6. HISTORY
IBM Research for System R SEQUEL
Relational Software Inc. developed their own
version Oracle v2 (1979)
IBM released DB2 based on System R (1983)
Becoming Standard
ANSI SQL-86
ANSI SQL-92
7. RULE OFTHUMB
FromTom Kyte, Oracle Evangelist
1. Use single SQL statement whenever
possible
2. Use PL/SQL or Stored Procedure
3. Use Java (or other programming language)
4. Rethink why you want to do it (refine your
approach)