I've zipped the results of EXPLAIN INSERT INTO "tblSummary" SELECT * FROM "qrySummary"; for my case. It's a zip file that I've renamed to .txt in order to get around the attachment being blocked by certain mail servers.
PK yÖ4¨y?ï ?ý explain.txtí]]oÇÕ¾/Ðÿ@(? É`ç{ÖHHvÓº¯å:? ½)i#?H?¢Ú¸ýíïì??ý??%?»3+>Ö?¤¨3g¾Î?ó?3?üø§?½{òî÷¿ûózu{ruµÎ®æ?l6ûâbu·ù?`BQ?¦Ï#LgëÕî¾¥?Íþ³¸Ü|ú?$äËßÿn6ûú»Ùì|µÞx?¤?Hßo?ßÿ¿ìóËÙ?_×?ßÿp?mÞϯ²»èÅÙüâÓb?½yýâ+ûÍ÷ëÅrójuû¹xûöþçëÅz±ùùúÕêzµÎ?Q<俪_<¿¿½½^dÅëæ¹|ë«eñ?ùÏò¥â»áÃïæ7Yùçÿ¾È®/õKð³ó7onV˳l~w¿În²å¦%aþnñZÝê\s?ß}?½Í~ÙÌþºZ,:L¸d??R??"?ôëP|ß«Õòòåì?«{Ý?Fcµ?fßÎ^,?ËîËÖ÷<$E 7²%?°®l8¥ÖwöHX*»#`ýªç»?#.K)?HjI©¤ç?NYó1Ò´|©÷»rYϲõUæ?3AL9)¢Ø?S²ÞïÀ·wÅ-f@G^óÚ_Z?íÖ±HõÈÙ%'H?ë?Br#½H·øC?V¶lÄìäÝëF?ë£ùéúÕîç???5úÊ׿ܺ=ú©?IÊQ¢ûZ?§?q¤?úâ[ÿ9@ôZôéN¦iªWªWD¬¬°@X¸t?ùGÑ _?J¤©´ÐcBA?´õ?Ú[ËöB?;?ׯAõÎ&óa&S) C?Ùê?b?¿?Ô?k¢O½?Ð$?(aZ½?0ªônGlõ µ³?É*Чj"??zsÖ?~??R=¢ªNö$`â ô©'?i{Næ{<NK1RÜV;ße}õáY(ÐÓ©÷J"AJ?V¹6°Ýl?úixFÝ