Visual Database Optimization

TeamClint Johnson,

Sunpreet Jassal,

Thanh Nguyen-Huynh &

Masamichi Sugihara.

10 Nov, 2006

Databases Optimization

Optimize database? Indexes Queries

User objectives: Identify Table: indexes, size, structure Queries: execute time, indexes

Progress - Tables

Progress - Queries

Progress – Table property

Name Table 1 Table 2 Table 3 Table 4 Table 5Index type ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■

Queries 100 80 20 90 50Time (ms) 2.00 1.20 0.20 1.40 1.00Size 1000 800 200 900 500

Table property

Name: Table 1

Indexes:

Columns: Column 1, Column2, Column 3

B-tree

Hash

GIN

GIST

Filter Name:________ ～ ________ Index type: ■ ■ ■ ■ Queries:________ ～ ________ Time :________ ～ ________ Size :________ ～ ________

Progress – put it all together