Re: More outdated examples

I can find no suitable replacement for this example.  Can anyone else?

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Peter Eisentraut wrote:
> This example in User's Guide section 7.2 doesn't work anymore at all:
> 
> tgl=> select @ text '-4.5' as "abs";
>  abs
> -----
>  4.5
> (1 row)
> 
> What really happens is this:
> 
> => select @ text '-4.5' as "abs";
> ERROR:  Unable to identify a prefix operator '@' for type 'text'
>         You may need to add parentheses or an explicit cast
> 
> Again, delete or new example?
> 
> -- 
> Peter Eisentraut   peter_e@gmx.net
> 
> 
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