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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE schema SYSTEM "../../dtd/xmlSchema.dtd">

<!--
  * xml/schema/tombstone.xml
  *
  * Copyright (c) 2014-2021 Simon Fraser University
  * Copyright (c) 2000-2021 John Willinsky
  * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
  *
  * Tombstone schema in XML.
  * XML-BASED DESCRIPTORS ARE DEPRECATED AND SHOULD NOT BE EDITED.
  -->

<schema version="0.2">
	
	<!--
	  *
	  * TABLE data_object_tombstones
	  *
	  -->
	<table name="data_object_tombstones">
		<field name="tombstone_id" type="I8">
			<KEY />
			<AUTOINCREMENT />
		</field>
		<field name="data_object_id" type="I8">
			<NOTNULL />
		</field>
		<field name="date_deleted" type="T">
			<NOTNULL />
		</field>
		<field name="set_spec" type="C2" size="255">
			<NOTNULL />
		</field>
		<field name="set_name" type="C2" size="255">
			<NOTNULL />
		</field>
		<field name="oai_identifier" type="C2" size="255">
			<NOTNULL />
		</field>
		<descr>Unnavailable data object tombstones.</descr>
		<index name="data_object_tombstones_data_object_id">
			<col>data_object_id</col>
		</index>
	</table>
	
	<!--
	 *
	 * TABLE data_object_tombstone_settings
	 *
	 -->
	<table name="data_object_tombstone_settings">
		<field name="tombstone_id" type="I8">
			<NOTNULL/>
		</field>
		<field name="locale" type="C2" size="14">
			<NOTNULL/>
			<DEFAULT VALUE=""/>
		</field>
		<field name="setting_name" type="C2" size="255">
			<NOTNULL/>
		</field>
		<field name="setting_value" type="X"/>
		<field name="setting_type" type="C2" size="6">
			<NOTNULL/>
			<descr>(bool|int|float|string|object)</descr>
		</field>
		<descr>Data object tombstone settings.</descr>
		<index name="data_object_tombstone_settings_tombstone_id">
			<col>tombstone_id</col>
		</index>
		<index name="data_object_tombstone_settings_pkey">
			<col>tombstone_id</col>
			<col>locale</col>
			<col>setting_name</col>
			<UNIQUE />
		</index>
	</table>
	
	<!--
	  *
	  * TABLE data_object_tombstone_oai_set_objects
	  *
	  -->
	<table name="data_object_tombstone_oai_set_objects">
		<field name="object_id" type="I8">
			<KEY />
			<AUTOINCREMENT />
		</field>
		<field name="tombstone_id" type="I8">
			<NOTNULL />
		</field>
		<field name="assoc_type" type="I8">
			<NOTNULL />
		</field>
		<field name="assoc_id" type="I8">
			<NOTNULL />
		</field>
		<descr>Objects that are part of a data object tombstone OAI set.</descr>
		<index name="data_object_tombstone_oai_set_objects_tombstone_id">
			<col>tombstone_id</col>
		</index>		
	</table>
</schema>