<?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="test_table" resource="default" comment="Test Table"> <column xsi:type="int" name="page_id" nullable="false" /> <column xsi:type="varchar" name="email" nullable="false" /> <column xsi:type="varchar" name="title" /> <constraint xsi:type="primary" referenceId="PRIMARY"> <column name="page_id" /> <column name="email" /> </constraint> </table> </schema>