when you set "gdk_debug" to 4 (for memory debugging), it causes the server to give empty lists to "select * from tables;" queries coming from Python DB API clients, but not when they come from mclient. Denham Quantitative Management LP 200 Clarendon Street, 25th Floor Boston, MA 02216 T: 617-587-5812 M: 617-909-7786 omri.schwarz@denhamcapital.com NOTICE: This e-mail message is intended for the named recipient(s) above and may contain confidential information. If you are not the intended recipient, you are hereby notified that any dissemination, distribution, or copying of this e-mail and any attachment(s) is strictly prohibited. If you have received this e-mail in error, please immediately notify the sender by replying to this e-mail and delete the message and any attachment(s) from your system. NO REPRESENTATION OR WARRANTY IS MADE TO ANY PERSON AS TO THE ACCURACY OR COMPLETENESS OF THE INFORMATION CONTAINED HEREIN. Denham Capital Management(sm) is a trademark of Denham Capital Management LP.