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ER Diagram Updated 4/16/2026

Expense Reimbursement ER Diagram: Employee, Manager, Finance & Accounting Flow

This ER diagram is used to map the handoffs in an expense reimbursement case across Employee, Manager, Finance, and Accounting. It helps teams clarify who submits, reviews, approves, requests clarification, rejects, and ultimately pays and closes the case, including rework loops after manager rejection or finance clarification. HR ops, finance teams, accountants, and process owners use it to align responsibilities and reduce delays and compliance issues.

ER DiagramExpense reimbursementApprovalsFinance operationsAccounting
4 nodes 8 connections

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ER Diagram 4/18/2026

University Course Enrollment ER Diagram

An ER Diagram for a university enrollment system, mapping how students with email and status enroll in courses identified by code and credit hours, while professors teach those courses and enrollments store semester and grade. It is used to design and validate the academic database, helping teams manage student registration, teaching assignments, and grade tracking. Typical users include database designers, developers, registrars, and academic operations staff.

ER DiagramUniversityStudent RecordsCourse EnrollmentAcademic Database
ER Diagram 4/16/2026

University ER Diagram for Students, Courses, Enrollments, Professors, and Grades

This ER diagram is used to design a university database that connects students to courses through enrollments, links each course to the professor who teaches it, and records detailed grade items per enrollment. It helps ensure correct keys and relationships for tracking rosters by term, enrollment status, and grading outcomes (scores and letters). Database designers, campus IT teams, and registrar or academic operations staff would use it to build and validate student information and reporting systems.

ER DiagramUniversity databaseCourse enrollmentStudent recordsGrades
ER Diagram 5/22/2026

Analytics Platform ERD

Entity-relationship diagram of an analytics platform showing how workspaces relate to users and sessions, and how sessions generate events. It also models funnels with steps and runs, plus cohorts and cohort membership.

erdanalyticseventsfunnelscohortsuser-sessions

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