MIS Chapter 5     Database    Management
Types of Malware• Viruses  – Self-replicating  – E-mail propagation• Trojans  – Piggyback on a program  – Often pretend to...
Malware Protection•   Keep your software up-to-date.•   Verify the source.•   Don’t be click – happy.•   Use your gut sens...
Databases• A structured collection of integrated records• Hierarchy of data elements  – Data are grouped into columns/fiel...
Example Table
Relationships• Values in one table may relate to rows/records in other  tables• Keys   – Column(s) that identify unique ro...
Database vs. DBMS• A Database is a structured collection of  records or data that is stored in a computer  system so that ...
Database Systems
Types of DBMS• Personal DBMS products   – Microsoft Access   – Everything in one package• Enterprise DBMS products   –   I...
Database Systems• DBMS used to create tables, relationships in  databases.• Applications use DBMS to  read, insert, modify...
Database Applications
Database Applications• Forms  – Used to read, insert, modify, and delete data• Reports  – Show data in structured context ...
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Database Management

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Database Management

  1. 1. MIS Chapter 5 Database Management
  2. 2. Types of Malware• Viruses – Self-replicating – E-mail propagation• Trojans – Piggyback on a program – Often pretend to be Antivirus Programs• Worms – Attack networks• Spyware – Keyloggers, browsing history.
  3. 3. Malware Protection• Keep your software up-to-date.• Verify the source.• Don’t be click – happy.• Use your gut sense.• Install ONE good antivirus.
  4. 4. Databases• A structured collection of integrated records• Hierarchy of data elements – Data are grouped into columns/fields – Columns grouped into rows/records – Rows are grouped into tables/files• Collection of tables plus relationships among rows
  5. 5. Example Table
  6. 6. Relationships• Values in one table may relate to rows/records in other tables• Keys – Column(s) that identify unique row in table – Each table has a key• Foreign keys – Keys of a different table than the one in which they reside• Relational databases – Databases using tables, keys, and foreign keys
  7. 7. Database vs. DBMS• A Database is a structured collection of records or data that is stored in a computer system so that a computer program or person using a query language can consult it to answer queries.• The computer program used to manage and query a database is known as a database management system (DBMS).
  8. 8. Database Systems
  9. 9. Types of DBMS• Personal DBMS products – Microsoft Access – Everything in one package• Enterprise DBMS products – IBM: DB2 – Microsoft: SQL Server – Oracle – MySQL (open source)
  10. 10. Database Systems• DBMS used to create tables, relationships in databases.• Applications use DBMS to read, insert, modify, and delete data – Structured Query Language (SQL
  11. 11. Database Applications
  12. 12. Database Applications• Forms – Used to read, insert, modify, and delete data• Reports – Show data in structured context – May compute values• Queries – Are a means of getting answers from database data

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