n8n/docs/generated/postgres-schema/public.skill.md
Jaakko Husso aba5258930
feat(core): Add the scope column to the agents table (no-changelog) (#41165)
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-16 09:52:52 +00:00

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# public.skill
## Columns
| Name | Type | Default | Nullable | Children | Parents | Comment |
| ---- | ---- | ------- | -------- | -------- | ------- | ------- |
| agentId | varchar(36) | | true | | [public.agents](public.agents.md) | Set when only this agent can use the skill. projectId is then NULL: the agent holds the project |
| createdAt | timestamp(3) with time zone | CURRENT_TIMESTAMP(3) | false | | | |
| createdById | uuid | | true | | [public.user](public.user.md) | Author. NULL after the author is deleted |
| id | varchar(36) | | false | [public.agent_skill_dependency](public.agent_skill_dependency.md) [public.agent_version_skill_dependency](public.agent_version_skill_dependency.md) [public.skill_version](public.skill_version.md) | | skill_\<nanoid\>, the same format agents use |
| projectId | varchar(36) | | true | | [public.project](public.project.md) | Set for a project skill, team or personal. NULL otherwise |
| source | varchar(16) | | false | | | How the skill was created, set by the server: "ui" (the skills hub) or "agent" (the agent builder or the copy of agent skills) |
| updatedAt | timestamp(3) with time zone | CURRENT_TIMESTAMP(3) | false | | | |
## Constraints
| Name | Type | Definition |
| ---- | ---- | ---------- |
| CHK_skill_single_target | CHECK | CHECK ((("agentId" IS NULL) OR ("projectId" IS NULL))) |
| FK_402ed37bff0d3134f6e782455ed | FOREIGN KEY | FOREIGN KEY ("projectId") REFERENCES project(id) ON DELETE CASCADE |
| FK_4de4501583cd1fcd6f5ea85f547 | FOREIGN KEY | FOREIGN KEY ("createdById") REFERENCES "user"(id) ON DELETE SET NULL |
| FK_7d4fb6af107e507d9a86293cf9d | FOREIGN KEY | FOREIGN KEY ("agentId") REFERENCES agents(id) ON DELETE CASCADE |
| PK_a0d33334424e64fb78dc3ce7196 | PRIMARY KEY | PRIMARY KEY (id) |
| skill_createdAt_not_null | n | NOT NULL "createdAt" |
| skill_id_not_null | n | NOT NULL id |
| skill_source_not_null | n | NOT NULL source |
| skill_updatedAt_not_null | n | NOT NULL "updatedAt" |
## Indexes
| Name | Definition |
| ---- | ---------- |
| IDX_402ed37bff0d3134f6e782455e | CREATE INDEX "IDX_402ed37bff0d3134f6e782455e" ON public.skill USING btree ("projectId") |
| IDX_7d4fb6af107e507d9a86293cf9 | CREATE INDEX "IDX_7d4fb6af107e507d9a86293cf9" ON public.skill USING btree ("agentId") |
| PK_a0d33334424e64fb78dc3ce7196 | CREATE UNIQUE INDEX "PK_a0d33334424e64fb78dc3ce7196" ON public.skill USING btree (id) |
## Relations
```mermaid
erDiagram
"public.skill" }o--o| "public.agents" : "FOREIGN KEY (#quot;agentId#quot;) REFERENCES agents(id) ON DELETE CASCADE"
"public.skill" }o--o| "public.user" : "FOREIGN KEY (#quot;createdById#quot;) REFERENCES #quot;user#quot;(id) ON DELETE SET NULL"
"public.agent_skill_dependency" }o--|| "public.skill" : "FOREIGN KEY (#quot;skillId#quot;) REFERENCES skill(id) ON DELETE CASCADE"
"public.agent_version_skill_dependency" }o--|| "public.skill" : "FOREIGN KEY (#quot;skillId#quot;) REFERENCES skill(id) ON DELETE CASCADE"
"public.skill_version" }o--|| "public.skill" : "FOREIGN KEY (#quot;skillId#quot;) REFERENCES skill(id) ON DELETE CASCADE"
"public.skill" }o--o| "public.project" : "FOREIGN KEY (#quot;projectId#quot;) REFERENCES project(id) ON DELETE CASCADE"
"public.skill" {
varchar_36_ agentId FK
timestamp_3__with_time_zone createdAt
uuid createdById FK
varchar_36_ id
varchar_36_ projectId FK
varchar_16_ source
timestamp_3__with_time_zone updatedAt
}
"public.agents" {
varchar_36_ activeVersionId FK
boolean availableInMCP
timestamp_3__with_time_zone createdAt
varchar_36_ id
json integrations
varchar_128_ name
varchar_255_ projectId FK
integer revision
json schema
varchar_16_ scope
timestamp_3__with_time_zone setupCompletedAt
json skills
json tools
timestamp_3__with_time_zone updatedAt
varchar_36_ versionId
}
"public.user" {
timestamp_3__with_time_zone createdAt
boolean disabled
varchar_255_ email
varchar_32_ firstName
uuid id
date lastActiveAt
varchar_32_ lastName
boolean mfaEnabled
text mfaRecoveryCodes
text mfaSecret
varchar_255_ password
json personalizationAnswers
varchar_128_ roleSlug FK
json settings
timestamp_3__with_time_zone updatedAt
}
"public.agent_skill_dependency" {
varchar_36_ agentId FK
timestamp_3__with_time_zone createdAt
varchar_36_ skillId FK
uuid skillVersionId FK
}
"public.agent_version_skill_dependency" {
varchar_36_ agentVersionId FK
timestamp_3__with_time_zone createdAt
varchar_36_ skillId FK
uuid skillVersionId FK
}
"public.skill_version" {
varchar_64_ contentHash
timestamp_3__with_time_zone createdAt
uuid createdById FK
varchar_1024_ description
json frontmatter
uuid id
text instructions
varchar_128_ name
varchar_36_ skillId FK
timestamp_3__with_time_zone updatedAt
integer version
}
"public.project" {
timestamp_3__with_time_zone createdAt
uuid creatorId FK
json customTelemetryTags
varchar_512_ description
json icon
varchar_36_ id
varchar_255_ name
varchar_36_ type
timestamp_3__with_time_zone updatedAt
}
```
---
> Generated by [tbls](https://github.com/k1LoW/tbls)