A heap is a partially sorted binary tree. Although a heap is not completely in order, it conforms to a sorting principle: every node has a value less (for the sake of simplicity, we will assume that all orderings are from least to greatest) than either of its children. Additionally, a...
A tree can contain one special node called the "root" with zero or many subtrees. It may also contain no nodes at all. Every edge directly or indirectly originates from the root. The tree is always drawn upside-down, which means the root appears at the top. One parent node can have ...
What is a database transaction? SQL Server Transaction Oracle Transaction MySQL Transaction DB2 Transaction Concurrent Update Problem How to Tune Database Performance Database Full Table Scan What is cost based optimization? How to tune SQL queries SQL Index Performance What is a bitmap index? Oracl...
A heap, in the context of data structure, is a tree-based data structure that satisfies the heap property, where each element is assigned a key value, or weighting. The lower value key always has a parent node with a higher-value key. This is called a max-heap structure, and among al...
TreeMap(Mapping,BinarySearchTree-like) [in planning] HeapTree(Sequence,BinaryHeap-like andBinarySearchTree-like) [in planning, open to name suggestions...this is NOT atreap] MinMaxTree(Sequence,MinMaxHeap-like andBinarySearchTree-like) [partial, in testing] ...
Tree A tree is a hierarchical structure where data is organized hierarchically and are connected together. This structure is different from a linked list whereas, in a linked list, items are linked in a linear order. A tree contains “nodes” (a node has a value associated with it) and ea...
How do I check whether an application is a system application? How do I capture the crash stack and implement the crash callback? How do I analyze the CPU usage of an application in running? How do I quickly read and analyze heap dump (memory), application memory usage, and maximum...
Heap.A heap is a tree-based structure in which each parent node's associated key value is greater than or equal to the key values of any of its children's key values. Graph.A graph stores a collection of items in a nonlinear fashion. Graphs are made up of a finite set of nodes, ...
How do I query the allocated heap memory size and free heap memory size of an application? How do I obtain system logs when an application fault occurs? How do I use the hdc command to send a local file to a remote device? How do I check whether an application is a system appli...
What is a Heap? Queues are efficient in Python because they are implemented as heaps. A heap is a special type of tree-based data structure. Trees are hierarchical data structures containing a parent node, which is called theroot. The root can have child nodes, and each child node can al...