feat(fix):直连数据集限制预览数目；数据源文字替换

backend/src/main/java/io/dataease/provider/mysql/MysqlQueryProvider.java

@@ -68,7 +68,7 @@ public class MysqlQueryProvider extends QueryProvider {
 
     @Override
     public String createSQLPreview(String sql, String orderBy) {
-        return "SELECT * FROM (" + sqlFix(sql) + ") AS tmp ORDER BY " + orderBy + " LIMIT 0,1000";
+        return "SELECT * FROM (" + sqlFix(sql) + ") AS tmp ORDER BY null " + " LIMIT 0,1000";
     }
 
     @Override
@@ -102,7 +102,8 @@ public class MysqlQueryProvider extends QueryProvider {
             return stringBuilder.toString();
         }).toArray(String[]::new);
 
-        return MessageFormat.format("SELECT {0} FROM {1} ORDER BY " + (fields.size() > 0 ? fields.get(0).getOriginName() : "null"), StringUtils.join(array, ","), table);
+//        return MessageFormat.format("SELECT {0} FROM {1} ORDER BY " + (fields.size() > 0 ? fields.get(0).getOriginName() : "null"), StringUtils.join(array, ","), table);
+        return MessageFormat.format("SELECT {0} FROM {1} ORDER BY null", StringUtils.join(array, ","), table);
     }
 
     @Override

backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java

@@ -271,8 +271,9 @@ public class DataSetTableService {
                 e.printStackTrace();
             }
             try {
-                datasourceRequest.setQuery(qp.createQueryCountSQL(table));
+//                datasourceRequest.setQuery(qp.createQueryCountSQL(table));
-                dataSetPreviewPage.setTotal(Integer.valueOf(datasourceProvider.getData(datasourceRequest).get(0)[0]));
+//                dataSetPreviewPage.setTotal(Integer.valueOf(datasourceProvider.getData(datasourceRequest).get(0)[0]));
+                dataSetPreviewPage.setTotal(Integer.parseInt(dataSetTableRequest.getRow()));
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -294,8 +295,9 @@ public class DataSetTableService {
                 e.printStackTrace();
             }
             try {
-                datasourceRequest.setQuery(qp.createQueryCountSQLAsTmp(sql));
+//                datasourceRequest.setQuery(qp.createQueryCountSQLAsTmp(sql));
-                dataSetPreviewPage.setTotal(Integer.valueOf(datasourceProvider.getData(datasourceRequest).get(0)[0]));
+//                dataSetPreviewPage.setTotal(Integer.valueOf(datasourceProvider.getData(datasourceRequest).get(0)[0]));
+                dataSetPreviewPage.setTotal(Integer.parseInt(dataSetTableRequest.getRow()));
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -383,15 +385,16 @@ public class DataSetTableService {
         DatasourceRequest datasourceRequest = new DatasourceRequest();
         datasourceRequest.setDatasource(ds);
         String sql = new Gson().fromJson(dataSetTableRequest.getInfo(), DataTableInfoDTO.class).getSql();
-        // 使用输入的sql先预执行一次,并拿到所有字段
+
         if (StringUtils.isEmpty(sql)) {
             throw new Exception(Translator.get("i18n_sql_not_empty"));
         }
-        datasourceRequest.setQuery(sql);
-        List<TableFiled> previewFields = datasourceProvider.fetchResultField(datasourceRequest);
-        // 正式执行
         QueryProvider qp = ProviderFactory.getQueryProvider(ds.getType());
-        datasourceRequest.setQuery(qp.createSQLPreview(sql, previewFields.get(0).getFieldName()));
+        String sqlAsTable = qp.createSQLPreview(sql, null);
+//        datasourceRequest.setQuery(sqlAsTable);
+//        List<TableFiled> previewFields = datasourceProvider.fetchResultField(datasourceRequest);
+        // 正式执行
+        datasourceRequest.setQuery(sqlAsTable);
         Map<String, List> result = datasourceProvider.fetchResultAndField(datasourceRequest);
         List<String[]> data = result.get("dataList");
         List<TableFiled> fields = result.get("fieldList");
@@ -545,7 +548,9 @@ public class DataSetTableService {
             DatasourceProvider datasourceProvider = ProviderFactory.getProvider(ds.getType());
             DatasourceRequest datasourceRequest = new DatasourceRequest();
             datasourceRequest.setDatasource(ds);
-            datasourceRequest.setQuery(new Gson().fromJson(dataSetTableRequest.getInfo(), DataTableInfoDTO.class).getSql());
+            QueryProvider qp = ProviderFactory.getQueryProvider(ds.getType());
+            String sqlAsTable = qp.createSQLPreview(new Gson().fromJson(dataSetTableRequest.getInfo(), DataTableInfoDTO.class).getSql(), null);
+            datasourceRequest.setQuery(sqlAsTable);
             fields = datasourceProvider.fetchResultField(datasourceRequest);
         } else if (StringUtils.equalsIgnoreCase(datasetTable.getType(), "excel")) {
             DataTableInfoDTO dataTableInfoDTO = new Gson().fromJson(dataSetTableRequest.getInfo(), DataTableInfoDTO.class);

frontend/src/lang/en.js

@@ -808,7 +808,7 @@ export default {
     preview_show: 'Display',
     preview_item: 'items data',
     preview_total: 'Total',
-    pls_input_less_9: 'Please input integer less 9',
+    pls_input_less_5: 'Please input integer less 5',
     field_edit: 'Edit Field',
     table_already_add_to: 'This table is already add to',
     uploading: 'Uploading...',

frontend/src/lang/tw.js

@@ -808,7 +808,7 @@ export default {
     preview_show: '顯示',
     preview_item: '條數據',
     preview_total: '共',
-    pls_input_less_9: '請輸入9位以內的正整數',
+    pls_input_less_5: '請輸入5位以內的正整數',
     field_edit: '編輯字段',
     table_already_add_to: '該表已添加至',
     uploading: '上傳中...',

frontend/src/lang/zh.js

@@ -808,7 +808,7 @@ export default {
     preview_show: '显示',
     preview_item: '条数据',
     preview_total: '共',
-    pls_input_less_9: '请输入9位以内的正整数',
+    pls_input_less_5: '请输入5位以内的正整数',
     field_edit: '编辑字段',
     table_already_add_to: '该表已添加至',
     uploading: '上传中...',

frontend/src/views/dataset/data/TabDataPreview.vue

@@ -6,7 +6,7 @@
           <el-form-item>
             <span style="width: 100px;">{{ $t('dataset.showRow') }}</span>
             <el-input v-model="form.row">
-              <el-button size="mini" slot="append" icon="el-icon-search" @click="reSearch" />
+              <el-button slot="append" size="mini" icon="el-icon-search" @click="reSearch" />
             </el-input>
           </el-form-item>
         </el-form>
@@ -36,7 +36,7 @@
       </ux-table-column>
     </ux-grid>
     <el-row style="margin-top: 4px;">
-      <span class="table-count">
+      <span v-if="table.type === 'excel' || table.type === 'custom'" class="table-count">
         <span v-if="page.total <= currentPage.show">
           {{ $t('dataset.preview_total') }}
           <span class="span-number">{{ page.total }}</span>
@@ -51,6 +51,11 @@
           {{ $t('dataset.preview_item') }}
         </span>
       </span>
+      <span v-if="table.type === 'db' || table.type === 'sql'" class="table-count">
+        {{ $t('dataset.preview_show') }}
+        <span class="span-number">{{ page.total }}</span>
+        {{ $t('dataset.preview_item') }}
+      </span>
       <el-pagination
         :current-page="currentPage.page"
         :page-sizes="[100]"
@@ -129,9 +134,9 @@ export default {
       }, 10)
     },
     reSearch() {
-      if (!this.form.row || this.form.row === '' || this.form.row.length > 8 || isNaN(Number(this.form.row)) || String(this.form.row).includes('.')) {
+      if (!this.form.row || this.form.row === '' || this.form.row.length > 4 || isNaN(Number(this.form.row)) || String(this.form.row).includes('.')) {
         this.$message({
-          message: this.$t('dataset.pls_input_less_9'),
+          message: this.$t('dataset.pls_input_less_5'),
           type: 'error',
           showClose: true
         })

frontend/src/views/system/datasource/form.vue

@@ -13,7 +13,7 @@
           <el-option
             v-for="item in allTypes"
             :key="item.name"
-            :label="item.name"
+            :label="item.label"
             :value="item.name"
           />
         </el-select>
@@ -65,7 +65,8 @@ export default {
         'configuration.host': [{ required: true, message: this.$t('datasource.please_input_host'), trigger: 'change' }],
         'configuration.port': [{ required: true, message: this.$t('datasource.please_input_port'), trigger: 'change' }]
       },
-      allTypes: [{ name: 'mysql', type: 'jdbc' }, { name: 'sqlServer', type: 'jdbc' }]
+      allTypes: [{ name: 'mysql', label: 'MySQL', type: 'jdbc' },
+        { name: 'sqlServer', label: 'SQL Server', type: 'jdbc' }]
     }
   },
 

frontend/src/views/system/datasource/index.vue

@@ -18,7 +18,12 @@
       <!-- <el-table-column type="selection" fix /> -->
       <el-table-column prop="name" :label="$t('commons.name')" />
       <el-table-column prop="desc" :label="$t('commons.description')" />
-      <el-table-column prop="type" :label="$t('datasource.type')" />
+      <el-table-column prop="type" :label="$t('datasource.type')">
+        <template slot-scope="scope">
+          <span v-if="scope.row.type ==='mysql'">MySQL</span>
+          <span v-if="scope.row.type ==='sqlserver'">SQL Server</span>
+        </template>
+      </el-table-column>
       <fu-table-operations :buttons="buttons" :label="$t('commons.operating')" fix />
 
     </complex-table>