kamailio/lib/srdb1/schema/version.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE table PUBLIC "-//kamailio.org//DTD DBSchema V1.1//EN"
    "http://kamailio.org/pub/kamailio/dbschema/dtd/1.1/dbschema.dtd"[
    <!ENTITY % entities SYSTEM "entities.xml">
    %entities;

]>

<table id="version" xmlns:xi="http://www.w3.org/2001/XInclude">
    <name>version</name>
    <type db="mysql">&MYSQL_TABLE_TYPE;</type>

    <column id="tn">
        <name>table_name</name>
        <type>string</type>
        <size>32</size>
        <natural/>
    </column>
    <column id="tv">
        <name>table_version</name>
        <type>unsigned int</type>
        <default>0</default>
    </column>
</table>