From: Date: January 3 2008 8:21pm Subject: Re: what should an assert_efficient_sql check for? List-Archive: http://lists.mysql.com/internals/35256 Message-Id: <477D35C7.4030309@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit > 10000 < explanation['rows'] ) || Curiously, why would a select-all over 1535 records return 1164 rows? Is that just because >300 were already buffered in memory?