Show HN: modern relational algebra(try-alf.org)
try-alf.org
Show HN: modern relational algebra
http://www.try-alf.org/?src=Z3JvdXAoc3VwcGxpZXJzLCBbOnNpZCwgOm5hbWUsIDpzdGF0dXNdLCA6aW5fY2l0eSk
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http://www.try-alf.org/?src=Z3JvdXAoc3VwcGxpZXJzLCBbOnNpZCwgOm5hbWUsIDpzdGF0dXNdLCA6aW5fY2l0eSk
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