[ 
https://issues.apache.org/jira/browse/HIVE-25423?focusedWorklogId=636150&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-636150
 ]

ASF GitHub Bot logged work on HIVE-25423:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 09/Aug/21 23:06
            Start Date: 09/Aug/21 23:06
    Worklog Time Spent: 10m 
      Work Description: dantongdong commented on a change in pull request #2559:
URL: https://github.com/apache/hive/pull/2559#discussion_r685577937



##########
File path: 
itests/util/src/main/java/org/apache/hadoop/hive/ql/externalDB/DerbyExternalDB.java
##########
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.hadoop.hive.ql.externalDB;
+
+/**
+ * MySQLExternalDB is a extension of abstractExternalDB
+ * Designed for MySQL external database connection
+ */
+public class DerbyExternalDB extends AbstractExternalDB {
+
+    public DerbyExternalDB() {
+        super("derby");
+        setJdbcUrl(getContainerHostAddress());
+        setJdbcDriver();
+    }
+
+    public void setJdbcUrl(String hostAddress) {
+        this.url = String.format("jdbc:derby:memory:%s;create=true", dbName);
+    }
+
+    public void setJdbcDriver() {
+        this.driver = "org.apache.derby.jdbc.EmbeddedDriver";
+    }
+
+    public String getDockerImageName() { return null; }
+
+    public String[] getDockerAdditionalArgs() { return null; }
+
+    public boolean isContainerReady(ProcessResults pr) { return true; }

Review comment:
       Unlike mysql and postrges, Derby is an embedded database and does not 
require container launch to work. So it will always return true to signal the 
test driver to perceed




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Issue Time Tracking
-------------------

    Worklog Id:     (was: 636150)
    Time Spent: 2h  (was: 1h 50m)

> Add new test driver to automatically launch and load external database
> ----------------------------------------------------------------------
>
>                 Key: HIVE-25423
>                 URL: https://issues.apache.org/jira/browse/HIVE-25423
>             Project: Hive
>          Issue Type: Test
>          Components: Testing Infrastructure, Tests
>    Affects Versions: 3.1.2
>            Reporter: Dantong Dong
>            Assignee: Dantong Dong
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: Screen Shot 2021-08-04 at 2.32.35 PM.png
>
>          Time Spent: 2h
>  Remaining Estimate: 0h
>
> Add new test driver(TestMiniLlapExtDBCliDriver) to automatically launch and 
> load external database with specified custom script during test. This Issue 
> was originated from HIVE-24396. Will add docs later
> !Screen Shot 2021-08-04 at 2.32.35 PM.png|width=500,height=262!



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