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| valign='top' | '''Summary'''
|This function lists Lists information on the database system, including the database path and current database settings.<br />
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| valign='top' | '''Summary'''
|This function returns a Returns an <code>xs:string</code> sequence with the names of all databases.<br />
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| valign='top' | '''Summary'''
|This function returns Returns a sequence with all document nodes contained in the database specified by <code>$name</code>. The name of the database may be extended by a collection path.<br />
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| valign='top' | '''Examples'''
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| valign='top' | '''Summary'''
|This function opens Opens the database specified by <code>$name</code> and returns the node with the specified <code>$pre</code> value.<br />
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| valign='top' | '''Examples'''
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| valign='top' | '''Summary'''
|This function opens Opens the database specified by <code>$name</code> and returns the node with the specified <code>$id</code> value.<br />In contrast to the <i>pre</i> value, the <i>id</i> will remain valid after update operations.<br />
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| valign='top' | '''Errors'''
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| valign='top' | '''Summary'''
|This function returns Returns the <i>pre</i> values of all database nodes specified by <code>$nodes</code>. <i>pre</i> values are direct, internal pointers to database nodes, which might be changed by updates.<br />
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| valign='top' | '''Examples'''
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| valign='top' | '''Summary'''
|This function returns Returns the <i>id</i> values of all database nodes specified by <code>$nodes</code>. <i>id</i> values are pointers to database nodes, which are not changed by updates.<br />
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| valign='top' | '''Summary'''
|This function accesses Returns all text nodes from the text index and returns all text nodes that have <code>$string</code> as their string value.<br />
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| valign='top' | '''Examples'''
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| valign='top' | '''Summary'''
|This function accesses Returns all attribute nodes from the attribute index and returns all attribute nodes that have <code>$string</code> as their string value.<br />If <code>$name</code> is specified, the resulting attribute nodes are filtered by their attribute name.<br />
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| valign='top' | '''Examples'''
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| valign='top' | '''Summary'''
|This function accesses Returns all text nodes from the full-text index and returns all text nodes that contain the string <code>$text</code>. The index full-text options are used for searching, i.e., if the index terms were stemmed, the search string will be stemmed as well.<br />
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| valign='top' | '''Examples'''
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| valign='top' | '''Summary'''
|This function returns Returns information on the database that is referenced by the current context item.<br />If <code>$type</code> is specified, the function returns information on a database index. It must be one of the values <code>TEXT</code>, <code>ATTRIBUTE</code>, <code>FULLTEXT</code>, <code>PATH</code>, <code>TAG</code>, or <code>ATTNAME</code>.<br />
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| valign='top' | '''Errors'''