A mix of the two seems to help
SELECT @HOLDER = ID
FROM #testEnvironment
WHERE CHARINDEX('.', yourData COLLATE Latin1_General_BIN2 , CHARINDEX('.', yourData COLLATE Latin1_General_BIN2) + 1) = 0;
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Deja View - The strange feeling that somewhere, sometime you've optimised this query before
How to get the best help on a forum
http://www.sqlservercentral.com/articles/Best+Practices/61537