diff --git a/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartCreateParam.java b/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartCreateParam.java
index a02aba77..8bc453d3 100644
--- a/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartCreateParam.java
+++ b/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartCreateParam.java
@@ -47,6 +47,11 @@ public class ChartCreateParam {
      */
     private String databaseName;
 
+    /**
+     *
+     */
+    private String schemaName;
+
     /**
      * ddl内容
      */
diff --git a/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartUpdateParam.java b/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartUpdateParam.java
index 2bbaad49..63b5bb53 100644
--- a/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartUpdateParam.java
+++ b/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/chart/ChartUpdateParam.java
@@ -52,6 +52,10 @@ public class ChartUpdateParam {
      */
     private String databaseName;
 
+    /**
+     * schema名称
+     */
+    private String schemaName;
     /**
      * ddl内容
      */
diff --git a/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/model/Chart.java b/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/model/Chart.java
index b2c17f5e..e2705a96 100644
--- a/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/model/Chart.java
+++ b/chat2db-server/chat2db-server-domain/chat2db-server-domain-api/src/main/java/ai/chat2db/server/domain/api/model/Chart.java
@@ -52,6 +52,11 @@ public class Chart {
      */
     private String dataSourceName;
 
+    /**
+     * schema名称
+     */
+    private String schemaName;
+
     /**
      * 数据库类型
      */
diff --git a/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/java/ai/chat2db/server/domain/repository/entity/ChartDO.java b/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/java/ai/chat2db/server/domain/repository/entity/ChartDO.java
index 2c233cb6..e1b28625 100644
--- a/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/java/ai/chat2db/server/domain/repository/entity/ChartDO.java
+++ b/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/java/ai/chat2db/server/domain/repository/entity/ChartDO.java
@@ -69,6 +69,9 @@ public class ChartDO implements Serializable {
      */
     private String databaseName;
 
+
+    private String schemaName;
+
     /**
      * ddl内容
      */
diff --git a/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/resources/db/migration/V2_1_8__Chart.sql b/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/resources/db/migration/V2_1_8__Chart.sql
new file mode 100644
index 00000000..08657ff0
--- /dev/null
+++ b/chat2db-server/chat2db-server-domain/chat2db-server-domain-repository/src/main/resources/db/migration/V2_1_8__Chart.sql
@@ -0,0 +1 @@
+ALTER TABLE `chart` ADD COLUMN `schema_name` varchar(128) NULL COMMENT 'schemaName';
diff --git a/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartCreateRequest.java b/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartCreateRequest.java
index ebdc1751..dc562061 100644
--- a/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartCreateRequest.java
+++ b/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartCreateRequest.java
@@ -41,6 +41,10 @@ public class ChartCreateRequest {
      */
     private String databaseName;
 
+    /**
+     * schema名称
+     */
+    private String schemaName;
     /**
      * ddl内容
      */
diff --git a/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartUpdateRequest.java b/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartUpdateRequest.java
index 309ff344..05ecc3f5 100644
--- a/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartUpdateRequest.java
+++ b/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/request/ChartUpdateRequest.java
@@ -42,6 +42,11 @@ public class ChartUpdateRequest {
      */
     private String databaseName;
 
+    /**
+     * schema名称
+     */
+    private String schemaName;
+
     /**
      * ddl内容
      */
diff --git a/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/vo/ChartVO.java b/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/vo/ChartVO.java
index b5560faa..85beee80 100644
--- a/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/vo/ChartVO.java
+++ b/chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/dashboard/vo/ChartVO.java
@@ -62,6 +62,12 @@ public class ChartVO {
      */
     private String databaseName;
 
+
+    /**
+     * schema名称
+     */
+    private String schemaName;
+
     /**
      * ddl内容
      */