On 20 August 2010 12:46, Magnus Hagander <mag...@hagander.net> wrote:
> This code-pattern appears many times in pgstatfuncs.c:
>
> Datum
> pg_stat_get_blocks_fetched(PG_FUNCTION_ARGS)
> {
> Oid relid = PG_GETARG_OID(0);
> int64 result;
> PgStat_StatTabEntry *tabentry;
>
> if ((tabentry = pgstat_fetch_stat_tabentry(relid)) == NULL)
> result = 0;
> else
> result = (int64) (tabentry->blocks_fetched);
>
> PG_RETURN_INT64(result);
> }
>
>
> Why do we assign this to "result" and then return, why not just:
> if ((tabentry = pgstat_fetch_stat_tabentry(relid)) == NULL)
> PG_RETURN_INT64(0);
> else
> PG_RETURN_INT64(tabentry->blocks_fetched);
>
>
> --
And then drop the "int64 result;" declaration as a result.
--
Thom Brown
Registered Linux user: #516935
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