Setup a console command to bypass PHP memory_limit and max_execution_time limits

src/console/controllers/DefaultController.php

@@ -0,0 +1,57 @@
+<?php
+namespace carlcs\deleteentryversions\console\controllers;
+
+use Craft;
+use yii\console\Controller;
+use yii\helpers\Console;
+use craft\db\Query;
+
+class DefaultController extends Controller
+{
+    /**
+     * Deletes all but the most recent entry versions for each entry.
+     *
+     * @return Response
+     * @throws ForbiddenHttpException
+     */
+    public function actionIndex()
+    {
+        // Get the most recent entry versions for each entry
+        $subQuery = (new Query())
+            ->select('entryId, siteId, max(dateCreated) MaxDateCreated')
+            ->from('{{%entryversions}}')
+            ->groupBy('entryId, siteId');
+
+        $query = (new Query())
+            ->select('e.id')
+            ->from('{{%entryversions}} e')
+            ->innerJoin(['g' => $subQuery], [
+                'and',
+                'e.entryId = g.entryId',
+                'e.siteId = g.siteId',
+                'e.dateCreated = g.MaxDateCreated'
+            ]);
+
+        $ids = $query->column();
+
+        // Delete all other versions
+        $count = Craft::$app->getDb()->createCommand()
+            ->delete('{{%entryversions}}', ['not in', 'id', $ids])
+            ->execute();
+
+        if (!$count) {
+            echo Craft::t('delete-entry-versions', 'No entry versions exist yet.');
+
+            return false;
+        }
+
+        // Update the latest versions’ version number
+        Craft::$app->getDb()->createCommand()
+            ->update('{{%entryversions}}', ['num' => 1])
+            ->execute();
+
+        echo Craft::t('delete-entry-versions', '{count} entry versions deleted.', ['count' => $count]);
+
+        return true;
+    }
+}