diff --git a/src/share/inner_table/ob_inner_table_schema.12301_12350.cpp b/src/share/inner_table/ob_inner_table_schema.12301_12350.cpp
index df8559c00..002cdb8a4 100644
--- a/src/share/inner_table/ob_inner_table_schema.12301_12350.cpp
+++ b/src/share/inner_table/ob_inner_table_schema.12301_12350.cpp
@@ -1372,9 +1372,9 @@ int ObInnerTableSchema::all_virtual_ash_schema(ObTableSchema &table_schema)
       0, //rowkey_id
       0, //index_id
       0, //part_key_pos
-      ObIntType, //column_type
+      ObUInt64Type, //column_type
       CS_TYPE_INVALID, //column_collation_type
-      sizeof(int64_t), //column_length
+      sizeof(uint64_t), //column_length
       -1, //column_precision
       -1, //column_scale
       true, //is_nullable
@@ -2401,9 +2401,9 @@ int ObInnerTableSchema::all_virtual_ash_all_virtual_ash_i1_schema(ObTableSchema
       0, //rowkey_id
       0, //index_id
       0, //part_key_pos
-      ObIntType, //column_type
+      ObUInt64Type, //column_type
       CS_TYPE_INVALID, //column_collation_type
-      sizeof(int64_t), //column_length
+      sizeof(uint64_t), //column_length
       -1, //column_precision
       -1, //column_scale
       true,//is_nullable
diff --git a/src/share/inner_table/ob_inner_table_schema.12351_12400.cpp b/src/share/inner_table/ob_inner_table_schema.12351_12400.cpp
index 6d06445ed..e44649e7f 100644
--- a/src/share/inner_table/ob_inner_table_schema.12351_12400.cpp
+++ b/src/share/inner_table/ob_inner_table_schema.12351_12400.cpp
@@ -7331,9 +7331,9 @@ int ObInnerTableSchema::all_virtual_wr_active_session_history_schema(ObTableSche
       0, //rowkey_id
       0, //index_id
       0, //part_key_pos
-      ObIntType, //column_type
+      ObUInt64Type, //column_type
       CS_TYPE_INVALID, //column_collation_type
-      sizeof(int64_t), //column_length
+      sizeof(uint64_t), //column_length
       -1, //column_precision
       -1, //column_scale
       true, //is_nullable
diff --git a/src/share/inner_table/ob_inner_table_schema.451_500.cpp b/src/share/inner_table/ob_inner_table_schema.451_500.cpp
index 49f6515cf..fc339733c 100644
--- a/src/share/inner_table/ob_inner_table_schema.451_500.cpp
+++ b/src/share/inner_table/ob_inner_table_schema.451_500.cpp
@@ -1365,9 +1365,9 @@ int ObInnerTableSchema::wr_active_session_history_schema(ObTableSchema &table_sc
       0, //rowkey_id
       0, //index_id
       0, //part_key_pos
-      ObIntType, //column_type
+      ObUInt64Type, //column_type
       CS_TYPE_INVALID, //column_collation_type
-      sizeof(int64_t), //column_length
+      sizeof(uint64_t), //column_length
       -1, //column_precision
       -1, //column_scale
       true, //is_nullable
diff --git a/src/share/inner_table/ob_inner_table_schema_def.py b/src/share/inner_table/ob_inner_table_schema_def.py
index 64ccda76c..4fc961d88 100644
--- a/src/share/inner_table/ob_inner_table_schema_def.py
+++ b/src/share/inner_table/ob_inner_table_schema_def.py
@@ -5940,7 +5940,7 @@ def_table_schema(
     ('group_id', 'int', 'true'),
     ('tx_id', 'int', 'true'),
     ('blocking_session_id', 'int', 'true'),
-    ('plan_hash', 'int', 'true'),
+    ('plan_hash', 'uint', 'true'),
     ('thread_id', 'int', 'true'),
     ('stmt_type', 'int', 'true'),
   ],
@@ -12462,7 +12462,7 @@ def_table_schema(
     ('GROUP_ID', 'int', 'true'),
     ('TX_ID', 'int', 'true'),
     ('BLOCKING_SESSION_ID', 'int', 'true'),
-    ('PLAN_HASH', 'int', 'true'),
+    ('PLAN_HASH', 'uint', 'true'),
     ('THREAD_ID', 'int', 'true'),
     ('STMT_TYPE', 'int', 'true'),
   ],
diff --git a/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_mysql.result b/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_mysql.result
index 70bd8ca23..a3b1a76f9 100644
--- a/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_mysql.result
+++ b/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_mysql.result
@@ -3120,7 +3120,7 @@ IN_FILTER_ROWS	tinyint(4)	NO		0
 GROUP_ID	bigint(20)	YES		NULL	
 TX_ID	bigint(20)	YES		NULL	
 BLOCKING_SESSION_ID	bigint(20)	YES		NULL	
-PLAN_HASH	bigint(20)	YES		NULL	
+PLAN_HASH	bigint(20) unsigned	YES		NULL	
 THREAD_ID	bigint(20)	YES		NULL	
 STMT_TYPE	bigint(20)	YES		NULL	
 select /*+QUERY_TIMEOUT(60000000)*/ IF(count(*) >= 0, 1, 0) from oceanbase.__all_virtual_ash;
@@ -3908,7 +3908,7 @@ event_id	bigint(20)	YES		NULL
 group_id	bigint(20)	YES		NULL	
 tx_id	bigint(20)	YES		NULL	
 blocking_session_id	bigint(20)	YES		NULL	
-plan_hash	bigint(20)	YES		NULL	
+plan_hash	bigint(20) unsigned	YES		NULL	
 thread_id	bigint(20)	YES		NULL	
 stmt_type	bigint(20)	YES		NULL	
 select /*+QUERY_TIMEOUT(60000000)*/ IF(count(*) >= 0, 1, 0) from oceanbase.__all_virtual_wr_active_session_history;
diff --git a/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_sys.result b/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_sys.result
index bd34c91de..ef9f4413a 100644
--- a/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_sys.result
+++ b/tools/deploy/mysql_test/test_suite/inner_table/r/mysql/desc_virtual_table_in_sys.result
@@ -6809,7 +6809,7 @@ IN_FILTER_ROWS	tinyint(4)	NO		0
 GROUP_ID	bigint(20)	YES		NULL	
 TX_ID	bigint(20)	YES		NULL	
 BLOCKING_SESSION_ID	bigint(20)	YES		NULL	
-PLAN_HASH	bigint(20)	YES		NULL	
+PLAN_HASH	bigint(20) unsigned	YES		NULL	
 THREAD_ID	bigint(20)	YES		NULL	
 STMT_TYPE	bigint(20)	YES		NULL	
 select /*+QUERY_TIMEOUT(60000000)*/ IF(count(*) >= 0, 1, 0) from oceanbase.__all_virtual_ash;
@@ -8179,7 +8179,7 @@ event_id	bigint(20)	YES		NULL
 group_id	bigint(20)	YES		NULL	
 tx_id	bigint(20)	YES		NULL	
 blocking_session_id	bigint(20)	YES		NULL	
-plan_hash	bigint(20)	YES		NULL	
+plan_hash	bigint(20) unsigned	YES		NULL	
 thread_id	bigint(20)	YES		NULL	
 stmt_type	bigint(20)	YES		NULL	
 select /*+QUERY_TIMEOUT(60000000)*/ IF(count(*) >= 0, 1, 0) from oceanbase.__all_virtual_wr_active_session_history;