# Get quarter date 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354/** Q1 => 11/1 ~ 1/31 Q2 => 2/1 ~ 4/30 Q3 => 5/1 ~ 7/31 Q4 => 8/1 ~ 10/31 */function get_quarter_date(p_flag in varchar2) return dateis l_return date;...

# Oracle 左右全连接 越觉得厚重的情绪越荒诞得遥远，越难于去细致地描述，便惊觉语言是多么的苍白无力。我想，这恐怕便是人类音乐与绘画等艺术诞生的起源。 # 测试数据 123456789create table a(id number);create table b(id number);insert into a values(1);insert into a values(2);insert into a values(3);insert into b values(1);insert into b values(2);insert into b...

Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub. # Quick Start # Create a new post 1$ hexo new "My New Post" More info: Writing # Run...