Datacage: Introduced <dc:virtual-column name="colname" type="type" expr="XPath"> dc:virtual-column can be used to virtual add or replace a column named 'colname' to the current result set. The value is determined by evaluating "XPath", the type is determined by "type" (possible values: number, bool, node, nodeset, string. defaults to string). Usage: <dc:virtual-column name="c" type="number" expr="$a+$b"> <dc:for-each> <dc:message>{$a} + {$b} = {$c}</dc:message> </dc:for-each> </dc:virtual-column> table a | b --+-- 1 | 2 3 | 4 will result in: 1 + 2 = 3 3 + 4 = 7

<?xml version="1.0" encoding="UTF-8" ?>
<seddb-database>
    <!-- This is the default SedDB db configuration. -->
    <user>sedb</user>
    <password>sedb</password>
    <dialect>org.hibernate.dialect.PostgreSQLDialect</dialect>
    <driver>org.postgresql.Driver</driver>
    <url>jdbc:postgresql://localhost:5432/seddb</url>
    <!--
    <connection-init-sqls>ALTER SESSION SET CURRENT_SCHEMA=SEDDB</connection-init-sqls>
    -->
</seddb-database>