refactor:

1.修改表后，刷新表数据
2.修改索引sql拼接bug
3.暂时只有mysql支持编辑表

mayfly_go_web/src/views/ops/db/DbList.vue

@@ -689,7 +689,7 @@ const openEditTable = async (row: any) => {
     state.tableCreateDialog.visible = true
     state.tableCreateDialog.activeName = '1'
 
-    if(row === false){
+    if (row === false) {
         state.tableCreateDialog.data = { edit: false, row: {}, indexs: [], columns: [] }
         state.tableCreateDialog.title = '创建表'
     }