MySQL
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Method ADDDATEMethod ADDTIMEMethod CONVERT_TZMethod CURDATEMethod CURRENT_DATEMethod CURRENT_TIMEMethod CURRENT_TIMESTAMPMethod CURTIMEMethod DATEMethod DATE_ADDMethod DATE_FORMATMethod DATE_SUBMethod DATEDIFFMethod DAYMethod DAYNAMEMethod DAYOFMONTHMethod DAYOFWEEKMethod DAYOFYEARMethod EXTRACTMethod FROM_DAYSMethod FROM_UNIXTIMEMethod GET_FORMATMethod HOURMethod LAST_DAYMethod LOCALTIMEMethod LOCALTIMESTAMPMethod MAKEDATEMethod MAKETIMEMethod MICROSECONDMethod MINUTEMethod MONTHMethod MONTHNAMEMethod NOWMethod PERIOD_ADDMethod PERIOD_DIFFMethod QUARTERMethod SEC_TO_TIMEMethod SECONDMethod STR_TO_DATEMethod SUBDATEMethod SUBTIMEMethod SYSDATEMethod TIMEMethod TIME_FORMATMethod TIME_TO_SECMethod TIMEDIFFMethod TIMESTAMPMethod TIMESTAMPADDMethod TIMESTAMPDIFFMethod TO_DAYSMethod TO_SECONDSMethod UNIX_TIMESTAMPMethod UTC_DATEMethod UTC_TIMEMethod UTC_TIMESTAMPMethod WEEKMethod WEEKDAYMethod WEEKOFYEARMethod YEARMethod YEARWEEK
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MySQL | PERIOD_DIFF method
schedule Aug 10, 2023
Last updated local_offer
Tags MySQL
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MySQL's PERIOD_DIFF(~) method returns the months difference between two periods.
NOTE
A period is YYYYMM or YYMM and is not the same as a date value.
Parameters
1. P1 | period
Period 1 for calculation of difference P1 - P2
2. P2 | period
Period 2 for calculation of difference P1 - P2.
Return value
The months difference between two periods P1 - P2.
Examples
To return the months difference between April 2020 and October 2008:
SELECT PERIOD_DIFF(202004, 200810);
+----------------------------+| PERIOD_DIFF(202004,200810) |+----------------------------+| 138 |+----------------------------+
To return the months difference between April 2020 and October 2028:
SELECT PERIOD_DIFF(202004, 202810);
+----------------------------+| PERIOD_DIFF(202004,202810) |+----------------------------+| -102 |+----------------------------+
Published by Arthur Yanagisawa
Edited by 0 others
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Official MySQL Documentation
https://dev.mysql.com/doc/refman/8.0/en/date-and-time-functions.html#function_period-diff
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