[WIP] docker + db

core/db_in_docker/Readme.md

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+# Database in docker
+
+What I would like to achieve here it to have a database in Docker,
+also with a supported data migration tool.  
+
+After some research, I choose PostgresSQL as databse and Flyway as data migration tool to achieve this functionality.
+
+![big](/asset/sql_flyway.webp)
+
+
+
+### reference:
+[https://www.sqltutorial.org/sql-list-all-tables/](https://www.sqltutorial.org/sql-list-all-tables/)
+
+[https://blog.devgenius.io/tips-and-tricks-to-using-postgresql-docker-image-80047673c9a5](https://blog.devgenius.io/tips-and-tricks-to-using-postgresql-docker-image-80047673c9a5)
+
+
+TODO:
+How to mirgate a csv file into DB?

core/db_in_docker/docker-compose.yaml

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+services:
+
+  postgres:
+    restart: always
+    image: postgres:12.14
+    environment:
+      - POSTGRES_PASSWORD=pwd
+    ports:
+      - "0.0.0.0:5432:5432"
+    command: ["-c", "fsync=false"]
+
+  flyway:
+    image: boxfuse/flyway:5.2.4
+    environment:
+      - FLYWAY_CONNECT_RETRIES=60
+    volumes:
+      - ./src/db_migration:/flyway/sql/
+    depends_on:
+      - postgres
+    command: migrate -url=jdbc:postgresql://postgres:5432/postgres -user=postgres -password=pwd  -connectRetries=60

core/db_in_docker/src/db_migration/V1__create_table.sql

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+CREATE TABLE person (
+    id serial PRIMARY KEY,
+    first_name varchar(50),
+    last_name varchar(50)
+);