diff --git a/backend-node/prisma/screen-management.prisma b/backend-node/prisma/screen-management.prisma
deleted file mode 100644
index ab2475f6..00000000
--- a/backend-node/prisma/screen-management.prisma
+++ /dev/null
@@ -1,94 +0,0 @@
-// 화면관리 시스템 Prisma 스키마
-// 기존 schema.prisma에 추가할 모델들
-
-model screen_definitions {
-  screen_id      Int      @id @default(autoincrement())
-  screen_name    String   @db.VarChar(100)
-  screen_code    String   @unique @db.VarChar(50)
-  table_name     String   @db.VarChar(100)
-  company_code   String   @db.VarChar(50)
-  description    String?  @db.Text
-  is_active      String   @default("Y") @db.Char(1)
-  created_date   DateTime @default(now()) @db.Timestamp(6)
-  created_by     String?  @db.VarChar(50)
-  updated_date   DateTime @default(now()) @db.Timestamp(6)
-  updated_by     String?  @db.VarChar(50)
-
-  // 관계
-  layouts        screen_layouts[]
-  menu_assignments screen_menu_assignments[]
-
-  @@index([company_code])
-}
-
-model screen_layouts {
-  layout_id      Int      @id @default(autoincrement())
-  screen_id      Int
-  component_type String   @db.VarChar(50)
-  component_id   String   @unique @db.VarChar(100)
-  parent_id      String?  @db.VarChar(100)
-  position_x     Int
-  position_y     Int
-  width          Int
-  height         Int
-  properties     Json?
-  display_order  Int      @default(0)
-  created_date   DateTime @default(now()) @db.Timestamp(6)
-
-  // 관계
-  screen         screen_definitions @relation(fields: [screen_id], references: [screen_id], onDelete: Cascade)
-  widgets        screen_widgets[]
-
-  @@index([screen_id])
-}
-
-model screen_widgets {
-  widget_id           Int      @id @default(autoincrement())
-  layout_id           Int
-  table_name          String   @db.VarChar(100)
-  column_name         String   @db.VarChar(100)
-  widget_type         String   @db.VarChar(50)
-  label               String?  @db.VarChar(200)
-  placeholder         String?  @db.VarChar(200)
-  is_required         Boolean  @default(false)
-  is_readonly         Boolean  @default(false)
-  validation_rules    Json?
-  display_properties  Json?
-  created_date        DateTime @default(now()) @db.Timestamp(6)
-
-  // 관계
-  layout              screen_layouts @relation(fields: [layout_id], references: [layout_id], onDelete: Cascade)
-
-  @@index([layout_id])
-}
-
-model screen_templates {
-  template_id    Int      @id @default(autoincrement())
-  template_name  String   @db.VarChar(100)
-  template_type  String   @db.VarChar(50)
-  company_code   String   @db.VarChar(50)
-  description    String?  @db.Text
-  layout_data    Json?
-  is_public      Boolean  @default(false)
-  created_by     String?  @db.VarChar(50)
-  created_date   DateTime @default(now()) @db.Timestamp(6)
-
-  @@index([company_code])
-}
-
-model screen_menu_assignments {
-  assignment_id  Int      @id @default(autoincrement())
-  screen_id      Int
-  menu_objid     Decimal  @db.Decimal
-  company_code   String   @db.VarChar(50)
-  display_order  Int      @default(0)
-  is_active      String   @default("Y") @db.Char(1)
-  created_date   DateTime @default(now()) @db.Timestamp(6)
-  created_by     String?  @db.VarChar(50)
-
-  // 관계
-  screen         screen_definitions @relation(fields: [screen_id], references: [screen_id], onDelete: Cascade)
-
-  @@unique([screen_id, menu_objid, company_code])
-  @@index([company_code])
-}