diff --git a/cloud-task-common/src/main/java/com/muyu/common/domian/Structure.java b/cloud-task-common/src/main/java/com/muyu/common/domian/Structure.java
index 35dc5b1..090a3a8 100644
--- a/cloud-task-common/src/main/java/com/muyu/common/domian/Structure.java
+++ b/cloud-task-common/src/main/java/com/muyu/common/domian/Structure.java
@@ -82,7 +82,7 @@ public class Structure extends BaseEntity
                 .columnRemark(structure.columnRemark)
                 .columnName(structure.columnName)
                 .columnType(structure.columnType)
-                .isPrimary(structure.isPrimary)
+                .isNull(structure.isNull)
                 .tableAsName(tableAsName+"_"+structure.columnName)
                 .build();
     }
diff --git a/cloud-task-common/src/main/java/com/muyu/common/domian/resp/StructureResp.java b/cloud-task-common/src/main/java/com/muyu/common/domian/resp/StructureResp.java
index 02a1015..24f6c14 100644
--- a/cloud-task-common/src/main/java/com/muyu/common/domian/resp/StructureResp.java
+++ b/cloud-task-common/src/main/java/com/muyu/common/domian/resp/StructureResp.java
@@ -33,14 +33,14 @@ public class StructureResp {
 
     /** 是否主键 'Y'是主键 'N'不是主键 */
     @Excel(name = "是否主键 'Y'是主键 'N'不是主键")
-    private String isPrimary;
+    private String isNull;
 
     /** 数据类型 */
     @Excel(name = "数据类型")
     private String columnType;
 
     /**
-     *
+     *别名
      */
     private String tableAsName;