gistfile1.java

diff --git a/do_jdbc/src/java/data_objects/Command.java b/do_jdbc/src/java/data_objects/Command.java
index f0ccc00..922db88 100644
--- a/do_jdbc/src/java/data_objects/Command.java
+++ b/do_jdbc/src/java/data_objects/Command.java
@@ -89,6 +89,9 @@ public class Command extends RubyObject {
         RubyClass resultClass = Result.createResultClass(runtime, moduleName, errorName, driver);

         java.sql.Connection conn = (java.sql.Connection) wrapped_jdbc_connection.dataGetStruct();
+        //  affectedCount = 1 means 1 updated row
+        //  or 1 row in result set that represents returned key (insert...returning),
+        //  other values represents numer of update rows
         int affectedCount = 0;
         PreparedStatement sqlStatement = null;
         java.sql.ResultSet keys = null;
@@ -150,6 +153,7 @@ public class Command extends RubyObject {
             }
             if (keys != null) {
                 insert_key = unmarshal_id_result(runtime, keys);
+                affectedCount = (affectedCount > 0) ? affectedCount : 1;
             }

             // not needed as it will be closed in the finally clause