diff --git a/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java b/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
index ea4d0e30a8..2941638e8e 100644
--- a/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
+++ b/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
@@ -188,6 +188,9 @@ public class DataSetTableService {
         dataSetPreviewPage.setPage(page);
         dataSetPreviewPage.setPageSize(pageSize);
         int realSize = Integer.parseInt(dataSetTableRequest.getRow()) < pageSize ? Integer.parseInt(dataSetTableRequest.getRow()) : pageSize;
+        if (page == Integer.parseInt(dataSetTableRequest.getRow()) / pageSize + 1) {
+            realSize = Integer.parseInt(dataSetTableRequest.getRow()) % pageSize;
+        }
         if (StringUtils.equalsIgnoreCase(datasetTable.getType(), "db")) {
             Datasource ds = datasourceMapper.selectByPrimaryKey(dataSetTableRequest.getDataSourceId());
             DatasourceProvider datasourceProvider = ProviderFactory.getProvider(ds.getType());
diff --git a/frontend/src/views/dataset/add/AddDB.vue b/frontend/src/views/dataset/add/AddDB.vue
index b19f47353c..13a835d6ed 100644
--- a/frontend/src/views/dataset/add/AddDB.vue
+++ b/frontend/src/views/dataset/add/AddDB.vue
@@ -1,61 +1,59 @@
 <template>
-  <el-col>
-    <el-row>
-      <el-row style="height: 26px;">
-        <span style="line-height: 26px;">
-          {{ $t('dataset.add_db_table') }}
-        </span>
-        <el-row style="float: right">
-          <el-button size="mini" @click="cancel">
-            {{ $t('dataset.cancel') }}
-          </el-button>
-          <el-button size="mini" type="primary" :disabled="checkTableList.length < 1" @click="save">
-            {{ $t('dataset.confirm') }}
-          </el-button>
-        </el-row>
-      </el-row>
-      <el-divider />
-      <el-row>
-        <el-form :inline="true">
-          <el-form-item class="form-item">
-            <el-select v-model="dataSource" filterable :placeholder="$t('dataset.pls_slc_data_source')" size="mini">
-              <el-option
-                v-for="item in options"
-                :key="item.id"
-                :label="item.name"
-                :value="item.id"
-              />
-            </el-select>
-          </el-form-item>
-          <el-form-item class="form-item">
-            <el-select v-model="mode" filterable :placeholder="$t('dataset.connect_mode')" size="mini">
-              <el-option :label="$t('dataset.direct_connect')" value="0" />
-              <el-option :label="$t('dataset.sync_data')" value="1" />
-            </el-select>
-          </el-form-item>
-          <el-form-item class="form-item" style="float: right;">
-            <el-input
-              v-model="searchTable"
-              size="mini"
-              :placeholder="$t('dataset.search')"
-              prefix-icon="el-icon-search"
-              clearable
-            />
-          </el-form-item>
-        </el-form>
-      </el-row>
-      <el-row style="overflow: auto;height: 60vh;">
-        <el-checkbox-group v-model="checkTableList" size="small">
-          <el-checkbox
-            v-for="t in tableData"
-            :key="t"
-            border
-            :label="t"
-          />
-        </el-checkbox-group>
+  <el-row style="display: flex;flex-direction: column;height: 100%">
+    <el-row style="height: 26px;">
+      <span style="line-height: 26px;">
+        {{ $t('dataset.add_db_table') }}
+      </span>
+      <el-row style="float: right">
+        <el-button size="mini" @click="cancel">
+          {{ $t('dataset.cancel') }}
+        </el-button>
+        <el-button size="mini" type="primary" :disabled="checkTableList.length < 1" @click="save">
+          {{ $t('dataset.confirm') }}
+        </el-button>
       </el-row>
     </el-row>
-  </el-col>
+    <el-divider />
+    <el-row>
+      <el-form :inline="true">
+        <el-form-item class="form-item">
+          <el-select v-model="dataSource" filterable :placeholder="$t('dataset.pls_slc_data_source')" size="mini">
+            <el-option
+              v-for="item in options"
+              :key="item.id"
+              :label="item.name"
+              :value="item.id"
+            />
+          </el-select>
+        </el-form-item>
+        <el-form-item class="form-item">
+          <el-select v-model="mode" filterable :placeholder="$t('dataset.connect_mode')" size="mini">
+            <el-option :label="$t('dataset.direct_connect')" value="0" />
+            <el-option :label="$t('dataset.sync_data')" value="1" />
+          </el-select>
+        </el-form-item>
+        <el-form-item class="form-item" style="float: right;">
+          <el-input
+            v-model="searchTable"
+            size="mini"
+            :placeholder="$t('dataset.search')"
+            prefix-icon="el-icon-search"
+            clearable
+          />
+        </el-form-item>
+      </el-form>
+    </el-row>
+    <el-col style="overflow-y: auto;">
+      <el-checkbox-group v-model="checkTableList" size="small">
+        <el-checkbox
+          v-for="t in tableData"
+          :key="t"
+          border
+          :label="t"
+        />
+      </el-checkbox-group>
+    </el-col>
+  </el-row>
 </template>
 
 <script>
diff --git a/frontend/src/views/dataset/data/TabDataPreview.vue b/frontend/src/views/dataset/data/TabDataPreview.vue
index 0893b52435..d9cd02d34e 100644
--- a/frontend/src/views/dataset/data/TabDataPreview.vue
+++ b/frontend/src/views/dataset/data/TabDataPreview.vue
@@ -128,7 +128,7 @@ export default {
       }, 10)
     },
     reSearch() {
-      if (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 > 8 || isNaN(Number(this.form.row)) || String(this.form.row).includes('.')) {
         this.$message({
           message: this.$t('dataset.pls_input_less_9'),
           type: 'error',
diff --git a/frontend/src/views/dataset/data/ViewTable.vue b/frontend/src/views/dataset/data/ViewTable.vue
index 1165d35bac..e7a73a12e8 100644
--- a/frontend/src/views/dataset/data/ViewTable.vue
+++ b/frontend/src/views/dataset/data/ViewTable.vue
@@ -40,7 +40,7 @@
     </el-tabs>
 
     <el-dialog :title="table.name" :visible.sync="editField" :fullscreen="true" :show-close="false" class="dialog-css">
-      <el-table :data="tableFields" size="mini" max-height="600px">
+      <el-table :data="tableFields" size="mini" :max-height="maxHeight">
         <el-table-column property="type" :label="$t('dataset.field_type')" width="100">
           <template slot-scope="scope">
             <span v-if="scope.row.deType === 0">
@@ -117,7 +117,8 @@ export default {
       tableViewRowForm: {
         row: 1000
       },
-      tabStatus: false
+      tabStatus: false,
+      maxHeight: 'auto'
     }
   },
   // computed: {
@@ -132,6 +133,7 @@ export default {
     }
   },
   mounted() {
+    this.maxHeight = (document.documentElement.clientHeight - 45 - 78) + 'px'
     this.initTable(this.param)
   },
   methods: {
@@ -228,6 +230,6 @@ export default {
     padding: 10px 20px;
   }
   .dialog-css >>> .el-dialog__footer {
-    padding-top: 30px;
+    padding-top: 10px;
   }
 </style>