Indicates this header should be displayed on the page even when the user scrolls part of the table or matrix off the page.
语法
<Header> <!-- or ColumnGrouping, RowGrouping, TableColumn-->
    ...
    <FixedHeader>...</FixedHeader>
    ...
</Header> <!-- or /ColumnGrouping, RowGrouping, TableColumn-->
Element Characteristics
| Characteristic | Description | 
|---|---|
| Data type and length | Boolean | 
| Default value | False | 
| Cardinality | 0-1: Optional element that can occur once or not at all. | 
Element Relationships
| Relationship | Element | 
|---|---|
| Parent elements | |
| Child element | None | 
请参阅
参考
Report Definition XML Elements