When solving MySQL execution group by statement this is incompatible with sql_mode = only_full_group_by error

problem:

When addressing implementation group by statement this is incompatible with sql_mode = only_full_group_by error,

the reason:

This error occurs problems mysql 5.7 version and above will occur:
 mysql 5.7 version sql default configuration is: sql_mode = "ONLY_FULL_GROUP_BY", this configuration strict implementation of the "SQL92 standard." Many upgrade from 5.6 to 5.7, in order to be compatible syntax, most would choose to adjust sql_mode, making it consistent with 5.6, in order to try compatible programs.

solve:

Solve this problem need to modify the mysql installation directory,
 1.Windows is modified in my.ini file inside, the last line in the [mysqld] add:
  sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
 2.UNIX modify located in the etc folder my.cnf, vim under the cursor to the last to add:
  sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
 3. If mysql8, sql_mode not contain NO_AUTO_CREATE_USER, because more than MYSQL8 has been canceled NO_AUTO_CREATE_USER. If you add a mysql not start correctly
 4. The final restart mysql service can be.

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