[Oracle123] 指定日期相关查询

SQL Server: 

https://blog.csdn.net/dling8/article/details/84989794

Oracle: 

https://www.cnblogs.com/xgwtzg/p/6140022.html

https://blog.csdn.net/kikiwhq/article/details/72728689

Date和TIMESTAMP类型互换：https://blog.csdn.net/joyksk/article/details/72844375

https://www.cnblogs.com/hanxf/p/6718189.html