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@@ -0,0 +1,15 @@
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+#option('showMetaInGraph', true);
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+layout := {unsigned u1};
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+ds := dataset([{3},{2},{1}], layout);
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+key := index(ds, {u1},{}, '~dskaggs::delete::key');
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+
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+dsSort := sort(ds, u1);
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+dsJoin := join(dsSort, key,
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+ keyed(left.u1 = right.u1),
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+ transform(left), keyed, unordered);
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+dsSort2 := sort(dsJoin, u1);
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+
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+sequential(
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+ build(key, overwrite),
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+ output(dsSort2,, '~dskaggs::delete::dsSort2', overwrite),
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+);
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