我如何从 sql 中获取所有月份?

How I get all Month From Date form sql?(我如何从 sql 中获取所有月份?)

问题描述

我的表名工资单"包含以下数据

I have table names 'payroll' with following data

month , pay
January , 1200
March , 1500
December , 2000

我想要存储过程的水晶报告中的以下结果我想要一个显示此结果的 SQL 查询

I want the following result in crystal report from stored procedure i want a SQL query that Display this result

Janury , 1200
February , 000
March , 1500
April , 000
May , 000
June , 000
July , 000
August , 000
September , 000
October , 000
November , 000
December , 2000

请帮忙查询.

提前致谢

推荐答案

您可以创建另一个包含所有 12 个月的表.然后使用 payroll 表执行外连接.

You can create another table with all 12 months in it. Then perform a outer join with with payroll table.

这篇关于我如何从 sql 中获取所有月份?的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持编程学习网！