nd_box_intersects()

static int nd_box_intersects ( const ND_BOX *  a, const ND_BOX *  b, int  ndims  )

static

Return TRUE if ND_BOX a overlaps b, false otherwise.

Definition at line 579 of file gserialized_estimate.c.

References FALSE, ND_BOX_T::max, ND_BOX_T::min, and TRUE.

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

{
        int d;
        for ( d = 0; d < ndims; d++ )
        {
                if ( (a->min[d] > b->max[d]) || (a->max[d] < b->min[d]) )
                        return FALSE;
        }
        return TRUE;
}

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