How to extract year, month and day data in date type in SQL Server

I. Brief description

Recently, I encountered a question in the SQL aspect of brushing cattle online, and I encountered a date type that needs to extract the year, month, and day data, so I record the following.The prepared data is as follows, the table name is question_detail.

Second, extract the year, month, and day from the date date type

In SQL, year(column name), month(column name), day(column name), the specific SQL statements are as follows.

SELECTYEAR(DATE) AS "year",MONTH(DATE) AS "month",DAY(DATE) AS "Day"FROMquestion_detail;

The execution result is shown in the figure below, which meets our expected requirements.

V. Summary

On paper, it's superficial.Recently, I have realized more and more that seeing it and truly understanding it are two different things. To learn more, you need to do it yourself and experience the mystery.