Calculate age
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Calculate age in Excel or MySQL
Contents
Calculate age in Excel[edit]
If the column value is well-formatted
- =(TODAY()- BIRTH_DAY)/365[1]
- =ROUNDDOWN(YEARFRAC(BIRTH_DAY, TODAY(), 1), 0)
Calculate age in MySQL[edit]
SELECT `birth_date`, TIMESTAMPDIFF (YEAR, `birth_date`, CURDATE()) AS age FROM `my_table` WHERE `birth_date` IS NOT NULL
Challenge of real world data[edit]
The column value is NOT well-formatted such as
- year only e.g. 2023
- month & date only e.g. 06-1
