MobilityDB 1.3
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◆ span_joinsel_hist()

static Selectivity span_joinsel_hist ( VariableStatData *  vardata1,
VariableStatData *  vardata2,
bool  value,
meosOper  oper 
)
static

Calculate span operator selectivity using histograms of span bounds.

Note
This estimate is for the portion of values that are not NULL