项目中遇到测试,需要造4500数据,而且需要分部门和日期,一个部门一天30条数据,剩下的铺垫数据可以一个部门一天100w左右数据,这里,每次变换部门,日期,需要操作至少300次,想到用存储过程写一个函数进行 首先,了解存储过程的语法: ...
Usually databases are treated primarily as fairly dumb data storage systems, but they can be capable of much more. Case in point the PostgreSQL database and its – Ada-based – PL/pgSQL programming ...