... however, mirrored-disk systems offer much higher reliability than do single-disk systems. Mirrored-disk systems withmean time to data loss of about 50 0,000 to 1,000,000 hours, or 55 to 110 years, areavailable ... toSilberschatz−Korth−Sudarshan: Database System Concepts, Fourth Edition III. Object−Based Databases and XML10. XML377© The McGraw−Hill Companies, 200110.4 Querying and Transformation 3 75 <xsl:template ... Formatting is not relevant from a database perspective, so we do notcover it here.Silberschatz−Korth−Sudarshan: Database System Concepts, Fourth Edition III. Object−Based Databases and XML10. XML383©...