moodle/mod/assign/feedback/file/db/install.xml

<?xml version="1.0" encoding="UTF-8" ?>
<XMLDB PATH="mod/assign/feedback/file/db" VERSION="20120423" COMMENT="XMLDB file for Moodle mod/assign/feedback/file"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:noNamespaceSchemaLocation="../../../../../lib/xmldb/xmldb.xsd"
>
  <TABLES>
    <TABLE NAME="assignfeedback_file" COMMENT="Stores info about the number of files submitted by a student.">
      <FIELDS>
        <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true" NEXT="assignment"/>
        <FIELD NAME="assignment" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" PREVIOUS="id" NEXT="grade"/>
        <FIELD NAME="grade" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" PREVIOUS="assignment" NEXT="numfiles"/>
        <FIELD NAME="numfiles" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="The number of files uploaded by a grader." PREVIOUS="grade"/>
      </FIELDS>
      <KEYS>
        <KEY NAME="primary" TYPE="primary" FIELDS="id" COMMENT="Unique id for this feedback value." NEXT="assignment"/>
        <KEY NAME="assignment" TYPE="foreign" FIELDS="assignment" REFTABLE="assign" REFFIELDS="id" COMMENT="The assignment instance this feedback relates to." PREVIOUS="primary" NEXT="grade"/>
        <KEY NAME="grade" TYPE="foreign" FIELDS="grade" REFTABLE="assign_grades" REFFIELDS="id" COMMENT="The grade instance this feedback relates to." PREVIOUS="assignment"/>
      </KEYS>
    </TABLE>
  </TABLES>
</XMLDB>