Schema改为非必填

src/view/Manage/Model/Component/ImportActionHeader.jsx

@@ -712,7 +712,7 @@ const ImportActionHeader = (props) => {
               // rules={[{ required: true, message: '请输入数据库Schema!' }]}
             >
               {
-                editable ? <Select loading={loadingRangeList} placeholder='描述数据表落地的数据库Schema'>
+                editable ? <Select allowClear loading={loadingRangeList} placeholder='描述数据表落地的数据库Schema'>
                   { rangeList?.map(item => <Select.Option key={item} value={item}>{item}</Select.Option>) }
                 </Select> : <span className='word-wrap'>{highlightSearchContentByTerms(modelerData?.dataResidence, terms)}</span>
               }