This is a basic web application

• false: false
• true: true
• intgr: 123
• float: 123.456
• objct.foo: bar

These must be empty:

• null:
• array:
• objct:

nesting objects: Book Corner, bar

1. foo
2. bar

• postgres: [{ "?column0?": "Hello from PostgreSQL" }]
• msgpack_raw: 91 82 A9 3F 63 6F 6C 75 6D 6E 30 3F B5 48 65 6C 6C 6F 20 66 72 6F 6D 20 50 6F 73 74 67 72 65 53 51 4C A9 3F 63 6F 6C 75 6D 6E 31 3F AA 74 6F 20 4D 73 67 50 61 63 6B
• msgpack_json: [{"?column0?"=>"Hello from PostgreSQL", "?column1?"=>"to MsgPack"}]