diff --git a/distributeddatamgr/relational_store/include/oh_data_value.h b/distributeddatamgr/relational_store/include/oh_data_value.h
index 202158324aed23d1bbda6c31204b1f37a7fa66b0..383687e2e2d2af1304b8734b57c890a77d7dc024 100644
--- a/distributeddatamgr/relational_store/include/oh_data_value.h
+++ b/distributeddatamgr/relational_store/include/oh_data_value.h
@@ -125,7 +125,7 @@ typedef struct OH_Data_Value OH_Data_Value;
  * @see OH_Value_Destroy.
  * @since 18
  */
-OH_Data_Value *OH_Value_Create();
+OH_Data_Value *OH_Value_Create(void);
 
 /**
  * @brief Destroys an OH_Data_Value instance object.
diff --git a/distributeddatamgr/relational_store/include/oh_data_values.h b/distributeddatamgr/relational_store/include/oh_data_values.h
index a816d39c5e2975616779cf1d431e0705d1ccfd8e..23435aaa135f1ca7a21c1f3073463946d9884e4c 100644
--- a/distributeddatamgr/relational_store/include/oh_data_values.h
+++ b/distributeddatamgr/relational_store/include/oh_data_values.h
@@ -62,7 +62,7 @@ typedef struct OH_Data_Values OH_Data_Values;
  * @see OH_Values_Destroy.
  * @since 18
  */
-OH_Data_Values *OH_Values_Create();
+OH_Data_Values *OH_Values_Create(void);
 
 /**
  * @brief Destroys an OH_Data_Values instance object.
diff --git a/distributeddatamgr/relational_store/include/oh_data_values_buckets.h b/distributeddatamgr/relational_store/include/oh_data_values_buckets.h
index 1147fb08a1a5813988099bca67ccff95fac96ead..dfde2bfec191efe59d5bb9616e46e20b6da26aec 100644
--- a/distributeddatamgr/relational_store/include/oh_data_values_buckets.h
+++ b/distributeddatamgr/relational_store/include/oh_data_values_buckets.h
@@ -61,7 +61,7 @@ typedef struct OH_Data_VBuckets OH_Data_VBuckets;
  * @see OH_VBuckets_Destroy.
  * @since 18
  */
-OH_Data_VBuckets *OH_VBuckets_Create();
+OH_Data_VBuckets *OH_VBuckets_Create(void);
 
 /**
  * @brief Destroys an OH_Data_VBuckets instance object.
@@ -99,7 +99,7 @@ int OH_VBuckets_PutRow(OH_Data_VBuckets *buckets, const OH_VBucket *row);
 int OH_VBuckets_PutRows(OH_Data_VBuckets *buckets, const OH_Data_VBuckets *rows);
 
 /**
- * @brief Add an OH_Data_VBuckets to OH_Data_VBuckets object.
+ * @brief Gets the number of rows in OH_Data_VBuckets object.
  *
  * @param buckets Represents a pointer to an instance of OH_Data_VBuckets.
  * @param count Represents the count of OH_VBucket in OH_Data_VBuckets. It is an output parameter.
diff --git a/distributeddatamgr/relational_store/include/oh_rdb_transaction.h b/distributeddatamgr/relational_store/include/oh_rdb_transaction.h
index aa34f0228ea3a7be3dfa8500cccf0809af3c794b..99cbfe20af4cf9d691168aacb8541477caa20621 100644
--- a/distributeddatamgr/relational_store/include/oh_rdb_transaction.h
+++ b/distributeddatamgr/relational_store/include/oh_rdb_transaction.h
@@ -100,7 +100,7 @@ typedef struct OH_Rdb_Transaction OH_Rdb_Transaction;
  * @see OH_RdbTrans_DestroyOptions.
  * @since 18
  */
-OH_RDB_TransOptions *OH_RdbTrans_CreateOptions();
+OH_RDB_TransOptions *OH_RdbTrans_CreateOptions(void);
 
 /**
  * @brief Destroys an OH_RDB_TransOptions instance object.