Since you are speaking aboutmissing from either of the result setsit means that we need to get data from both queries. This can be done usingFULL (OUTER) JOINbetween the two result of the queries. Each query you
MySQL PERIOD_DIFF() function is similar to the PERIOD_ADD() function. It is used to find the difference between two period values. In MySQL, a period is defined as a combination of year and month; and it will be represented in the format, YYMM or YYYYMM....