diff --git a/src/views/data/dataCataloguing.vue b/src/views/data/dataCataloguing.vue
index 9577064..fcf603b 100644
--- a/src/views/data/dataCataloguing.vue
+++ b/src/views/data/dataCataloguing.vue
@@ -36,7 +36,7 @@
               bordered
               rowKey="id"
               :pagination="false"
-              :scroll="{ y: dynamicHeight }"
+              :scroll="{ y: tableScrollY  }"
               :columns="tagcolumns"
               :dataSource="dataRefsSources">
             </a-table>
@@ -67,7 +67,7 @@
             </a-row>
         </a-form>
           <!-- table区域-begin -->
-          <div style="height:calc(100vh - 324px);">
+          <div  ref="tableWrapper" style="height:calc(100vh - 324px);">
             <a-table
               ref="table"
               size="middle"
@@ -76,7 +76,7 @@
               :loading="loading"
               :rowKey="getRowKey"
               :pagination="false"
-              :scroll="{ y: dynamicHeight }"
+              :scroll="{ y:tableScrollY }"
               :columns="columns"
               :dataSource="dataSource">
             </a-table>
@@ -166,6 +166,7 @@
           tagselectedRowKeys: [],
           selectedRowData: [],
           tagselectedRowData: [],
+          tableScrollY:0,
         }
       },
       mounted() { 
@@ -175,12 +176,6 @@
         getRowKey(record) {
            return `${record.schemaName}_${record.tableName}`
         },
-        dynamicHeight() {
-          const totalOffset = this.headerHeight + this.footerHeight;
-          return {
-            height: `calc(100vh - 324px)`
-          }
-        },
         rowSelection() {
           return {
             selectedRowKeys: this.selectedRowKeys,
@@ -214,6 +209,12 @@
   
       },
       methods: {
+        updateScrollY() {
+          const container = this.$refs.tableWrapper;
+          const paginationHeight = 64; // 分页栏高度
+          const tableHeaderHeight = 55; // 表头高度
+          this.tableScrollY = container.clientHeight - paginationHeight - tableHeaderHeight;
+        },
         handleSelectChange(selectedRowKeys,row) {
           this.selectedRowKeys = selectedRowKeys
           this.selectedRowData = row