MIS 3500 Database Systems
Course Summary
1
Updated 2015
DB
SYSTEMS
What We Have done
• Explored Database Systems (Database, Database Management System)
• Class Diagram (continuing on systems design & analysis course)
• Schema (normalized tables diagram, 3NF) - new
- in depth look at data modeling
- data normalization, primary key design,
PK-FK relationship
DB
SYSTEMS
Databases are the kingin the IS world!
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MESSAGES/TOPICS
DB
SYSTEMS
4
• Topic #1: Normalization
• What it is
• Normal Forms
• How to use in data modeling
• Educational goals:
A) Being able to read/improve schemas
B) Create normalized schema from system requirements
MESSAGES/TOPICS
DB
SYSTEMS
5
• Topic #2: Querying
• Read/Write SQL
• Exercise: class, homework, labs
• Use: Project on system development
Know your
data!Know your
data!
MESSAGES/TOPICS
DB
SYSTEMS
Central Fact
PK DIMID_PRODUCTPK DIMID_CUSTOMERPK DIMID_TIMEPK DIMID_COPATIMEPK DIMID_ORGANIZATIONPK DIMID_DISTRIBUTION
VV100-CASES VV101-UNIT OF MEASURE VV102-GROSS SALES VV105-PRODUCT MFG VV301-GEN DIV ADMIN COST VV403-ADVERTISING VV407-GUARANTEED LOANS VV409-INTERCO COGS VV412-INTERCO COST ADJ VV424-PRODUCT RELAT EXP VV426-SALES RELATED EXP VV433-PRICING PROMO VVA01-SURCHARGE VVA02-OFF INVOICE DISC VVA04-BILLBACK VVA06-SALES ADJUST VVA07-PRIMARY BROKERAGE VVA10-SGML EXPENSE VVA11-SHUTTLE FRT VVA13-OUTSIDE FREEZR COST VVA14-TYSN FREEZR CHARGE VVA15-DIRECT MAILING VVA16-SALES & MKT EXP VVA18-GEN AND ADMIN VVA19-G AND a VVB01--ACCRUED ADVERTISING VVB02-ACCRUED MKT VVB09-INTERCO SALES VVB10-STEVEDORING VVB12--SALES ACCRUAL VVB19--FREIGHT FWD VVB20-INCENTIVE BROKERAGE VVB32-GENERAL VVB34-R AND D ACCRUAL VVB35-REGULAR COOP VVB39-SAMS UPCHARGE VVB41-SPECIAL COOP CHARGES VVB42-SLOTTING VVB47-AD HOC PROGRAMS VVJ13-INVENTORY ADJUSTMENT VVJ17-CONTRACT COST DISCOUNT Central FactCol1
PRODUCT DIMENSION
PK DIMID_PRODUCT
SID_PRODUCT WWML3-MINOR PRODUCT LINE *NOTE-- SEE DRAWING A
CUSTOMER DIMENSION
PK DIMID_CUSTOMER
SID_CUSTOMER **NOTE-- SEE DRAWING B
COPATIME
PK DIMID_COPATIME
SID_COPATIME WWFWK-FISC WK WWFWE-FISC WK END
ORGANIZATION DIMENSION
PK DIMID_ORGANIZATION
SID_ORGANIZATION PRCTR- PROFIT CENTER WWPRS-PRICING SEGMENT WWMLG-BUSINESS DIVISION
TIME DIMENSION
PK DIMID_TIME
SID_TIME 0CALMONTH 0CALQUART1 0CALYEAR 0FISCPER 0FISCVARNT 0CALWEEK
DISTRIBUTION DIMENSION
PK DIMID_DISTRIBUTION
SID_DISTRIBUTION VKBUR-SALES PERSON ZZSBK- SECONDARY BROKER ZZPBK- PRIMARY BROKER BZIRK- SALES DISTRICT
TYSON FROZEN FOODSCENTRAL FACT AND DIMENSIONS
AB
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Other specific topics: • Database Transactions & Integrity
• File Types and Access Methods • Forms and Reports
• Transactions, Concurrent Access
• DB System Security
• OLAP, Data Warehousing, Business Intelligence with SAP
TOPICS
DB
SYSTEMS
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• Class exercises (Read/Write, Analyze/Create):
• Class Diagram & Schema
• Indexes
• Hands-on study (4 labs):
• Normalization, Querying
• System development
• SAP Lumira (Business Intelligence/Analytics)
STUDY METHODS
DB
SYSTEMS
8
• Terry Bunio, DB/system expert from Protegra: • Comparison of relational DB and non-structured technologies
(“dimensional”)• Addressed almost all tech. we mentioned in the class
• Chuck Cohen, CIO from Richardson: • Relational DB is the king• Analytics (Cognos) as help for casual. SQL-ignorant users
• Both speakers stressed the lasting importance of
relations DB and that OLAP/Analytics is useful.
GUEST SPEAKERS
DB
SYSTEMS
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With MIS 3500 completed, you should have a solid
basis for various IS-related jobs,
to build on and expand in specific directions
as your job will demand.
Good luck with your further study and career (and on the final exam )!
