magento-test/app/code/Magento/AdminAdobeIms/etc/db_schema.xml

<?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="admin_adobe_ims_webapi" resource="default" engine="innodb" comment="Admin Adobe IMS Webapi">
        <column xsi:type="int" name="id" unsigned="true" nullable="false" identity="true" comment="Entity ID"/>
        <column xsi:type="int" name="admin_user_id" unsigned="true" nullable="false" identity="false" default="0" comment="Admin User Id"/>
        <column xsi:type="varchar" name="access_token_hash" nullable="true" comment="Access Token Hash" length="255"/>
        <column xsi:type="text" name="access_token" nullable="true" comment="Access Token"/>
        <column xsi:type="timestamp" name="created_at" on_update="false" nullable="false" default="CURRENT_TIMESTAMP" comment="Created At"/>
        <column xsi:type="timestamp" name="updated_at" on_update="true" nullable="false" default="CURRENT_TIMESTAMP" comment="Updated At"/>
        <column xsi:type="timestamp" name="last_check_time" on_update="false" nullable="false" default="0" comment="Last check time"/>
        <column xsi:type="timestamp" name="access_token_expires_at" on_update="false" nullable="false" default="0" comment="Access Token Expires At"/>
        <index referenceId="ADMIN_ADOBE_IMS_WEBAPI_ADMIN_USER_ID" indexType="btree">
            <column name="admin_user_id"/>
        </index>
        <constraint xsi:type="primary" referenceId="PRIMARY">
            <column name="id"/>
        </constraint>
        <constraint xsi:type="unique" referenceId="ADMIN_ADOBE_IMS_WEBAPI_ACCESS_TOKEN_HASH">
            <column name="access_token_hash"/>
        </constraint>
        <constraint xsi:type="foreign" referenceId="ADMIN_ADOBE_IMS_WEBAPI_ADMIN_USER_ID_ADMIN_USER_USER_ID" table="admin_adobe_ims_webapi" column="admin_user_id" referenceTable="admin_user" referenceColumn="user_id" onDelete="CASCADE"/>
    </table>
</schema>