File1:
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apples,pears,bananas,oranges,grapefruit,watermelon,pineapple
epples,pears,bananas,oranges,grapefruit,watermelon,pineapple
epples,paars,bananas,oranges,grapefruit,watermelon,pineapple
graby,epples,bananas,oranges,grapefruit,watermelon,pineapple
File2:
----------------------------
pearsrs,apples,bananers,orangas,grapefruit,graby,pineapples
apples,pears,bandanas,orangatangs,grapefruit,watermelon,wineapple
Wanted output: (File1: appended: only add records when fields 1, 2, 5 and 6 DO NOT match)
-----------------------------
apples,pears,bananas,oranges,grapefruit,watermelon,pineapple
epples,pears,bananas,oranges,grapefruit,watermelon,pineapple
epples,paars,bananas,oranges,grapefruit,watermelon,pineapple
graby,epples,bananas,oranges,grapefruit,watermelon,pineapple
pearsrs,apples,bananers,orangas,grapefruit,graby,pineapples