T
Thomas Mercer-Hursh
Guest
Even if there was an infinitesimal performance gain, I would argue against this practice as it confuses the next programmer to work on the code. The appearance is of non-unique records of which one is getting the first one. It that were actually done, it would be a violation of normal form. If the find is actually unique, one is confusing the programmer, who may not have advance knowledge of the related schema. But, I also oppose define buffer customer for customer. By using unique names you make it immediately clear where the scope of that buffer is.
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