Re: Error in Adding All Tables

Joshua D. Drake <jd@commandprompt.com> schrieb:

> salman Sheikh wrote:
>>
>>
>> Hi freinds,
>> i wanted to add my all tables once in MFC application,
>>
>> i have a databank,which has 11 tables and i want to add them all togather.
>>
>>  After Adding all tables, it shows me always this errors by debugging.
>>
>>
>> ERROR: column reference "ctid" is ambiguous;
>> Error while executing the query
>
> This means you did this:
>
> SELECT ctid,ctid from table1, table2
>
> But it doesn't know which ctid belongs to which table. You need to use
> aliases or dotted notation.

For the example above, for instance:

select a.ctid, b.ctid from table1 a, table2 b ... (if you want this
columns)


Andreas
--
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