nd_stats_value_index()

static int nd_stats_value_index ( const ND_STATS *  stats, const int *  indexes  )

inlinestatic

Definition at line 82 of file gserialized_estimate_support.h.

{
        int d;
        int accum = 1;
        int vdx = 0;
 
        for (d = 0; d < (int)(stats->ndims); d++)
        {
                int size = (int)(stats->size[d]);
                if (indexes[d] < 0 || indexes[d] >= size)
                        return -1;
                vdx += indexes[d] * accum;
                accum *= size;
        }
        return vdx;
}

References ND_STATS_T::ndims, and ND_STATS_T::size.

Referenced by compute_gserialized_stats_mode(), estimate_join_selectivity(), estimate_selectivity(), and nd_stats_indexing_behaviour().

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