Bruce Momjian wrote:
> Jan Wieck wrote:
>>
>>
>> Bruce Momjian wrote:
>>
>> > Sounds good. I just think keywords in general are weird to use for
>> > quoting. We use "'" for quoting, so something similar like another
>> > operator combination would be nice. I have never been fond of the
>> > here-document approach, though I can see the value of doing
>> > here-documents in here-documents, though if we make the open and close
>> > of the quote string different <--, -->, we can still do that, no?
>> >
>>
>> The beauty of here-documents is that you specify your closing tag on a
>> per usage base and can vary that depending on the content you need to
>> enclose. Keep in mind that this literal mechanism is not only used for
>> PL/pgSQL, but for other languages like PL/Tcl and PL/Perl as well.
>> Imagine the pain for a Tcl programmer if we'd go with curly braces!
>
> Oh, non-SQL languages. OK, I agree, we need HERE documents, and I think
> we all agree it has to be done in the lexer.
>
Not only. psql by default sends the edit buffer when it encounters the
";". You don't want that to happen inside of the here document. So it
has to duplicate that logic.
Jan
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