRdMNQqtD8gHfccy', 'Ucok', 'student', true),
+ ('udin@example.com', '$2a$10$J4POz3KQESxzA.d9S8rHRu3ZuJSRdcJkVQcx1SRdMNQqtD8gHfccy', 'Udin', 'student', false);
+
+-- +migrate Down
+
+DELETE FROM public."user" WHERE email IN (
+ 'ucok@example.com',
+ 'udin@example.com'
+);
diff --git a/migrations/staging/20230316185603-add-contraint-unique-abbr.sql b/migrations/staging/20230316185603-add-contraint-unique-abbr.sql
new file mode 100644
index 0000000000000000000000000000000000000000..f1a4443eb3d91993a122e08b5356a508575d338b
--- /dev/null
+++ b/migrations/staging/20230316185603-add-contraint-unique-abbr.sql
@@ -0,0 +1,14 @@
+
+-- +migrate Up
+ALTER TABLE public."course" ADD UNIQUE (abbreviation);
+
+ALTER TABLE public."major" ADD UNIQUE (abbreviation);
+
+ALTER TABLE public."faculty" ADD UNIQUE (abbreviation);
+-- +migrate Down
+
+ALTER TABLE public."course" DROP CONSTRAINT course_abbreviation_key;
+
+ALTER TABLE public."major" DROP CONSTRAINT major_abbreviation_key;
+
+ALTER TABLE public."faculty" DROP CONSTRAINT faculty_abbreviation_key;
\ No newline at end of file
diff --git a/migrations/staging/20230329064016-delete-course-contributor.sql b/migrations/staging/20230329064016-delete-course-contributor.sql
new file mode 100644
index 0000000000000000000000000000000000000000..d3f391c45f617508e4711d3500a9faad6b25d9b2
--- /dev/null
+++ b/migrations/staging/20230329064016-delete-course-contributor.sql
@@ -0,0 +1,43 @@
+
+-- +migrate Up
+ALTER TABLE material
+ DROP CONSTRAINT IF EXISTS material_course_id_creator_email_fkey;
+ALTER TABLE quiz
+ DROP CONSTRAINT IF EXISTS quiz_course_id_creator_email_fkey;
+
+DROP TABLE IF EXISTS course_contributor;
+
+ALTER TABLE material
+ ADD FOREIGN KEY (creator_email) REFERENCES public."user"(email);
+
+ALTER TABLE quiz
+ ADD FOREIGN KEY (creator_email) REFERENCES public."user"(email);
+
+
+-- +migrate Down
+
+ALTER TABLE material
+ DROP CONSTRAINT IF EXISTS material_creator_email_fkey;
+
+ALTER TABLE quiz
+ DROP CONSTRAINT IF EXISTS quiz_creator_email_fkey;
+
+CREATE TABLE public."course_contributor" (
+ course_id varchar(30) NOT NULL,
+ email varchar(100) NOT NULL,
+ PRIMARY KEY (course_id, email),
+ FOREIGN KEY (course_id)
+ REFERENCES public."course"(id)
+ ON UPDATE CASCADE ON DELETE CASCADE,
+ FOREIGN KEY (email) REFERENCES public."user"(email) ON DELETE CASCADE
+);
+
+ALTER TABLE material
+ ADD FOREIGN KEY (course_id, creator_email)
+ REFERENCES public."course_contributor"(course_id, email)
+ ON DELETE CASCADE ON UPDATE CASCADE;
+
+ALTER TABLE quiz
+ ADD FOREIGN KEY (course_id, creator_email)
+ REFERENCES public."course_contributor"(course_id, email)
+ ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/migrations/staging/20230401130532-update-material.sql b/migrations/staging/20230401130532-update-material.sql
new file mode 100644
index 0000000000000000000000000000000000000000..b739bd7857c582f7bde3b4f428d3bf759907e35f
--- /dev/null
+++ b/migrations/staging/20230401130532-update-material.sql
@@ -0,0 +1,8 @@
+
+-- +migrate Up
+ALTER TABLE material
+ ADD COLUMN week INT;
+
+-- +migrate Down
+ALTER TABLE material
+ DROP COLUMN week;
\ No newline at end of file
diff --git a/migrations/staging/20230401130806-update-quiz.sql b/migrations/staging/20230401130806-update-quiz.sql
new file mode 100644
index 0000000000000000000000000000000000000000..a2e012658962aa68b06109f1e7437e29a68417c6
--- /dev/null
+++ b/migrations/staging/20230401130806-update-quiz.sql
@@ -0,0 +1,47 @@
+
+-- +migrate Up
+DROP TABLE quiz_take_choice_answer;
+DROP TABLE quiz_choice_option;
+DROP TABLE quiz_problem;
+
+ALTER TABLE quiz
+ ADD COLUMN quiz_path TEXT;
+
+-- +migrate Down
+
+ALTER TABLE quiz
+ DROP COLUMN quiz_path;
+
+CREATE TABLE public."quiz_problem" (
+ id UUID DEFAULT uuid_generate_v4(),
+ statement TEXT NOT NULL,
+ "type" PROBLEM_TYPE NOT NULL,
+ quiz_id UUID NOT NULL,
+ PRIMARY KEY(id),
+ FOREIGN KEY(quiz_id)
+ REFERENCES public."quiz"(id)
+);
+
+CREATE TABLE public."quiz_choice_option" (
+ id UUID DEFAULT uuid_generate_v4(),
+ quiz_problem_id UUID NOT NULL,
+ statement TEXT NOT NULL,
+ is_answer BOOLEAN DEFAULT false,
+ PRIMARY KEY(id, quiz_problem_id),
+ FOREIGN KEY (quiz_problem_id)
+ REFERENCES public."quiz_problem"(id)
+ ON DELETE CASCADE
+);
+
+
+CREATE TABLE public."quiz_take_choice_answer" (
+ quiz_take_id UUID NOT NULL,
+ answer_choice_id UUID NOT NULL,
+ quiz_problem_id UUID NOT NULL,
+ PRIMARY KEY (quiz_take_id, quiz_problem_id),
+ FOREIGN KEY (quiz_take_id)
+ REFERENCES public."quiz_take"(id)
+ ON DELETE CASCADE ON UPDATE CASCADE,
+ FOREIGN KEY (answer_choice_id, quiz_problem_id)
+ REFERENCES public."quiz_choice_option"(id, quiz_problem_id)
+);