class.ext_update.php

<?php

/**
 * Class ext_update
 * Performs update tasks for extension Fluidcontent
 */
// @codingStandardsIgnoreStart
class ext_update
{

    /**
     * @return boolean
     */
    public function access()
    {
        return true;
    }

    /**
     * @return string
     */
    public function main()
    {
        $GLOBALS['TYPO3_DB']->exec_TRUNCATEquery('cf_extbase_reflection');
        $GLOBALS['TYPO3_DB']->exec_TRUNCATEquery('cf_extbase_reflection_tags');
        $GLOBALS['TYPO3_DB']->exec_TRUNCATEquery('cf_extbase_object');
        $GLOBALS['TYPO3_DB']->exec_TRUNCATEquery('cf_extbase_object_tags');
        $GLOBALS['TYPO3_DB']->exec_UPDATEquery(
            'tt_content',
            'CType = \'fed_fce\'',
            ['CType' => 'fluidcontent_content']
        );

        return $GLOBALS['TYPO3_DB']->sql_affected_rows().' rows have been updated';
    }
}