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Extra resources for Oracle LabGuide FP
Estimated Plans Scenario In the first exercise, you will learn to view both estimated and actual execution plans. The main tasks for this exercise are as follows: 1. Load the test script. 2. 1. 3. 2 using SHOWPLAN_XML. 4. 3. 5. 4 6. 4. 7. 5. sql script from Solution Explorer. • Change the database context to AdventureWorks2008R2. 2 in SQL Server Query Analyzer. • Click on the returned XML and view the execution plan. • Right-click in the whitespace in the plan. • Choose Show Execution Plan XML.
11. In Connect to Server window, type Proseware in the Server name text box. 12. In the Authentication drop-down list box, select Windows Authentication and click Connect. 13. In the File menu, click Open, and click Project/Solution. 14. ssmssln. 15. sql. When the query window opens, click Execute on the toolbar. Lab Scenario One of the most important decisions when designing a table is to choose an appropriate table structure. In this lab, you will choose an appropriate structure for some new tables required for the relationship management system.
Create a table based on the design with a clustered index on the ReferenceID column. Table_ReferenceID. 6. Load and execute the workload script. (Note: this may take some minutes to complete. You can check where it is up to by viewing the Messages tab. A message is printed as each of the four sections is completed. While the script is running, review the contents of the script and estimate the proportion of time difference you expect to see in the results). 7. Compare the performance of each table structure.