zjcnb commented on a change in pull request #11457:
URL: https://github.com/apache/shardingsphere/pull/11457#discussion_r675283227



##########
File path: 
shardingsphere-jdbc/shardingsphere-jdbc-core/src/main/java/org/apache/shardingsphere/driver/jdbc/core/statement/ShardingSpherePreparedStatement.java
##########
@@ -410,11 +410,13 @@ private void clearPrevious() throws SQLException {
     @Override
     public ResultSet getGeneratedKeys() throws SQLException {
         Optional<GeneratedKeyContext> generatedKey = 
findGeneratedKey(executionContext);
-        if (statementOption.isReturnGeneratedKeys() && 
generatedKey.isPresent()) {
+        if (statementOption.isReturnGeneratedKeys() && 
generatedKey.isPresent() && !generatedValues.isEmpty()) {
             return new 
GeneratedKeysResultSet(generatedKey.get().getColumnName(), 
generatedValues.iterator(), this);
         }
-        if (1 == statements.size()) {
-            return statements.iterator().next().getGeneratedKeys();
+        for (PreparedStatement statement : statements) {

Review comment:
       yes, i will do it




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