02211320
This commit is contained in:
longdayi
parent
2f42048c5c
commit
db43031fd4
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@ -44,7 +44,8 @@ model Term {
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createdBy String? @map("created_by")
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depts Department[] @relation("department_term")
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hasChildren Boolean? @default(false) @map("has_children")
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posts Post[] @relation("post_term")
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posts Post[] @relation("post_term")
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@@index([name]) // 对name字段建立索引，以加快基于name的查找速度
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@@index([parentId]) // 对parentId字段建立索引，以加快基于parentId的查找速度
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@@map("term")
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@ -87,14 +88,14 @@ model Staff {
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deletedAt DateTime? @map("deleted_at")
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officerId String? @map("officer_id")
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watchedPost Post[] @relation("post_watch_staff")
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watchedPost Post[] @relation("post_watch_staff")
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visits Visit[]
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posts Post[]
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sentMsgs Message[] @relation("message_sender")
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receivedMsgs Message[] @relation("message_receiver")
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sentMsgs Message[] @relation("message_sender")
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receivedMsgs Message[] @relation("message_receiver")
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registerToken String?
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enrollments Enrollment[]
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teachedPosts PostInstructor[]
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teachedPosts PostInstructor[]
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ownedResources Resource[]
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@@index([officerId])
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@ -186,41 +187,42 @@ model AppConfig {
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model Post {
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// 字符串类型字段
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id String @id @default(cuid()) // 帖子唯一标识，使用 cuid() 生成默认值
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id String @id @default(cuid()) // 帖子唯一标识，使用 cuid() 生成默认值
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type String? // Post类型，课程、章节、小节、讨论都用Post实现
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level String?
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state String?
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level String?
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state String?
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title String? // 帖子标题，可为空
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subTitle String?
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subTitle String?
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content String? // 帖子内容，可为空
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important Boolean? //是否重要/精选/突出
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domainId String? @map("domain_id")
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terms Term[] @relation("post_term")
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order Float? @default(0) @map("order")
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duration Int?
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important Boolean? //是否重要/精选/突出
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domainId String? @map("domain_id")
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terms Term[] @relation("post_term")
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order Float? @default(0) @map("order")
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duration Int?
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// 日期时间类型字段
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createdAt DateTime @default(now()) @map("created_at")
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publishedAt DateTime? @map("published_at") // 发布时间
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updatedAt DateTime @updatedAt @map("updated_at")
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deletedAt DateTime? @map("deleted_at") // 删除时间，可为空
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instructors PostInstructor[]
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createdAt DateTime @default(now()) @map("created_at")
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publishedAt DateTime? @map("published_at") // 发布时间
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updatedAt DateTime @updatedAt @map("updated_at")
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deletedAt DateTime? @map("deleted_at") // 删除时间，可为空
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instructors PostInstructor[]
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// 关系类型字段
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authorId String? @map("author_id")
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author Staff? @relation(fields: [authorId], references: [id]) // 帖子作者，关联 Staff 模型
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enrollments Enrollment[] // 学生报名记录
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visits Visit[] // 访问记录，关联 Visit 模型
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parentId String? @map("parent_id")
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parent Post? @relation("PostChildren", fields: [parentId], references: [id]) // 父级帖子，关联 Post 模型
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children Post[] @relation("PostChildren") // 子级帖子列表，关联 Post 模型
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hasChildren Boolean? @default(false) @map("has_children")
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// 闭包表关系
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ancestors PostAncestry[] @relation("DescendantPosts")
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descendants PostAncestry[] @relation("AncestorPosts")
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resources Resource[] // 附件列表
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watchableStaffs Staff[] @relation("post_watch_staff") // 可观看的员工列表，关联 Staff 模型
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watchableDepts Department[] @relation("post_watch_dept") // 可观看的部门列表，关联 Department 模型
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meta Json? // 封面url 视频url objectives具体的学习目标 rating评分Int
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authorId String? @map("author_id")
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author Staff? @relation(fields: [authorId], references: [id]) // 帖子作者，关联 Staff 模型
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enrollments Enrollment[] // 学生报名记录
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visits Visit[] // 访问记录，关联 Visit 模型
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parentId String? @map("parent_id")
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parent Post? @relation("PostChildren", fields: [parentId], references: [id]) // 父级帖子，关联 Post 模型
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children Post[] @relation("PostChildren") // 子级帖子列表，关联 Post 模型
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hasChildren Boolean? @default(false) @map("has_children")
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// 闭包表关系
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ancestors PostAncestry[] @relation("DescendantPosts")
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descendants PostAncestry[] @relation("AncestorPosts")
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resources Resource[] // 附件列表
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watchableStaffs Staff[] @relation("post_watch_staff") // 可观看的员工列表，关联 Staff 模型
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watchableDepts Department[] @relation("post_watch_dept") // 可观看的部门列表，关联 Department 模型
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meta Json? // 封面url 视频url objectives具体的学习目标 rating评分Int
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// 索引
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@@index([type, domainId])
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@@index([authorId, type])
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@ -236,15 +238,15 @@ model Post {
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}
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model PostAncestry {
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id String @id @default(cuid())
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ancestorId String? @map("ancestor_id")
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descendantId String @map("descendant_id")
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relDepth Int @map("rel_depth")
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ancestor Post? @relation("AncestorPosts", fields: [ancestorId], references: [id])
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descendant Post @relation("DescendantPosts", fields: [descendantId], references: [id])
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id String @id @default(cuid())
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ancestorId String? @map("ancestor_id")
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descendantId String @map("descendant_id")
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relDepth Int @map("rel_depth")
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ancestor Post? @relation("AncestorPosts", fields: [ancestorId], references: [id])
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descendant Post @relation("DescendantPosts", fields: [descendantId], references: [id])
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// 复合索引优化
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// 索引建议
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// 索引建议
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@@index([ancestorId]) // 针对祖先的查询
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@@index([descendantId]) // 针对后代的查询
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@@index([ancestorId, descendantId]) // 组合索引，用于查询特定的祖先-后代关系
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@ -292,18 +294,16 @@ model Visit {
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// totalWatchTime Int? @default(0) @map("total_watch_time") // 总观看时长(秒)
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// // 时间记录
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// lastWatchedAt DateTime? @map("last_watched_at") // 最后观看时间
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createdAt DateTime @default(now()) @map("created_at") // 创建时间
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updatedAt DateTime @updatedAt @map("updated_at") // 更新时间
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createdAt DateTime @default(now()) @map("created_at") // 创建时间
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updatedAt DateTime @updatedAt @map("updated_at") // 更新时间
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deletedAt DateTime? @map("deleted_at") // 删除时间，可为空
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meta Json?
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meta Json?
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@@index([postId, type, visitorId])
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@@index([messageId, type, visitorId])
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@@map("visit")
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}
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model Enrollment {
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id String @id @default(cuid()) @map("id")
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status String @map("status")
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@ -316,8 +316,8 @@ model Enrollment {
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// 关联关系
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student Staff @relation(fields: [studentId], references: [id])
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studentId String @map("student_id")
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post Post @relation(fields: [postId], references: [id])
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postId String @map("post_id")
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post Post @relation(fields: [postId], references: [id])
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postId String @map("post_id")
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@@unique([studentId, postId])
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@@index([status])
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@ -326,14 +326,14 @@ model Enrollment {
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}
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model PostInstructor {
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postId String @map("post_id")
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postId String @map("post_id")
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instructorId String @map("instructor_id")
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role String @map("role")
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createdAt DateTime @default(now()) @map("created_at")
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order Float? @default(0) @map("order")
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post Post @relation(fields: [postId], references: [id])
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instructor Staff @relation(fields: [instructorId], references: [id])
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post Post @relation(fields: [postId], references: [id])
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instructor Staff @relation(fields: [instructorId], references: [id])
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@@id([postId, instructorId])
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@@map("post_instructor")
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@ -347,7 +347,7 @@ model Resource {
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fileId String? @unique
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url String?
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// 元数据
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meta Json? @map("meta")
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meta Json? @map("meta")
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// 处理状态控制
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status String?
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createdAt DateTime? @default(now()) @map("created_at")
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@ -360,7 +360,7 @@ model Resource {
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ownerId String? @map("owner_id")
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post Post? @relation(fields: [postId], references: [id])
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postId String? @map("post_id")
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// 索引
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@@index([type])
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@@index([createdAt])
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@ -404,3 +404,20 @@ model NodeEdge {
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@@index([targetId])
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@@map("node_edge")
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}
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model Animal {
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id String @id @default(cuid())
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name String
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age Int
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gender Boolean
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personId String?
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person Person? @relation(fields: [personId], references: [id])
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}
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model Person {
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id String @id @default(cuid())
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name String
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age Int
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gender Boolean
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animals Animal[]
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}
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