==Database Nodes==
{{Mark|With Version 7.7}}, the functions no longer accept database nodes as reference. Instead, the name of a database must now be specified.
Database nodes are XML nodes which are either stored in a persistent database or part of a so-called ''database fragment''. All XML fragments can be converted to database fragments by e. g. applying the [[XQuery_Update#transform|transform]] expression on an XML fragment:
==db:export==
{{Mark|Added with Version 7.7}}:
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==db:create==
{{Mark|Updated with Version 7.7:}} {{Code|$options}} argument added
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==db:optimize==
{{Mark|Updated with Version 7.7:}} {{Code|$options}} argument added
{| width='100%'
==db:name==
{{Mark|Added with Version 7.7}}:
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==db:path==
{{Mark|Added with Version 7.7}}:
{| width='100%'