这是学习数据库时用到的一些资料，由于本人学习有限，所以资料不是很全，但这些都是入门级必备的！-This is the database used to study some of the information, I am learning is limited, so information is not very full, but these are entry-level essential!

删除ORA数据库的表与内容，没有没提错呀，打个字还说少，我真是无语了-ORA database to delete the contents of the table and did not did not mention the wrong Yeah, make a few words said, I am really speechless, and,,

若矩阵Am?n中的某一元素A[i][j]是第i行中的最小值，同时又是第j列中的最大值，则称此元素为该矩阵的一个鞍点。假设以二维数组存放矩阵，试编写一个函数，确定鞍点在数组中的位置（若鞍点存在时），并分析该函数的时间复杂度。 -If the matrix Am? N of an element A [i] [j] is the minimum value of the i-th row, is also the maximum value of the j-th column in the,

oracle数据库的一些命令，错误分析码，学习，可以参考，我也是菜鸟，希望多沟通-oracle database command, error analysis code, learning can refer to, I am also a rookie, and communications