摘要:
1.python复制表 复制表语句: create table newtable like oldtable; insert into newtable select * from oldtable; 注:newtable:要复制的新表 oldtable:数据库中存在的表 python代码: im 阅读全文
摘要:
字典的内置函数 1.sorted 排序,让字典的数据按照顺序输出 found = {'a':0,'u':2,'i':0} for keys in found: print(keys) #a u i for keys in sorted(found): print(keys) # a i u 2.it 阅读全文