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<?xml version="1.0"?>
<!--
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
-->
<schema xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="urn:magento:framework:Setup/Declaration/Schema/etc/schema.xsd">
<table name="queue" resource="default" engine="innodb" comment="Table storing unique queues">
<column xsi:type="int" name="id" unsigned="true" nullable="false" identity="true"
comment="Queue ID"/>
<column xsi:type="varchar" name="name" nullable="true" length="255" comment="Queue name"/>
<constraint xsi:type="primary" referenceId="PRIMARY">
<column name="id"/>
</constraint>
<constraint xsi:type="unique" referenceId="QUEUE_NAME">
<column name="name"/>
</constraint>
</table>
<table name="queue_message" resource="default" engine="innodb" comment="Queue messages">
<column xsi:type="bigint" name="id" unsigned="true" nullable="false" identity="true"
comment="Message ID"/>
<column xsi:type="varchar" name="topic_name" nullable="true" length="255" comment="Message topic"/>
<column xsi:type="longtext" name="body" nullable="true" comment="Message body"/>
<constraint xsi:type="primary" referenceId="PRIMARY">
<column name="id"/>
</constraint>
</table>
<table name="queue_message_status" resource="default" engine="innodb"
comment="Relation table to keep associations between queues and messages">
<column xsi:type="bigint" name="id" unsigned="true" nullable="false" identity="true"
comment="Relation ID"/>
<column xsi:type="int" name="queue_id" unsigned="true" nullable="false" identity="false"
comment="Queue ID"/>
<column xsi:type="bigint" name="message_id" unsigned="true" nullable="false" identity="false"
comment="Message ID"/>
<column xsi:type="timestamp" name="updated_at" on_update="true" nullable="false" default="CURRENT_TIMESTAMP"
comment="Updated At"/>
<column xsi:type="smallint" name="status" unsigned="true" nullable="false" identity="false"
comment="Message status in particular queue"/>
<column xsi:type="smallint" name="number_of_trials" unsigned="true" nullable="false"
identity="false" default="0" comment="Number of trials to processed failed message processing"/>
<constraint xsi:type="primary" referenceId="PRIMARY">
<column name="id"/>
</constraint>
<constraint xsi:type="foreign" referenceId="QUEUE_MESSAGE_STATUS_MESSAGE_ID_QUEUE_MESSAGE_ID"
table="queue_message_status" column="message_id" referenceTable="queue_message" referenceColumn="id"
onDelete="CASCADE"/>
<constraint xsi:type="foreign" referenceId="QUEUE_MESSAGE_STATUS_QUEUE_ID_QUEUE_ID" table="queue_message_status"
column="queue_id" referenceTable="queue" referenceColumn="id" onDelete="CASCADE"/>
<constraint xsi:type="unique" referenceId="QUEUE_MESSAGE_STATUS_QUEUE_ID_MESSAGE_ID">
<column name="queue_id"/>
<column name="message_id"/>
</constraint>
<index referenceId="QUEUE_MESSAGE_STATUS_STATUS_UPDATED_AT" indexType="btree">
<column name="status"/>
<column name="updated_at"/>
</index>
</table>
</schema>