Examples of using Internal node in English and their translations into Chinese
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Therefore each internal node is at least half full.
In the B+ tree,copies of the keys are stored in the internal nodes;
Each internal node represents the test on the attribute.
The non-terminal nodes are the root node and the internal node.
Therefore, an internal node can have at most 2t children.
Since v‘ has h(v‘)gt; 0 it is an internal node.
Each internal node in a B-tree contains a number of keys.
A 3-ary tree is a tree in which every internal node has exactly 3 children.
For all internal nodes, the number of child pointers is always one more than the number of elements.
In order to maintain the pre-defined range, internal nodes may be joined or split.
Therefore, an internal node may have at most 2t children.
U must be either 2L or 2L- 1;therefore each internal node is at least half full.
For example, if an internal node has 3 child nodes(or subtrees) then it must have 2 keys: a1 and a2.
The subtree rooted at any node x contains at least 2bh(x)-1 internal nodes.
Deleting the key would make the internal node have d- 1{\displaystyle d-1} keys;
Since v′{\displaystyle v'} has h(v′{\displaystyle v'})gt; 0 it is an internal node.
The size of an internal node is the sum of sizes of its two children, plus one(size= size+ size+ 1).
An octree is a tree data structure in which each internal node has exactly eight children.
Each element in an internal node acts as a separation value for two subtrees, therefore we need to find a replacement for separation.
A transmission from any device is routed through these internal nodes to specified destination device.
In a 2-3 B-tree, the internal nodes will store either one key(with two child nodes) or two keys(with three child nodes). .
The root of a B+ Tree represents the whole range of values in the tree,where every internal node is a subinterval.
B+ tree: copies of the keys are stored in the internal nodes while the keys and records are stored in leaves;
Similarly, if an internal node and its neighbor each have d{\displaystyle d} keys, then a key may be deleted from the internal node by combining it with its neighbor.
For example, in a 2-3 B-tree(often simply 2-3 tree), each internal node may have only 2 or 3 child nodes. .
By maximizing the number of child nodes within each internal node, the height of the tree decreases, balancing occurs less often, and efficiency increases.
The B* tree balances more neighboring internal nodes to keep the internal nodes more densely packed.
In the narrow sense, a B-tree stores keys in its internal nodes but need not store those keys in the records at the leaves.