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-- The following function is from Stack Overflow
-- https://stackoverflow.com/questions/18389124/simulate-create-database-if-not-exists-for-postgresql/36218838#36218838
-- User frankhommers (https://stackoverflow.com/users/971229/frankhommers)
DO
$do$
DECLARE
_db TEXT := %s;
_user TEXT := %s;
_password TEXT := %s;
BEGIN
CREATE EXTENSION IF NOT EXISTS dblink;
IF EXISTS (SELECT 1 FROM pg_database WHERE datname = _db) THEN
RAISE NOTICE 'Database already exists';
ELSE
PERFORM dblink_connect(
'host=localhost user=' || _user ||
' password=' || _password ||
' dbname=' || current_database()
);
PERFORM dblink_exec('CREATE DATABASE ' || _db);
END IF;
END
$do$;
CREATE TABLE IF NOT EXISTS users (
id varchar,
joined_at timestamp,
primary key(id)
);
INSERT INTO users VALUES (
0,
current_timestamp
) ON CONFLICT (id) DO NOTHING;
INSERT INTO users VALUES (
1,
current_timestamp
) ON CONFLICT (id) DO NOTHING;
CREATE TABLE IF NOT EXISTS channels (
id varchar,
name varchar,
primary key(id)
);
INSERT INTO channels VALUES(
'267659945086812160',
'python-general'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'11',
'help-apple'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'12',
'help-cherry'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'21',
'ot0-hello'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'22',
'ot1-world'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'31',
'voice-chat-0'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'32',
'code-help-voice-0'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO channels VALUES(
'1234',
'zebra'
) ON CONFLICT (id) DO NOTHING;
CREATE TABLE IF NOT EXISTS messages (
id varchar,
author_id varchar references users(id),
is_deleted boolean,
created_at timestamp,
channel_id varchar references channels(id),
primary key(id)
);
INSERT INTO messages VALUES(
0,
0,
false,
now(),
'267659945086812160'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
1,
0,
false,
now() + INTERVAL '10 minutes,',
'1234'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
2,
0,
false,
now(),
'11'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
3,
0,
false,
now(),
'12'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
4,
1,
false,
now(),
'21'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
5,
1,
false,
now(),
'22'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
6,
1,
false,
now(),
'31'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
7,
1,
false,
now(),
'32'
) ON CONFLICT (id) DO NOTHING;
INSERT INTO messages VALUES(
8,
1,
true,
now(),
'32'
) ON CONFLICT (id) DO NOTHING;
|
