diff --git a/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationManyToOne.java b/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationManyToOne.java
index 475936a1..16282aec 100644
--- a/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationManyToOne.java
+++ b/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationManyToOne.java
@@ -103,6 +103,12 @@ public @interface RelationManyToOne {
      */
     String dataSource() default "";
 
+
+    /**
+     * 查询时，追加的额外条件。
+     */
+    String extraCondition() default "";
+
     /**
      * 查询（加载）指定的列
      */
diff --git a/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationOneToOne.java b/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationOneToOne.java
index e9bca7d0..c1182490 100644
--- a/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationOneToOne.java
+++ b/mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/RelationOneToOne.java
@@ -103,6 +103,11 @@ public @interface RelationOneToOne {
      */
     String dataSource() default "";
 
+    /**
+     * 查询时，追加的额外条件。
+     */
+    String extraCondition() default "";
+
     /**
      * 查询（加载）指定的列
      */
diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ManyToOne.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ManyToOne.java
index 3ffdf92b..0053f75f 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ManyToOne.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ManyToOne.java
@@ -34,6 +34,7 @@ class ManyToOne<SelfEntity> extends ToOneRelation<SelfEntity> {
             , annotation.dataSource()
             , entityClass
             , relationField
+            , annotation.extraCondition()
             , annotation.selectColumns());
     }
 
diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/OneToOne.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/OneToOne.java
index 9a2100fc..01160644 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/OneToOne.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/OneToOne.java
@@ -34,6 +34,7 @@ class OneToOne<SelfEntity> extends ToOneRelation<SelfEntity> {
             , annotation.dataSource()
             , entityClass
             , relationField
+            , annotation.extraCondition()
             , annotation.selectColumns());
     }
 
diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToOneRelation.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToOneRelation.java
index 591d79d6..110af204 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToOneRelation.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToOneRelation.java
@@ -26,11 +26,12 @@ class ToOneRelation<SelfEntity> extends AbstractRelation<SelfEntity> {
 
     public ToOneRelation(String selfField, String targetSchema, String targetTable, String targetField, String valueField,
                          String joinTable, String joinSelfColumn, String joinTargetColumn,
-                         String dataSource, Class<SelfEntity> selfEntityClass, Field relationField, String[] selectColumns) {
+                         String dataSource, Class<SelfEntity> selfEntityClass, Field relationField,
+                         String extraCondition,String[] selectColumns) {
         super(selfField, targetSchema, targetTable, targetField, valueField,
             joinTable, joinSelfColumn, joinTargetColumn,
             dataSource, selfEntityClass, relationField,
-            null, selectColumns
+            extraCondition, selectColumns
         );
     }