元数据管理

数据库访问原代码-original code database access

将内存中的一段数据拷贝到另外一段内存中，要考虑其中的内存覆盖问题。-A section of the memory to copy data to another section of memory, it is necessary to take into account the memory coverage problems.

检验SQL语法正确性-test SQL syntax correctness

邻接表，邻接矩阵的创建以及对它的一些操作等-Adjacency list, adjacency matrix, as well as the creation of some of its operations

STL哈希表的使用范例：包括哈希表的创建、插入、查找、删除、内存分配和释放内存。-STL use examples include : Hash Table creation, insert, search, delete, memory allocation and release memory.

数据结构的基本操作：顺序队列的初始化、销毁、入队、出队基本操作的实现-The basic operation of the data structure: the order of the queue initialization, destruction, into the team, out of the realization of basic operations team

邻接矩阵求解最短路径（数组）.rar 邻接矩阵求解最短路径（数组）.rar-adjacency matrix for the Shortest Path (arrays). Rar adjacency matrix for the Shortest Path (arrays). Rar

PostgreSQL7.4.6 for Linux

支持并发访问的B+树-support concurrent visit the B-tree

又一个c++委托（函数对象）模板类的实现-Another c++ Commissioned (function object) template class realize