itwanger / itwanger/toBeBetterJavaer
面渣逆袭（MyBatis八股文面试题）必看👍 中有笔误
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Description
02、说说从数据结构上分类？
①、B+树索引：最常见的索引类型，一种将索引值按照一定的算法，存入一个树形的数据结构中（二叉树），每次查询都从树的根节点开始，一次遍历叶子节点，找到对应的值。查询效率是 O(logN)。
B+树是一种多路平衡查找树，括号中写的是二叉树，有点问题。
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Locate the MyBatis interview-question article and find the section beginning with “02、说说从数据结构上分类？”. Read the surrounding explanation of B+ tree indexes, then correct the parenthetical terminology and verify that the final wording no longer describes a B+ tree as a binary tree.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 1/5
- Estimated time
- Under an hour
- Activity status
- Stale
- Clarity
- Clearly specified
- Newbie friendliness
- 55/100