{"id":37130511,"url":"https://github.com/kunitsucom/ddlgen","last_synced_at":"2026-01-14T15:01:00.710Z","repository":{"id":203654342,"uuid":"710051776","full_name":"kunitsucom/ddlgen","owner":"kunitsucom","description":"ddlgen is a tool for generating DDL from annotated Go struct.","archived":true,"fork":false,"pushed_at":"2024-01-11T20:25:04.000Z","size":127,"stargazers_count":6,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2024-01-12T07:14:58.006Z","etag":null,"topics":["ddl","generator","go","golang"],"latest_commit_sha":null,"homepage":"https://github.com/kunitsucom/ddlgen","language":"Go","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/kunitsucom.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":".github/CODEOWNERS","security":null,"support":null,"governance":null}},"created_at":"2023-10-25T23:16:40.000Z","updated_at":"2024-01-11T20:25:13.000Z","dependencies_parsed_at":"2023-11-11T19:23:45.579Z","dependency_job_id":"09027d3c-ec63-4e5f-8960-2ea36a4ce9c1","html_url":"https://github.com/kunitsucom/ddlgen","commit_stats":null,"previous_names":["kunitsucom/ddlgen"],"tags_count":14,"template":null,"template_full_name":null,"purl":"pkg:github/kunitsucom/ddlgen","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/kunitsucom%2Fddlgen","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/kunitsucom%2Fddlgen/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/kunitsucom%2Fddlgen/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/kunitsucom%2Fddlgen/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/kunitsucom","download_url":"https://codeload.github.com/kunitsucom/ddlgen/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/kunitsucom%2Fddlgen/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":28424038,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-01-14T13:30:50.153Z","status":"ssl_error","status_checked_at":"2026-01-14T13:29:08.907Z","response_time":107,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.5:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["ddl","generator","go","golang"],"created_at":"2026-01-14T15:00:33.938Z","updated_at":"2026-01-14T15:01:00.633Z","avatar_url":"https://github.com/kunitsucom.png","language":"Go","readme":"\u003e [!Caution]\n\u003e # This project has been moved to [`ddlctl`](https://github.com/kunitsucom/ddlctl)\n\n# [ddlgen](https://github.com/kunitsucom/ddlgen)\n\n[![license](https://img.shields.io/github/license/kunitsucom/ddlgen)](LICENSE)\n[![pkg](https://pkg.go.dev/badge/github.com/kunitsucom/ddlgen)](https://pkg.go.dev/github.com/kunitsucom/ddlgen)\n[![goreportcard](https://goreportcard.com/badge/github.com/kunitsucom/ddlgen)](https://goreportcard.com/report/github.com/kunitsucom/ddlgen)\n[![workflow](https://github.com/kunitsucom/ddlgen/workflows/go-lint/badge.svg)](https://github.com/kunitsucom/ddlgen/tree/main)\n[![workflow](https://github.com/kunitsucom/ddlgen/workflows/go-test/badge.svg)](https://github.com/kunitsucom/ddlgen/tree/main)\n[![workflow](https://github.com/kunitsucom/ddlgen/workflows/go-vuln/badge.svg)](https://github.com/kunitsucom/ddlgen/tree/main)\n[![codecov](https://codecov.io/gh/kunitsucom/ddlgen/graph/badge.svg?token=8Jtk2bpTe2)](https://codecov.io/gh/kunitsucom/ddlgen)\n[![sourcegraph](https://sourcegraph.com/github.com/kunitsucom/ddlgen/-/badge.svg)](https://sourcegraph.com/github.com/kunitsucom/ddlgen)\n\n## Overview\n\n`ddlgen` is a tool for generating DDL from annotated Go struct.\n\n## Example\n\n```console\n$ # == 1. Prepare your annotated model source code ================================\n$ cat \u003c\u003c\"EOF\" \u003e /tmp/sample.go\npackage sample\n\n// User is a user model struct.\n//\n//pgddl:table \"users\"\n//pgddl:constraint UNIQUE (\"username\")\n//pgddl:index \"index_users_username\" ON \"users\" (\"username\")\ntype User struct {\n    UserID   string `db:\"user_id\"  pgddl:\"TEXT NOT NULL\" pk:\"true\"`\n    Username string `db:\"username\" pgddl:\"TEXT NOT NULL\"`\n    Age      int    `db:\"age\"      pgddl:\"INT  NOT NULL\"`\n}\n\n// Group is a group model struct.\n//\n//pgddl:table CREATE TABLE IF NOT EXISTS \"groups\"\n//pgddl:index CREATE UNIQUE INDEX \"index_groups_group_name\" ON \"groups\" (\"group_name\")\ntype Group struct {\n    GroupID     string `db:\"group_id\"    pgddl:\"TEXT NOT NULL\" pk:\"true\"`\n    GroupName   string `db:\"group_name\"  pgddl:\"TEXT NOT NULL\"`\n    Description string `db:\"description\" pgddl:\"TEXT NOT NULL\"`\n}\nEOF\n\n$ # == 2. generate DDL ================================\n$ ddlgen --dialect postgres --column-tag-go db --ddl-tag-go pgddl --pk-tag-go pk --src /tmp/sample.go --dst /tmp/sample.sql\nINFO: 2023/11/16 16:10:39 ddlgen.go:44: source: /tmp/sample.go\nINFO: 2023/11/16 16:10:39 ddlgen.go:73: destination: /tmp/sample.sql\n\n$ # == 3. Check generated DDL ================================\n$ cat /tmp/sample.sql\n-- Code generated by ddlgen. DO NOT EDIT.\n--\n\n-- source: tmp/sample.go:5\n-- User is a user model struct.\n--\n-- pgddl:table \"users\"\n-- pgddl:constraint UNIQUE (\"username\")\nCREATE TABLE \"users\" (\n    \"user_id\"  TEXT NOT NULL,\n    \"username\" TEXT NOT NULL,\n    \"age\"      INT  NOT NULL,\n    PRIMARY KEY (\"user_id\"),\n    UNIQUE (\"username\")\n);\n\n-- source: tmp/sample.go:7\n-- pgddl:index \"index_users_username\" ON \"users\" (\"username\")\nCREATE INDEX \"index_users_username\" ON \"users\" (\"username\");\n\n-- source: tmp/sample.go:16\n-- Group is a group model struct.\n--\n-- pgddl:table CREATE TABLE IF NOT EXISTS \"groups\"\nCREATE TABLE IF NOT EXISTS \"groups\" (\n    \"group_id\"    TEXT NOT NULL,\n    \"group_name\"  TEXT NOT NULL,\n    \"description\" TEXT NOT NULL,\n    PRIMARY KEY (\"group_id\")\n);\n\n-- source: tmp/sample.go:17\n-- pgddl:index CREATE UNIQUE INDEX \"index_groups_group_name\" ON \"groups\" (\"group_name\")\nCREATE UNIQUE INDEX \"index_groups_group_name\" ON \"groups\" (\"group_name\");\n\n```\n\n## Installation\n\n### pre-built binary\n\n```bash\nVERSION=v0.0.13\n\n# download\ncurl -fLROSs https://github.com/kunitsucom/ddlgen/releases/download/${VERSION}/ddlgen_${VERSION}_darwin_arm64.zip\n\n# unzip\nunzip -j ddlgen_${VERSION}_darwin_arm64.zip '*/ddlgen'\n```\n\n### go install\n\n```bash\ngo install github.com/kunitsucom/ddlgen/cmd/ddlgen@v0.0.13\n```\n\n## Usage\n\n```console\n$ ddlgen --help\nUsage:\n    ddlgen [options]\n\nDescription:\n    Generate DDL from annotated source code.\n\noptions:\n    --version (default: false)\n        show version information and exit\n    --trace (env: DDLGEN_TRACE, default: false)\n        trace mode enabled\n    --debug (env: DDLGEN_DEBUG, default: false)\n        debug mode\n    --lang (env: DDLGEN_LANGUAGE, default: go)\n        programming language to generate DDL\n    --dialect (env: DDLGEN_DIALECT, default: )\n        SQL dialect to generate DDL\n    --src (env: DDLGEN_SOURCE, default: /dev/stdin)\n        source file or directory\n    --dst (env: DDLGEN_DESTINATION, default: /dev/stdout)\n        destination file or directory\n    --column-tag-go (env: DDLGEN_COLUMN_TAG_GO, default: db)\n        column annotation key for Go struct tag\n    --ddl-tag-go (env: DDLGEN_DDL_TAG_GO, default: ddlgen)\n        DDL annotation key for Go struct tag\n    --pk-tag-go (env: DDLGEN_PK_TAG_GO, default: pk)\n        primary key annotation key for Go struct tag\n    --help (default: false)\n        show usage\n```\n\n## TODO\n\n- dialect\n  - [x] Support `mysql`\n  - [x] Support `postgres`\n  - [x] Support `spanner`\n  - [ ] Support `sqlite3`\n- lang\n  - [x] Support `go`\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fkunitsucom%2Fddlgen","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fkunitsucom%2Fddlgen","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fkunitsucom%2Fddlgen/lists"}