Calculate age: Difference between revisions
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(Created page with "Calculate age in Excel or MySQL == In Excel == If the column value is well-formatted * {{kbd | key=<nowiki>=(TODAY()- BIRTH_DAY)/365</nowiki>}}<ref>[https://www.ablebits.com...") |
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Calculate age in Excel or MySQL | Calculate age in Excel or MySQL | ||
== | == Calculate age in Excel == | ||
If the column value is well-formatted | If the column value is well-formatted | ||
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* {{kbd | key=<nowiki>=ROUNDDOWN(YEARFRAC(BIRTH_DAY, TODAY(), 1), 0)</nowiki>}} | * {{kbd | key=<nowiki>=ROUNDDOWN(YEARFRAC(BIRTH_DAY, TODAY(), 1), 0)</nowiki>}} | ||
== | == Calculate age in MySQL == | ||
<pre> | <pre> | ||
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<ref>[https://stackoverflow.com/questions/5773405/calculate-age-in-mysql-innodb sql - Calculate Age in MySQL (InnoDb) - Stack Overflow]</ref> | <ref>[https://stackoverflow.com/questions/5773405/calculate-age-in-mysql-innodb sql - Calculate Age in MySQL (InnoDb) - Stack Overflow]</ref> | ||
== Challenge of real world data == | |||
The column value is '''NOT''' well-formatted such as | |||
* year only e.g. {{CURRENTYEAR}} | |||
* month & date only e.g. {{CURRENTMONTH}}-{{CURRENTDAY}} | |||
== References == | == References == | ||
<references /> | <references /> | ||
[[Category:Excel]] [[Category:MySQL]] | [[Category:Excel]] [[Category:MySQL]] [[Category:Time river]] | ||
Latest revision as of 14:01, 10 February 2022
Calculate age in Excel or MySQL
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. 2026
- month & date only e.g. 04-18