Fixing the uncommented demodata & status update

.liquibase/Data_alias/basic/2020.2.2/alter_TableLeadStatus.xml

 <?xml version="1.1" encoding="UTF-8" standalone="no"?>
 <databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog" xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog-ext http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-ext.xsd http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.6.xsd">
-    <changeSet author="d.nowack" id="bcd6cb02-d074-444f-a307-34973b3dd4dn">
+    <changeSet dbms="derby" author="s.pongratz" id="539e6d12-5ba4-424b-a29d-f63a48d07288">
+        <sql>
+            ALTER TABLE LEAD ADD COLUMN STATUS_NEW VARCHAR(36);
+            UPDATE LEAD SET STATUS_NEW = CAST ( CAST (STATUS as CHAR(36)) as VARCHAR(36) );
+            ALTER TABLE LEAD DROP COLUMN STATUS;
+            RENAME COLUMN LEAD.STATUS_NEW TO STATUS;
+        </sql>
+    </changeSet>
+    <changeSet author="s.pongratz" id="be79e660-b112-4f58-b53d-d9e36ecd145b">
+        <preConditions onFail="CONTINUE">
+            <not>
+                <dbms type="derby" />
+            </not>
+        </preConditions>
         <modifyDataType tableName="LEAD" columnName="STATUS" newDataType="VARCHAR(36)"/>
     </changeSet>
 </databaseChangeLog>
\ No newline at end of file

.liquibase/Data_alias/changelog.xml

@@ -20,5 +20,5 @@
     <include relativeToChangelogFile="true" file="basic/2020.2.2/changelog.xml"/>
 
     <!--enable this only when you definetly want to overwrite the existing data with demo records:-->
-    <include relativeToChangelogFile="true" file="basic/_demoData/changelog.xml" context="example"/>
+    <!--<include relativeToChangelogFile="true" file="basic/_demoData/changelog.xml" context="example"/>-->
 </databaseChangeLog>
\ No newline at end of file