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Database schema design #1

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6ea0a50
chore: upgrade dependency
Mushfiq1060 Apr 29, 2025
7208d07
feat: add DB tables and enums
Mushfiq1060 Apr 29, 2025
52a5bcd
style: fix indentation
Mushfiq1060 Apr 29, 2025
f0ee971
feat: add db tables
Mushfiq1060 Apr 29, 2025
8da9e81
feat(migrations): generate SQL output from schema
Mushfiq1060 Apr 29, 2025
d22feab
style: fix indentation
Mushfiq1060 Apr 29, 2025
b850086
chore: add student id in batch-students table
Mushfiq1060 Apr 30, 2025
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11 changes: 5 additions & 6 deletions apps/server/drizzle.config.ts
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Original file line number Diff line number Diff line change
@@ -1,11 +1,10 @@
import { defineConfig } from "drizzle-kit";

export default defineConfig({
schema: "./src/db/schema",
out: "./src/db/migrations",
dialect: "turso",
schema: './src/db/schema',
out: './src/db/migrations',
dialect: 'postgresql',
dbCredentials: {
url: process.env.DATABASE_URL || "",
authToken: process.env.DATABASE_AUTH_TOKEN,
},
url: process.env.DATABASE_URL as string
}
});
24 changes: 13 additions & 11 deletions apps/server/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -8,25 +8,27 @@
"compile": "bun build --compile --minify --sourcemap --bytecode ./src/index.ts --outfile server",
"dev": "bun run --hot src/index.ts",
"start": "bun run dist/src/index.js",
"db:local": "turso dev --db-file local.db",
"db:push": "drizzle-kit push",
"db:studio": "drizzle-kit studio"
"db:generate": "drizzle-kit generate --name=migration --config=drizzle.config.ts",
"db:studio": "drizzle-kit studio",
"db:push": "drizzle-kit push"
},
"dependencies": {
"dotenv": "^16.4.7",
"dotenv": "^16.5.0",
"zod": "^3.24.2",
"hono": "^4.7.6",
"hono": "^4.7.7",
"@hono/trpc-server": "^0.3.4",
"drizzle-orm": "^0.38.4",
"drizzle-orm": "^0.43.1",
"@libsql/client": "^0.14.0",
"better-auth": "^1.2.6",
"@trpc/server": "^11.0.0",
"@trpc/client": "^11.0.0"
"@trpc/client": "^11.0.0",
"pg": "^8.15.6",
"postgres": "^3.4.5"
},
"devDependencies": {
"tsc-alias": "^1.8.11",
"typescript": "^5.8.2",
"@types/bun": "^1.2.6",
"drizzle-kit": "^0.30.5"
"@types/bun": "latest",
"@types/pg": "^8.11.14",
"drizzle-kit": "^0.31.0",
"tsx": "^4.19.3"
}
}
101 changes: 101 additions & 0 deletions apps/server/src/db/migrations/0000_migration.sql
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Original file line number Diff line number Diff line change
@@ -0,0 +1,101 @@
CREATE TYPE "public"."day_of_week" AS ENUM('saturday', 'sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday');--> statement-breakpoint
CREATE TYPE "public"."role" AS ENUM('super_admin', 'chairman', 'admin', 'teacher', 'cr_student', 'student');--> statement-breakpoint
CREATE TYPE "public"."session_status" AS ENUM('scheduled', 'completed', 'canceled', 're_scheduled');--> statement-breakpoint
CREATE TABLE "batch_students" (
"id" serial PRIMARY KEY NOT NULL,
"batch_id" integer,
"section_id" integer,
"student_id" integer,
"created_at" timestamp with time zone DEFAULT now(),
"updated_at" timestamp with time zone DEFAULT now()
);
--> statement-breakpoint
CREATE TABLE "batch" (
"id" serial PRIMARY KEY NOT NULL,
"name" varchar(255),
"created_at" timestamp with time zone DEFAULT now()
);
--> statement-breakpoint
CREATE TABLE "class_session" (
"id" serial PRIMARY KEY NOT NULL,
"routine_id" integer,
"batch_id" integer,
"section_id" integer,
"course_id" integer,
"teacher_id" integer,
"room_id" integer,
"original_schedule_at" timestamp with time zone,
"actual_scheduled_at" timestamp with time zone,
"session_status" "session_status",
"reschedule_or_cancel_reason" varchar(2047),
"created_at" timestamp with time zone DEFAULT now(),
"updated_at" timestamp with time zone DEFAULT now(),
"updated_by" integer
);
--> statement-breakpoint
CREATE TABLE "course" (
"id" serial PRIMARY KEY NOT NULL,
"name" varchar(255),
"course_code" varchar(63),
"creadit_hours" real,
"created_at" timestamp with time zone DEFAULT now()
);
--> statement-breakpoint
CREATE TABLE "room" (
"id" serial PRIMARY KEY NOT NULL,
"room_number" varchar(31),
"location" varchar(63),
"created_at" timestamp with time zone DEFAULT now()
);
--> statement-breakpoint
CREATE TABLE "routine" (
"id" serial PRIMARY KEY NOT NULL,
"batch_id" integer,
"section_id" integer,
"course_id" integer,
"teacher_id" integer,
"room_id" integer,
"day_of_week" "day_of_week",
"start_time" time,
"end_time" time,
"created_at" timestamp with time zone DEFAULT now(),
"updated_at" timestamp with time zone DEFAULT now(),
"updated_by" integer
);
--> statement-breakpoint
CREATE TABLE "section" (
"id" serial PRIMARY KEY NOT NULL,
"batch_id" integer,
"name" varchar(255),
"created_at" timestamp with time zone DEFAULT now()
);
--> statement-breakpoint
CREATE TABLE "user" (
"id" serial PRIMARY KEY NOT NULL,
"name" varchar(255),
"email" varchar(255),
"password_hash" varchar(255),
"phone" varchar(15),
"role" "role",
"created_at" timestamp with time zone DEFAULT now(),
"updated_at" timestamp with time zone DEFAULT now(),
CONSTRAINT "user_email_unique" UNIQUE("email")
);
--> statement-breakpoint
ALTER TABLE "batch_students" ADD CONSTRAINT "batch_students_batch_id_batch_id_fk" FOREIGN KEY ("batch_id") REFERENCES "public"."batch"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "batch_students" ADD CONSTRAINT "batch_students_section_id_section_id_fk" FOREIGN KEY ("section_id") REFERENCES "public"."section"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "batch_students" ADD CONSTRAINT "batch_students_student_id_user_id_fk" FOREIGN KEY ("student_id") REFERENCES "public"."user"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_routine_id_routine_id_fk" FOREIGN KEY ("routine_id") REFERENCES "public"."routine"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_batch_id_batch_id_fk" FOREIGN KEY ("batch_id") REFERENCES "public"."batch"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_section_id_section_id_fk" FOREIGN KEY ("section_id") REFERENCES "public"."section"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_course_id_course_id_fk" FOREIGN KEY ("course_id") REFERENCES "public"."course"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_teacher_id_user_id_fk" FOREIGN KEY ("teacher_id") REFERENCES "public"."user"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_room_id_room_id_fk" FOREIGN KEY ("room_id") REFERENCES "public"."room"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "class_session" ADD CONSTRAINT "class_session_updated_by_user_id_fk" FOREIGN KEY ("updated_by") REFERENCES "public"."user"("id") ON DELETE set null ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "routine" ADD CONSTRAINT "routine_batch_id_batch_id_fk" FOREIGN KEY ("batch_id") REFERENCES "public"."batch"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "routine" ADD CONSTRAINT "routine_section_id_section_id_fk" FOREIGN KEY ("section_id") REFERENCES "public"."section"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "routine" ADD CONSTRAINT "routine_course_id_course_id_fk" FOREIGN KEY ("course_id") REFERENCES "public"."course"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "routine" ADD CONSTRAINT "routine_teacher_id_user_id_fk" FOREIGN KEY ("teacher_id") REFERENCES "public"."user"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "routine" ADD CONSTRAINT "routine_room_id_room_id_fk" FOREIGN KEY ("room_id") REFERENCES "public"."room"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "routine" ADD CONSTRAINT "routine_updated_by_user_id_fk" FOREIGN KEY ("updated_by") REFERENCES "public"."user"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
ALTER TABLE "section" ADD CONSTRAINT "section_batch_id_batch_id_fk" FOREIGN KEY ("batch_id") REFERENCES "public"."batch"("id") ON DELETE no action ON UPDATE no action;
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