From 95283376eb7458a4d4c2cc640f676d16313568cd Mon Sep 17 00:00:00 2001
From: amilabanuka <amilabanuka@gmail.com>
Date: Sun, 11 Jun 2017 23:56:33 +0800
Subject: [PATCH] BAEL-791 Liquibase rollback (#2045)

* BAEL-791
added the sample liquibase rollback scripts

* BAEL-791
Removed the auto running of migration
---
 liquibase/pom.xml                             | 47 +++++++++++++
 .../main/resources/liquibase/db-changelog.xml | 69 +++++++++++++++++++
 .../resources/liquibase/liquibase.properties  |  4 ++
 pom.xml                                       |  1 +
 4 files changed, 121 insertions(+)
 create mode 100644 liquibase/pom.xml
 create mode 100644 liquibase/src/main/resources/liquibase/db-changelog.xml
 create mode 100644 liquibase/src/main/resources/liquibase/liquibase.properties

diff --git a/liquibase/pom.xml b/liquibase/pom.xml
new file mode 100644
index 0000000000..d26acc8c98
--- /dev/null
+++ b/liquibase/pom.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>parent-modules</artifactId>
+        <groupId>com.baeldung</groupId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>liquibase</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>5.1.6</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>baeldung-liquibase-demo</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.5.1</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+
+            <plugin>
+                <groupId>org.liquibase</groupId>
+                <artifactId>liquibase-maven-plugin</artifactId>
+                <version>3.4.2</version>
+                <configuration>
+                    <propertyFile>liquibase/liquibase.properties</propertyFile>
+                    <changeLogFile>liquibase/db-changelog.xml</changeLogFile>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
\ No newline at end of file
diff --git a/liquibase/src/main/resources/liquibase/db-changelog.xml b/liquibase/src/main/resources/liquibase/db-changelog.xml
new file mode 100644
index 0000000000..e6ed8501aa
--- /dev/null
+++ b/liquibase/src/main/resources/liquibase/db-changelog.xml
@@ -0,0 +1,69 @@
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
+                        http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.4.xsd">
+
+    <changeSet id="testRollback" author="baeldung">
+        <createTable tableName="baeldung_tutorial">
+            <column name="id" type="int"/>
+            <column name="heading" type="varchar(36)"/>
+            <column name="author" type="varchar(36)"/>
+        </createTable>
+        <rollback>
+            <dropTable tableName="baeldung_tutorial"/>
+        </rollback>
+    </changeSet>
+
+    <changeSet id="multiStatementRollback" author="baeldung">
+        <createTable tableName="baeldung_tutorial2">
+            <column name="id" type="int"/>
+            <column name="heading" type="varchar(36)"/>
+            <column name="author" type="varchar(36)"/>
+        </createTable>
+        <createTable tableName="baeldung_tutorial3">
+            <column name="id" type="int"/>
+            <column name="heading" type="varchar(36)"/>
+            <column name="author" type="varchar(36)"/>
+        </createTable>
+        <rollback>
+            <dropTable tableName="baeldung_tutorial2"/>
+            <dropTable tableName="baeldung_tutorial3"/>
+        </rollback>
+    </changeSet>
+
+    <changeSet id="multipleRollbackTags" author="baeldung">
+        <createTable tableName="baeldung_tutorial4">
+            <column name="id" type="int"/>
+            <column name="heading" type="varchar(36)"/>
+            <column name="author" type="varchar(36)"/>
+        </createTable>
+        <createTable tableName="baeldung_tutorial5">
+            <column name="id" type="int"/>
+            <column name="heading" type="varchar(36)"/>
+            <column name="author" type="varchar(36)"/>
+        </createTable>
+        <rollback>
+            <dropTable tableName="baeldung_tutorial4"/>
+        </rollback>
+        <rollback>
+            <dropTable tableName="baeldung_tutorial5"/>
+        </rollback>
+    </changeSet>
+
+    <changeSet id="referChangeSetForRollback" author="baeldung">
+        <dropTable tableName="baeldung_tutorial2"/>
+        <dropTable tableName="baeldung_tutorial3"/>
+        <rollback changeSetId="multiStatementRollback" changeSetAuthor="baeldung"/>
+    </changeSet>
+
+    <changeSet id="emptyRollback" author="baeldung">
+        <createTable tableName="baeldung_tutorial6">
+            <column name="id" type="int"/>
+            <column name="heading" type="varchar(36)"/>
+            <column name="author" type="varchar(36)"/>
+        </createTable>
+        <rollback/>
+    </changeSet>
+
+
+</databaseChangeLog>
\ No newline at end of file
diff --git a/liquibase/src/main/resources/liquibase/liquibase.properties b/liquibase/src/main/resources/liquibase/liquibase.properties
new file mode 100644
index 0000000000..2d5e5b7d9d
--- /dev/null
+++ b/liquibase/src/main/resources/liquibase/liquibase.properties
@@ -0,0 +1,4 @@
+driver=com.mysql.jdbc.Driver
+url=jdbc:mysql://localhost:3306/baeldung_liquibase
+username=root
+password=password
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 20994d0c86..bd43694c9e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -226,6 +226,7 @@
         <module>mybatis</module>
         <module>spring-drools</module>
         <module>drools</module>
+        <module>liquibase</module>
     </modules>
 
     <dependencies>