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Hash join: Difference between revisions
→{{header|Groovy}}
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Line 445:
<lang Groovy>
def hashJoin(s, r, col) {
def hashed = s.groupBy { sItem -> sItem
def q = [] as Set
r.each { rItem ->
def join = hashed[rItem
join.each { sItem ->
q << sItem.plus(rItem)
Line 476:
[name: 'Glory', nemesis: 'Buffy']]
hashJoin(s, r, "name").sort {it.name}.each { println it }
</pre>
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