Dev Kumkar escribió:
> But what I am asking here is if an alias name is provided be it upper case,
> lower case, or a mix then shouldn't it be preserved as as it is given. All
> this talk is when alias names are unquoted, when quoted then its standard
> behavior as seen in other databases.
Aliases are treated just like any other identifier. The downcasing
happens in the lexer (src/backend/parser/scan.l), which is totally
unaware of the context in which this is happening; so there's no way to
tweak the downcasing behavior for only aliases and not other
identifiers.
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