创建视图时可以有这样的列

Question

CREATE VIEW sales_summary_v AS
COLUMN Max HEADING Max FORMAT ,999.99;
COLUMN Min HEADING Min FORMAT ,999.99;
SELECT MAX(Value) as Max, MIN(value) as Min
FROM Table_name;

Answer 1

带有前导美元符号的

Number Format Model(FM,999.99) 可以如下使用：

CREATE VIEW sales_summary_v AS
SELECT to_char(MAX(Value),'FM,999.99') as Max, 
       to_char(MIN(Value),'FM,999.99') as Min
  FROM Table_name;

SQL Fiddle Demo