From: | Mike Charnoky <noky(at)nextbus(dot)com> |
---|---|
To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: convert custom datatype to array |
Date: | 2007-11-19 16:17:44 |
Message-ID: | 4741B728.5090004@nextbus.com |
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Thread: | |
Lists: | pgsql-general |
Thanks! That did the trick. For posterity, I was able to do the final
conversion using:
alter table mytable alter column mycolumn type float4[] using
string_to_array(trim(both '[]' from
textin(nbf4a_out(mycolumn))),',')::float4[];
Mike
Alvaro Herrera wrote:
> Mike Charnoky wrote:
>> OK, forgive my ignorance here, but the maintainer of our custom data
>> type code is no longer with us and this is new territory for me. We do
>> have a function which takes our custom data type and returns a cstring.
>> Is there a pg function which converts a cstring to text type? This
>> seems to be the missing link to eventually get the data to float4[].
>
> Sure, textin() does that.
>
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