https://community.appian.com/discussions/f/data/30345/cdt-and-databaseHi All, We are using MariaDB. Is it mandatory to provide after keyword in alter table query while adding new column? We are moving from lower environment to higher environment. In lower environment, the columns are in a certain order and in higher environmenten-USTelligent Community 12https://community.appian.com/thread/120625?ContentTypeID=1Tue, 17 Oct 2023 11:16:12 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:f4b4ae64-ce0c-4ce9-9bb8-8620126fc5bbsarathkumar13<p>Thanks dinesh<br />that helps</p><div style="clear:both;"></div>https://community.appian.com/thread/120624?ContentTypeID=1Tue, 17 Oct 2023 11:13:51 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:0c4eca32-4474-4f39-9750-a862c3d9bc2edineshd0003<p>Hi Sarath,<br /><br />To answer your first question its not mandatory to give First/After&nbsp; Keyword unless you want to add the columns in particular order.<br /><br />For Publishing your datastore the order of the columns doesn&#39;t matter where as only the column definitions should match with your CDT XSD Definition.<br /><br />Hope this answers your question.</p><div style="clear:both;"></div>