Features:
- Start and wait Postgres
- Load seed schema
- Load fixtures
- Enter in PostgreSQL interactive terminal
- Dump local database
- Import in local database
$ docker compose version
Docker Compose version 2.2.2Start Postgres and wait it starting:
$ docker compose up -d postgres --wait
Initialize database with seed schema:
$ ./scripts/seed.sh
"Database cleaning..."
"Database cleaned"
"Schema creating..."
"Schema created"
Load fixtures:
$ ./scripts/fixtures.sh
"Cleaning tables..."
"Tables cleaned"
"Loading users fixtures..."
"Users fixtures loaded"
Enter in Postgres PostgreSQL interactive terminal:
$ ./scripts/enter-in-pg.sh
psql (11.4)
Type "help" for help.
postgres=# \d
List of relations
Schema | Name | Type | Owner
--------+-------+-------+----------
public | users | table | postgres
(1 row)
postgres=# select * from users limit 2;
id | username | email | password_hash | created_at | updated_at
--------------------------------------+-------------+--------------------------+--------------------------------------------------------------+------------------------------+------------------------------
1de9c987-08ab-32fe-e218-89c124cd0001 | username001 | username [email protected] | $2a$11$27s.UnSqrdSGwYSmacQzcOzjgZJFsmAQRY6OhcHTEWA4pmRFxYEWy | 2019-07-28 09:54:38.73218+00 | 2019-07-28 09:54:38.73218+00
1de9c987-08ab-32fe-e218-89c124cd0002 | username002 | username [email protected] | $2a$11$27s.UnSqrdSGwYSmacQzcOzjgZJFsmAQRY6OhcHTEWA4pmRFxYEWy | 2019-07-28 09:54:38.73218+00 | 2019-07-28 09:54:38.73218+00
(2 rows)
Generate local dump:
$ ./scripts/dump-local-pg.sh
Dump exported in dumps/dump.sql
Import dump locally:
$ ./scripts/import-in-local-pg.sh
Display table size:
$ ./scripts/display-table-sizes.sh | grep "users"
public.users | 48 kB | 32 kB | 80 kB
How to execute multiline SQL command:
$ cat << EOF | docker compose exec -T postgres sh -c "psql --quiet -U \$POSTGRES_USER \$POSTGRES_DB"
CREATE OR REPLACE FUNCTION drop_all ()
RETURNS VOID AS
\$\$
DECLARE rec RECORD;
BEGIN
-- Get all the schemas
FOR rec IN
SELECT nspname FROM pg_catalog.pg_namespace WHERE (nspname NOT LIKE 'pg_%') and (nspname != 'information_schema')
LOOP
EXECUTE 'DROP SCHEMA ' || rec.nspname || ' CASCADE';
END LOOP;
RETURN;
END;
\$\$ LANGUAGE plpgsql;
SELECT drop_all();
EOF
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