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[Edit Descripton] JTableNested is a table class which supports modified pre-order tree traversal behaviour. This class is derived from the base JTable class and adds methods to support a binary tree structure in the database, with pre-order being the preferred method of traversal.

Defined in






Extended by


Method name Description
check Asset that the nested set data is valid.
debug Sets the debug level on or off.
delete Method to delete a node, and optionally its child nodes, from the table.
getPath Method to get an array of nodes from a given node to its root.
getRootId Gets the ID of the root item in the tree.
getTree Method to get a node and all its child nodes.
isLeaf Method to determine if a node is a leaf node in the tree (has no children).
move Method to move a row in the ordering sequence of a group of rows defined by an SQL WHERE clause.
moveByReference Method to move a node and its children to a new location in the tree.
orderDown Method to move a node one position to the right in the same level.
orderUp Method to move a node one position to the left in the same level.
publish Method to set the publishing state for a node or list of nodes in the database table.
rebuild Method to recursively rebuild the whole nested set tree.
rebuildPath Method to rebuild the node's path field from the alias values of the nodes from the current node to the root node of the tree.
saveorder Method to update order of table rows.
setLocation Method to set the location of a node in the tree object.
store Method to store a node in the database table.
_getNode Method to get nested set properties for a node in the tree.
_getTreeRepositionData Method to get various data necessary to make room in the tree at a location for a node and its children.


jimport( 'joomla.database.tablenested' );

See also

SeeAlso:JTableNested [Edit See Also]


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