All schema and bash scripts

pre-schema.sql

+CREATE USER test_app WITH PASSWORD 'pass';
+CREATE SCHEMA IF NOT EXISTS test AUTHORIZATION test_app;

remove-postgres-container.sh

+#!/bin/sh
+
+# Stops and removes the container and also remoes the volume
+
+docker stop cat-postgres-db
+docker rm cat-postgres-db
+docker volume rm cat-db
+
+echo "No more dockerized cat data"

run-postgres-container.sh

+#!/bin/sh
+
+echo "Setting up postgres db in a docker container with a volume..."
+
+if docker volume ls | grep cat-db > /dev/null
+then
+ echo '  > volume cat-db found'
+else
+ echo '  > creating volume cat-db'
+  docker volume create cat-db
+fi
+
+echo "starting cat-postgres-db in the background with cat-db volume..."
+
+docker run --name cat-postgres-db \
+  -e POSTGRES_PASSWORD=pass \
+  -d \
+  -p 5432:5432 \
+  -v cat-db:/var/lib/postgresql/data \
+  postgres:12.1-alpine
+
+echo 'giving postgres a hot minute to boot up...'
+sleep 4
+
+echo "creating db user and schema..."
+
+cat pre-schema.sql | docker exec -i cat-postgres-db \
+  psql -U postgres -f -
+
+echo "loading schema..."
+
+cat schema.sql | docker exec -i cat-postgres-db \
+  psql -U test_app -d postgres -f -
+
+echo "cat-postgres-db setup on localhost:5432"

schema.sql

+
+CREATE TABLE IF NOT EXISTS test.attributes(
+  id SERIAL PRIMARY KEY,
+  name TEXT UNIQUE NOT NULL DEFAULT '',
+  description TEXT NOT NULL DEFAULT ''
+);
+
+CREATE TABLE IF NOT EXISTS test.breeds(
+  id SERIAL PRIMARY KEY,
+  name TEXT UNIQUE NOT NULL DEFAULT ''
+);
+
+CREATE TABLE IF NOT EXISTS test.breed_attributes(
+    attributeId INTEGER NOT NULL DEFAULT 1,
+    breedId INTEGER NOT NULL DEFAULT 1,
+    FOREIGN KEY (attributeId) REFERENCES test.attributes,
+    FOREIGN KEY (breedId) REFERENCES test.breeds
+);
+
+CREATE TABLE IF NOT EXISTS test.cats(
+  id SERIAL PRIMARY KEY,
+  name TEXT NOT NULL DEFAULT '',
+  breedId INTEGER NOT NULL DEFAULT 1,
+  FOREIGN KEY (breedId) REFERENCES test.breeds
+);
+
+CREATE TABLE IF NOT EXISTS test.owners(
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL DEFAULT '',
+    age INTEGER NOT NULL DEFAULT 20
+);
+
+CREATE TABLE IF NOT EXISTS test.owner_cats(
+    ownerId INTEGER NOT NULL DEFAULT 1,
+    catId INTEGER NOT NULL DEFAULT 1,
+    FOREIGN KEY (ownerId) REFERENCES test.owners,
+    FOREIGN KEY (catId) REFERENCES test.cats
+);