[Projekt: Entwicklung - Neon][TicketNr.: 1034308][Liquibase funktioniert ...

[Projekt: Entwicklung - Neon][TicketNr.: 1034308][Liquibase funktioniert  nicht mit MariaDB/Mysql an manchen Stellen]

.liquibase/Data_alias/basic/2019.1.4/AditoBasic/init_UnlinkedMail.xml

@@ -24,8 +24,13 @@
         <createIndex indexName="IDX_AB_UNLINKEDMAILID_SENTDATE" tableName="AB_UNLINKEDMAIL">
             <column name="SENTDATE" descending="true"/>
         </createIndex>
+        <!--
+        removed index since a index on such a large column cannot be created.
+        the maximum size of a column on mariaDB (nvarchar-column, utf8mb4, innodb-large-prefix=OFF, not nullable) is 190 which is too less for the sender information
+        therefor: do not create the index and leaf the column size the same
         <createIndex indexName="IDX_AB_UNLINKEDMAILID_SENDER" tableName="AB_UNLINKEDMAIL">
             <column name="SENDER"/>
         </createIndex>
+        -->
     </changeSet>
 </databaseChangeLog>