--符合规范:
update t_tablename
set column1 = new_value1, --注释
column2 = new_value2, --注释
column3 = new_value3 --注释
where column4 > fix_value1
and column5 < fix_value2;
update t_tablename
set column1 = new_value1, --注释
column2 = new_value2, --注释
column3 = new_value3 --注释
where column4 > fix_value1
and column5 < fix_value2;