kamailio/lib/srdb1/schema/re_grp.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="re_grp" xmlns:db="http://docbook.org/ns/docbook">
    <name>re_grp</name>
    <version>1</version>
    <type db="mysql">&MYSQL_TABLE_TYPE;</type>
    <description>
        <db:para> This table is used by the group module to check membership based on regular expressions. More information about the group module can be found at: &KAMAILIO_MOD_DOC;group.html
        </db:para>
    </description>

    <column id="id">
        <name>id</name>
        <type>unsigned int</type>
        <size>&table_id_len;</size>
        <autoincrement/>
        <primary/>
        <type db="dbtext">int,auto</type>
        <description>unique ID</description>
    </column>

    <column>
        <name>reg_exp</name>
        <type>string</type>
        <size>128</size>
        <description>Regular expression</description>
        <default/>
    </column>

    <column id="group_id">
        <name>group_id</name>
        <type>int</type>
        <size>11</size>
        <default>0</default>
        <description>Group ID</description>
        <natural/>
    </column>

    <index>
        <name>group_idx</name>
        <colref linkend="group_id"/>
    </index>

</table>