From 01ab3023dff219fb97adf9a4b9ebc7f20fcd787a Mon Sep 17 00:00:00 2001
From: ruansheng <chrisruans@gmail.com>
Date: Tue, 23 Sep 2025 19:59:30 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20-m=20core=20=E4=BC=98=E5=8C=96=E5=85=B3?=
 =?UTF-8?q?=E8=81=94=E6=9F=A5=E8=AF=A2=E4=BD=BF=E7=94=A8=E9=80=97=E5=8F=B7?=
 =?UTF-8?q?=E5=88=86=E5=89=B2=E6=97=B6=E6=8E=92=E9=99=A4=E7=A9=BA=E5=80=BC?=
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---
 .../java/com/mybatisflex/core/relation/ToManyRelation.java    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToManyRelation.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToManyRelation.java
index a7adcc12..aaa501aa 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToManyRelation.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/relation/ToManyRelation.java
@@ -74,6 +74,10 @@ public class ToManyRelation<SelfEntity> extends AbstractRelation<SelfEntity> {
                 }
                 String[] splitValues = ((String) targetValue).split(selfValueSplitBy);
                 for (String splitValue : splitValues) {
+                    // 排除空值
+                    if (splitValue == null || splitValue.length() == 0) {
+                        continue;
+                    }
                     //优化分割后的数据类型(防止在数据库查询时候出现隐式转换)
                     newTargetValues.add(ConvertUtil.convert(splitValue, targetFieldWrapper.getFieldType()));
                 }