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* {{Code|db:output("Prices have been deleted."), delete node //price}} deletes all {{Code|price}} elements in a database and returns an info message.
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==db:flush==
{{Mark|Introduced with Version 7.3:}}
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| width='90' | '''Signatures'''
|{{Func|db:flush|$db as item()|empty-sequence()}}
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| '''Summary'''
|Explicitly flushes the buffers of the database specified by the [[#Database Nodes|database node]] {{Code|$db}}. This command only makes sense if [[Options#AUTOFLUSH|AUTOFLUSH]] has been set to {{Code|false}}.
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