init

.env.local

@@ -0,0 +1,6 @@
+FLYWAY_URL=jdbc:postgresql://db:5432/dnim
+FLYWAY_USER=postgres
+FLYWAY_PASSWORD=password
+POSTGRES_USER=postgres
+POSTGRES_PASSWORD=password
+POSTGRES_DB=dnim

.gitignore

@@ -0,0 +1 @@
+.env

docker-compose.yml

@@ -0,0 +1,22 @@
+version: "3"
+name: "dnim_db"
+services:
+  base:
+    container_name: "base"
+    image: "postgres:15.3-bullseye"
+    ports:
+      - "5433:5432"
+    volumes:
+      - "./data/base:/var/lib/postgres/data"
+    env_file:
+      - "./.env"
+  head:
+    container_name: "head"
+    image: "postgres:15.3-bullseye"
+    restart: "always"
+    ports:
+      - "5432:5432"
+    volumes:
+      - "./data/head:/var/lib/postgres/data"
+    env_file:
+      - "./.env"

migrations/000_thread_kind.sql

@@ -0,0 +1,5 @@
+create type public.thread_kind as enum
+  ( 'post'
+  , 'short'
+  , 'message'
+  );

migrations/010_thread.sql

@@ -0,0 +1,5 @@
+create table public.thread
+  ( id int not null generated always as identity
+  , uid uuid not null default gen_random_uuid()
+  , kind thread_kind not null
+  );

reference/Dockerfile

@@ -0,0 +1 @@
+

scripts/build-reference.sh

@@ -0,0 +1,21 @@
+#! /usr/bin/bash
+
+$rev=${1:-HEAD}
+
+if [ "$rev" = "HEAD" ]; then
+  $port = 5432
+else
+  $port = 5433
+fi
+
+while read line; do export $line; done < ./.env
+
+psql \
+  --echo-all \
+  postgres://$POSTGRES_USER:$POSTGRES_PASSWORD@localhost:$port/$POSTGRES_DB \
+  --command="drop schema public cascade; create schema public;"
+
+ls ./migrations/ | xargs -I{} psql \
+  --echo-all \
+  postgres://$POSTGRES_USER:$POSTGRES_PASSWORD@localhost:5433/$POSTGRES_DB \
+  --file=./migrations/{}