mysql query 2 table with looping value -


table 1:

code | value1 | date1  515  | md001  | 2016-07-01  515  | md002  | 2016-07-03 612  | ud005  | 2016-08-01 612  | ud006  | 2016-08-03 612  | ud007  | 2016-08-06 

table 2:

code | value2 | date2 515  | fc003  | 2016-07-02 515  | fc004  | 2016-07-04 612  | qq008  | 2016-08-02 612  | qq009  | 2016-08-04 

desired query output is:

code | value1 | date1      | value2 | date2 515  | md001  | 2016-07-01 | fc003  | 2016-07-02 515  | md002  | 2016-07-03 | fc004  | 2016-07-04 612  | ud005  | 2016-08-01 | qq008  | 2016-08-02 612  | ud006  | 2016-08-03 | qq009  | 2016-08-04 612  | ud007  | 2016-08-06 |        | 

i have try query result looping in 'value2'. can me guys?

select   firsttable.code,  firsttable.value1,  firsttable.date1,  secondtable.value2,  secondtable.date2  (     select      t1.*,     @rn1 := @rn1 + 1 row_number     table1 t1     cross join (select @rn1 := 0) var ) firsttable  left join (      select      t2.*,     @rn2 := @rn2 + 1 row_number     table2 t2     cross join (select @rn2 := 0) var ) secondtable on firsttable.code = secondtable.code , firsttable.row_number = secondtable.row_number; 

note: simple inner join in case won't suffice.

that's why enumerating rows in each table , assigning row number each record first task.

later making inner join between these 2 enumerated tables on code , row number generate expected result set.


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