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Re: REg - Hivesudha sadhasivam 2012-10-22, 04:14
Yes
We need to find the names of columns (table metadata) that have particular values. "select * from table where anycolumn like/equal newyork" and then see the column definition/name where it occurs. Kindly let us know whether it is possible Thanking you Dr G Sudha --- On Fri, 10/19/12, Nitin Pawar <[EMAIL PROTECTED]> wrote: From: Nitin Pawar <[EMAIL PROTECTED]> Subject: Re: REg - Hive To: [EMAIL PROTECTED] Cc: "common-ser-group" <[EMAIL PROTECTED]>, "hadoop users" <[EMAIL PROTECTED]> Date: Friday, October 19, 2012, 3:49 PM do you mean to say you want to say "select * from table where anycolumn like/equal newyork" ? and then see the column definition/name where it occurs ? On Fri, Oct 19, 2012 at 3:43 PM, sudha sadhasivam <[EMAIL PROTECTED]> wrote: > Sir > > In our system, we need hive query to retrieve the field name where a particular data item belongs > For example, if we have a table having location information, when queried for New York, the query should retuen the field names where New York occurs like "City", "Administrative division" etc. > > Kindly inform whether it is possible to retrieve meta-data information for a particular field value in Hive > Thanking you > G Sudha -- Nitin Pawar |