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# 查询向导 - 组合

Specifies whether to group the query. The data source must support the SQL statement "Group by clauses" to enable this page of the Wizard.

## 可用字段

Lists the names of the data base fields in the selected table or query. Click to select a field or hold down the Shift or the CommandCtrl
key while you click to select more than one field.

## >

Click to move the selected field(s) to the box that the arrow is pointing to.

## <

Click to move the selected field(s) to the box that the arrow is pointing to.

## ^

单击可将选定的字段在列表中上移一个条目。

## v

单击可将选定的字段在列表中下移一个条目。

## 组合依据

显示用于组合查询的所有字段。

查询向导 - 组合条件