[HOY-418] Reindexing by schedule - never delete all changelog rows

See magento/magento2#13577

Patch-Magento_Framework-mview-changelog-increment.patch

@@ -0,0 +1,19 @@
+--- a/Mview/View/Changelog.php
++++ b/Mview/View/Changelog.php
+@@ -121,7 +121,15 @@ public function clear($versionId)
+             throw new ChangelogTableNotExistsException(new Phrase("Table %1 does not exist", [$changelogTableName]));
+         }
+
+-        $this->connection->delete($changelogTableName, ['version_id <= ?' => (int)$versionId]);
++        // It's important we don't clear the latest value in the table.
++        // On restart, common versions of MySQL will reset the increment_id.
++        // This can be removed once the minimum requirements are raised to:
++        //  * MySQL/Percona 8.0
++        //  * MariaDB 10.2.3
++        $latestVersionId = $this->getVersion();
++        $deleteVersionId = $versionId >= $latestVersionId ? $latestVersionId - 1 : $versionId;
++
++        $this->connection->delete($changelogTableName, ['version_id <= ?' => (int)$deleteVersionId]);
+
+         return true;
+     }

README.md

@@ -15,6 +15,9 @@ Full example:
             "amasty/module-improved-layered-navigation-root": {
                 "Fix: Remove unnecessary configurable block": "https://raw.githubusercontent.com/ConvertGroupsAS/magento2-patches/master/Patch-Amasty-ImprovedLayeredNavigationRoot-M2.1.4-block-configurable.patch"
             },
+            "magento/framework": {
+                "Pull request: https://github.com/magento/magento2/pull/13577": "https://raw.githubusercontent.com/ConvertGroupsAS/magento2-patches/master/Patch-Magento_Framework-mview-changelog-increment.patch"
+            },
             "magento/magento2-base": {
                 "Fix MAGE_DIRS for CLI": "https://raw.githubusercontent.com/ConvertGroupsAS/magento2-patches/master/Patch-Magento_Base-cli.patch",
                 "Fix FotoramaJS for single frame": "https://raw.githubusercontent.com/ConvertGroupsAS/magento2-patches/master/Patch-Magento-FotoramaJS-M2.1.0-enable-single-frame.patch",