20.6. Experiment Result

Table 20.1 provides a summary of the tests we used in our performance evaluation. We discuss our results following the table.

20.6.1. Database Size

Database size is the disk space required for storing data after the conversion procedures in the database server. Index size is also investigated. The unit of measurement is megabytes (MBs).

As shown in Figure 20.4, the native XML database needs more disk space to store both data and indexes than the XML-enabled database. The growth is almost exponential. The result is more serious as the number of records increases. For 50,000 records, the native XML database has an indexing size over 150 times that of the XML-enabled database. The XML-enabled database controls the sizing ...

Get XML Data Management: Native XML and XML-Enabled Database Systems now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.