SQL指令的字串相加
Oracle和PostgreSQL使用符號(||) ==>Select 'Z'||lilotn as lilotn1 From Proddta.F41021 MySQL使用CONCAT(col1, col2, ...) ==>Select CONCAT('Z', lilotn ) as lilotn1 From Proddta.F41021 SQL Server使用符號(&) ==>Select 'Z'&lilotn as lilotn1 From Proddta.F41021