{"id":2022,"date":"2026-08-07T07:04:34","date_gmt":"2026-08-07T07:04:34","guid":{"rendered":"https:\/\/www.vpascode.com\/ja\/docs\/uncategorized\/dbml-visualizer-guide\/"},"modified":"2026-08-07T07:04:34","modified_gmt":"2026-08-07T07:04:34","slug":"dbml-visualizer-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/data-and-schemas\/dbml-visualizer-guide\/","title":{"rendered":"DBML"},"content":{"rendered":"

\u7269\u6d41\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u904b\u7528\u3001\u307e\u305f\u306f\u53d7\u6ce8\u51e6\u7406\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8a2d\u8a08\u3059\u308b\u969b\u3001Raw\u306aDBML\u30b9\u30ad\u30fc\u30de\u5ba3\u8a00\u3092\u8aad\u3080\u3068\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u5217\u6319\u578b\u3001\u30b9\u30ad\u30fc\u30de\u3001\u53c2\u7167\u304c\u3069\u306e\u3088\u3046\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u628a\u63e1\u3059\u308b\u306e\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002DBML\u30b9\u30ad\u30fc\u30de\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30b6\u30fc<\/strong>\u3042\u306a\u305f\u306eDBML\u5b9a\u7fa9\u3092\u660e\u78ba\u3067\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3001\u30b9\u30ad\u30fc\u30de\u63a5\u982d\u8f9e\u3001\u5217\u6319\u578b\u3001\u30c6\u30fc\u30d6\u30eb\u30b0\u30eb\u30fc\u30d7\u3001\u53c2\u7167\u95a2\u4fc2\uff08><\/code>, <<\/code>, -<\/code>, <><\/code>\uff09\u3092\u89e3\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u8005\u3084\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u306f\u3001\u8907\u96d1\u306a\u8ffd\u8de1\u30b7\u30b9\u30c6\u30e0\u3092\u4e00\u76ee\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n

DBML\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306e\u4ed5\u7d44\u307f<\/h2>\n

VPasCode\u3067\u306f\u3001DBML\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304cProject<\/code>\u8a2d\u5b9a\u3001Enum<\/code>\u5ba3\u8a00\u3001TableGroup<\/code>\u30d6\u30ed\u30c3\u30af\u3001\u304a\u3088\u3073Table<\/code>\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u3092\u8996\u899a\u7684\u306aERD\u30ce\u30fc\u30c9\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30b9\u30ad\u30fc\u30de\u540d\u524d\u7a7a\u9593\u3092\u6301\u3064\u30c6\u30fc\u30d6\u30eb\uff08\u4f8b\uff1alogistics.drivers<\/code>\uff09\u306f\u30d5\u30eb\u30d1\u30b9\u3067\u8868\u793a\u3055\u308c\u3001\u30ab\u30b9\u30bf\u30e0\u5217\u6319\u578b\u306f\u53b3\u5bc6\u306a\u30ab\u30e9\u30e0\u30bf\u30a4\u30d7\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u5916\u90e8\u30ad\u30fc\u53c2\u7167\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u8996\u899a\u7684\u30ea\u30f3\u30af\u3092\u81ea\u52d5\u7684\u306b\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n

1. \u5fc5\u9808\u8a2d\u5b9a\uff1aFleetLogix\u7269\u6d41\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u306e\u5b8c\u5168\u69cb\u7bc9<\/h3>\n

\u5168\u4f53\u306e\u7269\u6d41\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3092\u53ef\u8996\u5316\u3059\u308b\u305f\u3081\u3001\u6709\u52b9\u306aDBML\u69cb\u6587\u3067\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u5f93\u696d\u54e1\u5f79\u5272\u3001\u53d7\u6ce8\u51e6\u7406\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u51fa\u8377\u30ed\u30b0\u3001\u53c2\u7167\u5236\u7d04\u3092\u5b9a\u7fa9\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n

\n
\nDBML<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n
\r\n
\r\n DBML<\/span>\r\n \r\n <\/path><\/path><\/svg>\r\n Edit DBML in VPasCode<\/span>\r\n <\/a>\r\n <\/div>\r\n
\r\n 
Project fleetlogix {\r\n  database_type: 'PostgreSQL'\r\n}\r\n\r\nEnum employee_role {\r\n  courier\r\n  dispatcher\r\n  manager\r\n}\r\n\r\nEnum status_value {\r\n  pending\r\n  sorting\r\n  transit\r\n  delivered\r\n  exception\r\n}\r\n\r\nTableGroup fulfillment {\r\n  logistics.parcels\r\n  logistics.vehicles\r\n  logistics.hubs\r\n}\r\n\r\nTable logistics.drivers {\r\n  id int [pk, increment]\r\n  email varchar(255) [not null, unique]\r\n  full_name varchar(120)\r\n  role employee_role [not null, default: 'courier']\r\n  joined_at timestamp [not null, default: 'now()']\r\n}\r\n\r\nTable logistics.insurance_policies {\r\n  id int [pk, increment]\r\n  driver_id int [not null]\r\n  coverage_plan varchar(20) [not null]\r\n  expires_on date [not null]\r\n  auto_renew boolean [not null, default: true]\r\n}\r\n\r\nTable logistics.parcels {\r\n  id int [pk, increment]\r\n  tracking_number varchar(200) [not null]\r\n  hub_id int\r\n  weight_kg int\r\n  estimated_days int\r\n  service_level varchar(10)\r\n}\r\n\r\nTable logistics.vehicles {\r\n  id int [pk, increment]\r\n  license_plate varchar(160) [not null]\r\n  last_service date\r\n}\r\n\r\nTable logistics.hubs {\r\n  id int [pk, increment]\r\n  name varchar(80) [not null, unique]\r\n}\r\n\r\nTable logistics.delivery_manifests {\r\n  id int [pk, increment]\r\n  parcel_id int [not null]\r\n  driver_id int [not null]\r\n  status status_value [not null]\r\n  checkpoint varchar(200)\r\n  notes text\r\n\r\n  Indexes {\r\n    (parcel_id, driver_id) [unique]\r\n  }\r\n}\r\n\r\nTable logistics.telemetry_history {\r\n  driver_id int [not null]\r\n  parcel_id int [not null]\r\n  logged_at timestamp [not null, default: 'now()']\r\n\r\n  Indexes {\r\n    (driver_id, logged_at)\r\n  }\r\n}\r\n\r\nRef: logistics.insurance_policies.driver_id > logistics.drivers.id\r\nRef: logistics.delivery_manifests.parcel_id > logistics.parcels.id\r\nRef: logistics.delivery_manifests.driver_id > logistics.drivers.id\r\nRef: logistics.telemetry_history.driver_id > logistics.drivers.id\r\nRef: logistics.telemetry_history.parcel_id > logistics.parcels.id\r\nRef: logistics.hubs.id < logistics.parcels.hub_id\r\nRef: logistics.parcels.id <> logistics.vehicles.id\r\nRef: logistics.drivers.id - logistics.insurance_policies.id<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"Complete<\/p>\n
\u00a0<\/p>\n
FleetLogix\u306b\u304a\u3051\u308b\u9ad8\u5ea6\u306a\u69cb\u9020\u6280\u8853<\/h2>\n
DBML\u30b3\u30fc\u30c9\u306e\u7279\u5b9a\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u7570\u306a\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u6a5f\u80fd\u304c\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3057\u3066\u3044\u308b\u304b\u3092\u660e\u78ba\u306b\u793a\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n
1. \u30c9\u30e9\u30a4\u30d0\u30fc\u7ba1\u7406\u3001\u4fdd\u967a\u304a\u3088\u3073\u30ab\u30b9\u30bf\u30e0\u5217\u6319\u578b<\/h3>\n
\u30c9\u30e9\u30a4\u30d0\u30fc\u767b\u9332\u304a\u3088\u3073\u4fdd\u8b77\u30e2\u30c7\u30eb\u306f\u30ab\u30b9\u30bf\u30e0\u5217\u6319\u578b\uff08employee_role<\/code>\uff09\u3001\u53b3\u683c\u306a\u5236\u7d04\uff08unique<\/code>, not null<\/code>\uff09\u3001\u304a\u3088\u30732\u3064\u306e\u95a2\u4fc2\u30bf\u30a4\u30d7\uff1a\u6a19\u6e96\u306e1\u5bfe\u591a\u306e\u691c\u7d22\u3068\u660e\u793a\u7684\u306a1\u5bfe1\u306e\u30ea\u30f3\u30af\uff08-<\/code>).<\/p>\n
\n
\nDBML<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6\u3059\u308b<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    DBML<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
\u5217\u6319\u578b employee_role {\r\n  \u30ab\u30fc\u30b4\u914d\u9054\u54e1\r\n  \u30c7\u30a3\u30b9\u30d1\u30c3\u30c1\u30e3\u30fc\r\n  \u30de\u30cd\u30fc\u30b8\u30e3\u30fc\r\n}\r\n\r\n\u30c6\u30fc\u30d6\u30eb logistics.drivers {\r\n  id int [pk, \u81ea\u52d5\u5897\u52a0]\r\n  email varchar(255) [not null, unique]\r\n  full_name varchar(120)\r\n  role employee_role [not null, default: '\u30ab\u30fc\u30b4\u914d\u9054\u54e1']\r\n  joined_at timestamp [not null, default: 'now()']\r\n}\r\n\r\n\u30c6\u30fc\u30d6\u30eb logistics.insurance_policies {\r\n  id int [pk, \u81ea\u52d5\u5897\u52a0]\r\n  driver_id int [not null]\r\n  coverage_plan varchar(20) [not null]\r\n  expires_on date [not null]\r\n  auto_renew boolean [not null, default: true]\r\n}\r\n\r\n\/\/ 1\u5bfe\u591a\u306e\u30c9\u30e9\u30a4\u30d0\u30fc\u95a2\u4fc2\r\n\u53c2\u7167: logistics.insurance_policies.driver_id > logistics.drivers.id\r\n\r\n\/\/ 1\u5bfe1\u306e\u30c9\u30e9\u30a4\u30d0\u30fc\u5951\u7d04\u95a2\u4fc2\r\n\u53c2\u7167: logistics.drivers.id - logistics.insurance_policies.id<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6\u3059\u308b<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"FleetLogix<\/p>\n
\u00a0<\/p>\n
2. \u8abf\u9054\u30b0\u30eb\u30fc\u30d7\u5316\u304a\u3088\u3073\u591a\u5bfe\u591a\u95a2\u4fc2<\/h3>\n
\u7269\u7406\u8cc7\u7523\u5c64\u306b\u306f\u3001TableGroup<\/code>\u3092\u542b\u3080logistics.parcels<\/code>, logistics.vehicles<\/code>\u3001\u304a\u3088\u3073logistics.hubs<\/code>\u3002\u3053\u308c\u306f\u9006\u95a2\u4fc2\u6f14\u7b97\u5b50\uff08<<\/code>\uff09\u3092\u5730\u57df\u914d\u9001\u30cf\u30d6\u306b\u4f7f\u7528\u3057\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u3068\u914d\u9001\u8eca\u4e21\u306e\u9593\u306b\u306f\u591a\u5bfe\u591a\u95a2\u4fc2\u6f14\u7b97\u5b50\uff08<><\/code>\uff09\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3002<\/p>\n
\n
\nDBML<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    DBML<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
TableGroup fulfillment {\r\n  logistics.parcels\r\n  logistics.vehicles\r\n  logistics.hubs\r\n}\r\n\r\nTable logistics.parcels {\r\n  id int [pk, increment]\r\n  tracking_number varchar(200) [not null]\r\n  hub_id int\r\n  weight_kg int\r\n  estimated_days int\r\n  service_level varchar(10)\r\n}\r\n\r\nTable logistics.vehicles {\r\n  id int [pk, increment]\r\n  license_plate varchar(160) [not null]\r\n  last_service date\r\n}\r\n\r\nTable logistics.hubs {\r\n  id int [pk, increment]\r\n  name varchar(80) [not null, unique]\r\n}\r\n\r\n\/\/ 1\u5bfe\u591a\u95a2\u4fc2\u3092\u9006\u65b9\u5411\u306e\u77e2\u5370\uff08<\uff09\u3067\u8868\u73fe\r\nRef: logistics.hubs.id < logistics.parcels.hub_id\r\n\r\n\/\/ \u591a\u5bfe\u591a\u95a2\u4fc2\uff08<>\uff09\r\nRef: logistics.parcels.id <> logistics.vehicles.id<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"FleetLogix<\/p>\n
\u00a0<\/p>\n
3. \u5b9f\u6642\u9593\u8ffd\u8de1\u3001\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u5217\u6319\u578b<\/h3>\n
\u30de\u30cb\u30d5\u30a7\u30b9\u30c8\u3068\u30c6\u30ec\u30e1\u30c8\u30ea\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u914d\u9001\u7269\u306e\u53d6\u308a\u6271\u3044\u3092\u76e3\u8996\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u8ffd\u8de1\u72b6\u614b\u306e\u5217\u6319\u578b\uff08status_value<\/code>\uff09\u3092\u4f7f\u7528\u3057\u3001\u5358\u4e00\u306e\u8907\u5408\u4e00\u610f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff08\u4f8b\uff1a(parcel_id, driver_id) [unique]<\/code>\uff09\u306b\u3088\u308a\u30ec\u30b3\u30fc\u30c9\u306e\u6574\u5408\u6027\u3092\u4fdd\u3061\u3001\u9ad8\u901f\u306a\u6642\u7cfb\u5217\u30b9\u30ad\u30e3\u30f3\u306e\u305f\u3081\u306b\u8907\u6570\u30ab\u30e9\u30e0\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\n
\nDBML<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    DBML<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
Enum status_value {\r\n  pending\r\n  sorting\r\n  transit\r\n  delivered\r\n  exception\r\n}\r\n\r\nTable logistics.parcels {\r\n  id int [pk, increment]\r\n  tracking_number varchar(200) [not null]\r\n}\r\n\r\nTable logistics.drivers {\r\n  id int [pk, increment]\r\n  full_name varchar(120) [not null]\r\n}\r\n\r\nTable logistics.delivery_manifests {\r\n  id int [pk, increment]\r\n  parcel_id int [not null]\r\n  driver_id int [not null]\r\n  status status_value [not null]\r\n  checkpoint varchar(200)\r\n  notes text\r\n\r\n  indexes {\r\n    (parcel_id, driver_id) [unique]\r\n  }\r\n}\r\n\r\nTable logistics.telemetry_history {\r\n  driver_id int [not null]\r\n  parcel_id int [not null]\r\n  logged_at timestamp [not null, default: 'now()']\r\n\r\n  indexes {\r\n    (driver_id, logged_at)\r\n  }\r\n}\r\n\r\nRef: logistics.delivery_manifests.parcel_id > logistics.parcels.id\r\nRef: logistics.delivery_manifests.driver_id > logistics.drivers.id\r\nRef: logistics.telemetry_history.driver_id > logistics.drivers.id\r\nRef: logistics.telemetry_history.parcel_id > logistics.parcels.id<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit DBML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067DBML\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
DBML\u306e\u6226\u7565\u7684\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n
    \n
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  • \u95a2\u4fc2\u306e\u65b9\u5411\u6027\u3092\u6b63\u3057\u304f\u4fdd\u3064\uff1a<\/strong> \u6a19\u6e96\u5316\u3057\u3066><\/code>\uff08\u591a\u5bfe\u4e00\uff09\u307e\u305f\u306f<<\/code>(1\u5bfe\u591a) \u305d\u306e\u305f\u3081\u3001\u8996\u899a\u7684\u306a\u5916\u90e8\u30ad\u30fc\u306e\u77e2\u5370\u306f\u3001\u5b50\u30d5\u30a3\u30fc\u30eb\u30c9\u304b\u3089\u4e3b\u30ad\u30fc\u3078\u660e\u78ba\u306b\u6307\u5411\u3059\u308b\u3002<\/li>\n
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    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