Fatal error: Out of memory (allocated 14680064) (tried to allocate 16384 bytes) in /var/www/live/vendor/magento/framework/DB/Statement/Pdo/Mysql.php on line 91

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 2014 Cannot execute queries while other unbuffered queries are active. Consider using PDOStatement::fetchAll(). Alternatively, if your code is only ever going to run against mysql, you may enable query buffering by setting the PDO::MYSQL_ATTR_USE_BUFFERED_QUERY attribute. in /var/www/live/vendor/magento/framework/DB/Statement/Pdo/Mysql.php:91 Stack trace: #0 /var/www/live/vendor/magento/framework/DB/Statement/Pdo/Mysql.php(91): PDOStatement->execute(Array) #1 /var/www/live/vendor/magento/framework/DB/Statement/Pdo/Mysql.php(107): Magento\Framework\DB\Statement\Pdo\Mysql->Magento\Framework\DB\Statement\Pdo\{closure}() #2 /var/www/live/vendor/magento/framework/DB/Statement/Pdo/Mysql.php(92): Magento\Framework\DB\Statement\Pdo\Mysql->tryExecute(Object(Closure)) #3 /var/www/live/vendor/magento/zendframework1/library/Zend/Db/Statement.php(303): Magento\Framework\DB\Statement\Pdo\Mysql->_execute(Array) #4 /var/www/live/vendor/magento/zendframework1/library/Ze in /var/www/live/vendor/magento/framework/DB/Statement/Pdo/Mysql.php on line 110