1. WIU_Faculty Table (Stored as Unsorted Data File): 503 301 402 604 705 Secondary B-Tree on E#: 480005 220001 311414 600012 800003 Secondary B-Tree on Salary ROW# E# ENAMEDEPT#JOBSALARYCHAIR_E# 130Warren, Tom12Chair2200050 240New Person22Faculty6000130 350Johnson, Paul22Faculty80000 460manager12manager3114170 5 New Faculty Faculty4800030 Secondary B-Tree Example

2. Primary or Clustered B-Tree Example on E# No unsorted data file. No B-Tree is now possible on salary; why? 50Johnson, Paul22Faculty80000 30Warren, Tom12Chair2200050 40New Person22Faculty6000130 60manager12manager3114170 New Faculty Faculty4800030

3. Primary or Clustered B+ Tree Example on E# 50 30Warren, Tom12Chair2200050 40New Person22Faculty6000130 50Johnson, Paul22Faculty80000 60manager12manager3114170 New Faculty Faculty4800030 Next Ptr