Re: decode, base64 problem - Mailing list pgsql-novice

From gmail Vladimir Koković
Subject Re: decode, base64 problem
Date
Msg-id f9b25b09-d63b-0106-8bba-25b792e763d4@gmail.com
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In response to Re: decode, base64 problem  ("David G. Johnston" <david.g.johnston@gmail.com>)
Responses Re: decode, base64 problem  ("David G. Johnston" <david.g.johnston@gmail.com>)
List pgsql-novice


On 22.5.20. 18:04, David G. Johnston wrote:
What makes you believe that you should be able to get a decoded result after you've corrupted the encoded data?  You no longer have an encoded value, of any length, after doing substring - you now just have a sequence of five characters chosen from a subset of ASCII.

David J.


OK, I realized my mistake, but now I have a problem again:

select

encode(substring(lice, 110, 5),'base64') as Lokal0,

length(encode(substring(lice, 110, 5),'base64')) as Len05,

decode(encode(substring(lice, 110, 5),'base64')) as Lokal0decode
from grupa002.ispp_partner
where obrisan=0 and maticnibroj=30643;


ERROR:  42883: function decode(text) does not exist
LINE 19: decode(encode(substring(lice, 110, 5),'base64')) as Lokal0de...
         ^
HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
LOCATION:  ParseFuncOrColumn, parse_func.c:247


Vladimir Kokovic, DP senior (69)
Serbia, Belgrade, May 22, 2020


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