直接在几个字段名之间用+ - * / 符号即可
例如:从xxxx表查询字段A和字段B的和作为列C,
select (A+B) as C from xxxx;
直接在几个字段名之间用+ - * / 符号即可
例如:从xxxx表查询字段A和字段B的和作为列C,
select (A+B) as C from xxxx;
Java word通過html設置樣式(Spire Docx) <dependencies> <!-- Apache POI dependency for Word --> <dependency>