关于vfp 查询

来源:百度知道 编辑:UC知道 时间:2024/05/08 03:59:25
怎样将VFP的查询结果用TXT文件保存 我用select * FROM student WHERE 平时成绩>=60 ORDER BY 年龄 desc INTO FILE 1 失败的说

select * FROM student WHERE 平时成绩>=60 ORDER BY 年龄 desc TO FILE 1

把INTO 改成 TO 就可以了

SELECT [ALL | DISTINCT] [TOP nExpr [PERCENT]]
[Alias.] Select_Item [AS Column_Name]
[, [Alias.] Select_Item [AS Column_Name] ...]

FROM [FORCE]
[DatabaseName!]Table [[AS] Local_Alias]
[[INNER | LEFT [OUTER] | RIGHT [OUTER] | FULL [OUTER] JOIN
DatabaseName!]Table [[AS] Local_Alias]
[ON JoinCondition …]

[[INTO Destination]
| [TO FILE FileName [ADDITIVE] | TO PRINTER [PROMPT]
| TO SCREEN]]

[PREFERENCE PreferenceName]

[NOCONSOLE]

[PLAIN]

[NOWAIT]

[WHERE JoinCondition [AND JoinCondition ...]
[AND | OR FilterCondition [AND | OR FilterCondition ...]]]

[GROUP BY GroupColumn [, GroupColumn ...]]

[HAVING FilterCondition]

[UNION [ALL] SELECT命令]

[ORDER BY Order_Item [ASC | DESC] [, Order_Item [ASC | DESC] ...