1. SQLite Cole Hoosier hoozh@ksu.edu

2. Overview  RDBMS –Relational database management system  ACID Compliant –Atomicity, consistency, isolation, durability  C Library  Public Domain

3. The Good  Fast  Zero configuration  Variable-length records  Each DB stored in single file  Libraries are small ( <250KB )  Supports 5 common operating systems

4. The Bad  No type-checking –A feature?  Only one process can obtain write access at a time  Higher overhead to initialize a transaction

5. The Ugly  Not SQL-92 Complete –3 rd revision of the SQL standard  No “foreign key” constraints  No “check” constraints  No “grant”/”revoke” access permissions

6. Supported Languages  C/C++/Objective-C  Java .NET  Lisp  OCaml  Perl  PHP  Python **  Ruby  Visual Basic  ODBC Driver  Many more….

7. Appropriate Uses  Websites  Embedded Devices  Application File Format  Testing and Demo Work  Classwork

8. Non-Appropriate Uses  Client/Server Apps  Very High-Volume Websites  High concurrency

9. Example (1)

10. Example (2)

11. Example (3)

12. Example (4)

13. Example (5)

14. References  http://www.sqlite.org/  http://en.wikipedia.org/wiki/SQLite  http://en.wikipedia.org/wiki/ACID  http://en.wikipedia.org/wiki/Compari son_of_relational_database_manage ment_systems

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