To the OP question about table start for IDPA, I read it as a SA gun safeties must be on no matter what.
http://www.uspsa.org/uspsa-rules.php USPSA rule LINK
http://www.idpa.com/compete/rules IDPA rule LINK
IDPA
2.8. All CoFs will be started with the pistol holstered, safeties engaged as required by different divisions, and hands clear of equipment including the concealment garment unless other positions for the pistol are stipulated in the CoF description, (table top, drawer, pack, purse, in the firing hand, etc.)
IDPA
8.2.3.1.6.1. Firearms designed for cocked and locked carry will start cocked and locked (hammer cocked, safety engaged).