Data Warehouse Overview (Financial Analysis) May 02, 2002.

Data Warehouse Overview (Financial Analysis)

May 02, 2002

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Agenda Data Warehouse Review Rensselaer DW Overview Intro. to Financial Analysis Homework!

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Data Warehouse Review

A data warehouse is a subject-oriented, integrated, time-varying, non-volatile collection of data in support of the management's decision-making process."

--- Bill Inmon

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Data Warehouse Review

General Characteristics Subject Oriented Integrated Time Varying Consistent Non-volatile (usually) Used in management decision making

process

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Data Warehouse Review Key Concepts

Data Warehouse vs. Data Mart Data Mart – Single subject area Data Warehouse – Integrated Data Marts

Star Schema Dimensions

Hierarchies Descriptive Attributes

Fact Tables Metadata

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Definitions – cont. Star Schema Common method of organizing and relating dimensions and

facts to support end user reporting and analytical needs. Dimension Table of related attributes typically organized in a hierarchy

used to describe business facts. Fact Table Table of common data elements used to measure a business.

Typically numeric values. Metadata Repository of business information describing the data

elements, business rules, processes and sources systems of the warehouse.

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Data Warehouse/Data Mart

Operating Ledger Financial Transactions

General Ledger Monthly Snapshot

General Ledger Financial Transactions (Future)

Operating Ledger Monthly Snapshot R

ensse

laer

Data

Ware

house

Meta

data

Brio End User Query and Reporting,

Dashboards

Data Mart

Rensselaer Data Warehouse

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Star SchemaFiscal Period Dim

•Fiscal Period Key

•Fiscal Year

•Fiscal Year Desc.

Organization Dim

•Organization Key

•Chart Code

•Chart Desc

•Portfolio Code

•Portfolio Desc.

Fund Dim

•Fund Key

•Chart Code

•Chart Desc

•Fund Group_1

•Fund Code

•Fund Code Desc.

Operating Monthly Snapshot Facts•Fiscal Period Key

•Organization Key

•Fund Key

•Budget Amt

•Expenditure Amt

•Commitment Amt

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Star Schema – Reporting

Portfolio Desc Fund Group Desc Budget

Fiscal Year: FY-2001

Finance

Administration

School of Science

Student Life

Restricted Funds

Unrestricted Funds

Restricted Funds

Unrestricted Funds

Restricted Funds

Unrestricted Funds

Restricted Funds

Unrestricted Funds

$150,000.00

$75,000.00

$100,00.00

$25,000.00

$250,000.00

$100,000.00

$200,000.00

$100,000.00

Expenditure

$50,000.00

$15,000.00

$20,00.00

$5,000.00

$150,000.00

$50,000.00

$125,000.00

$75,000.00

Commitment

$10,000.00

$5,000.00

$30,00.00

$2,000.00

$20,000.00

$15,000.00

$25,000.00

$7,500.00

Operating Monthly Snapshot Facts

Fund DimensionFiscal Period Dimension

Org

aniz

atio

n

Dim

ensi

on

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Rensselaer DW Overview

Source Data

•Banner Finance

•Banner Grants

Potential External Data Sources

•Budgeting Data

•Alumni

Informatica - ETL Process

•Gather data from operational sources

•Data cleansing and integration

•Populate and Q/A Data Warehouse

Operating Ledger Transactions

General Ledger Monthly Snapshot

Brio - End User Reporting and Analysis

Metadata

Operating Ledger Monthly Snapshot

Oracle Database

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Rensselaer DW Overview Three fiscal years (FY2000 – 2002)

Operating Ledger transaction detail Operating Ledger monthly snapshots General Ledger monthly snapshots

Refreshed daily Troy and Hartford information Key Data Hierarchies

Organization (current & month end) Fund, Program, Account (current & FY end)

ITD summaries for Research Grants

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Intro. to Financial Data Marts

Operating Ledger Financial Transactions Operating Ledger Monthly Snapshot General Ledger Monthly Snapshot

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Operating Ledger Financial Budget Transactions

Finance BudgetTransaction Facts

Grain:Each Operating Ledger BudgetTransaction for the lowest levelFOAPAL

Transaction DateDim

(View)

Program Dim

Audit Dim

Activity Dim

Transaction TypeDim

FinancialTransaction Dim

Organization Dim

OrganizationHistory Dim

HomeOrganization Dim

(View)

Fund Dim

Account Dim

Rensselaer Data Warehouse ProjectFinance Budget Transaction Facts

Monday, March 04, 2002 1V:\Data_Warehouse\1-Financial DW\Data Model\Current\Finance Operating Fact Diagram Ver 2.vsd

Activity Date Dim(View)

Grant Dim

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Operating Ledger Financial Commitment Transactions

FinanceEncumbranceTransaction Facts

Grain:Each Operating LedgerEncumbrance Transaction forthe lowest level FOAPAL

Transaction DateDim

(View)

Program Dim

Audit Dim


Activity Dim

Transaction TypeDim

Organization Dim



(View)

Fund Dim

Account Dim

Rensselaer Data Warehouse ProjectFinance Encumbrance Transaction Facts



Grant Dim

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Operating Ledger Financial Actual Transactions

Finance ActualTransaction Facts

Grain:Each Operating Ledger ActualTransaction for the lowest levelFOAPAL

Transaction DateDim

(View)

Program Dim

Audit Dim

Activity Dim

Transaction TypeDim


Organization Dim



(View)

Fund Dim

Account Dim

Rensselaer Data Warehouse ProjectFinance Actual Transaction Facts



Grant Dim

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Operating Ledger Monthly Snapshot

Operating LedgerMonthly Snapshot

Fiscal PeriodDim

Program Dim

Audit Dim

Activity Dim

Organization Dim



(View)

Fund Dim Account Dim

Rensselaer Data Warehouse ProjectOperating Ledger Monthly Snapshots


Grant Dim

FinancialStatementCategories

(Future)

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General Ledger Monthly SnapshotRensselaer Data Warehouse Project

General Ledger Monthly Balances


General LedgerMonthly Balance

Snapshot

Audit Dim

GL FundDimension

(View)

AccountDimension

Fiscal PeriodDimension

FinancialStatement

Category Dim(Future)

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References- http://www.rpi.edu/datawarehouse/

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Wrap-up

Questions Homework

Please review data models Provide feedback on table and column

descriptions.

Data Warehouse Overview (Financial Analysis) May 02, 2002.

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