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Michael Mior commented on CALCITE-1824:
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Fixed in
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Julian Hyde commented on CALCITE-1824:
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My first rewrite duplicated rows before the Aggregate. My
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Feng Zhu commented on CALCITE-1824:
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>From my understanding, you have the same meaning.
But current
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Vladimir Sitnikov commented on CALCITE-1824:
Can you please double-check?
I'm sure both my
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Julian Hyde commented on CALCITE-1824:
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Yes, it's different because we would duplicate rows after
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Vladimir Sitnikov commented on CALCITE-1824:
{quote}for every row in the result for which
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Julian Hyde commented on CALCITE-1824:
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A more efficient rewrite just occurred to me. We could
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Vladimir Sitnikov commented on CALCITE-1824:
{quote} you'll end up with something involving
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Julian Hyde commented on CALCITE-1824:
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Yes, we support LATERAL. But LATERAL followed by a
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Feng Zhu commented on CALCITE-1824:
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Yes, your are right. In calcite, we can use lateral and unnest.
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Vladimir Sitnikov commented on CALCITE-1824:
What do you mean by "we do not support lateral
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Feng Zhu commented on CALCITE-1824:
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Thanks [~vladimirsitnikov], rewriting to UNION-ALL is more
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Feng Zhu commented on CALCITE-1824:
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{quote}The problem with UNION ALL is that it duplicates the
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Julian Hyde commented on CALCITE-1824:
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I'm not arguing. Both our approaches work.
> GROUP_ID
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Vladimir Sitnikov commented on CALCITE-1824:
{quote}The problem with UNION ALL is that it
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Julian Hyde commented on CALCITE-1824:
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By the way, GROUP BY ... GROUPING SETS (i.e. Aggregate
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Julian Hyde commented on CALCITE-1824:
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The problem with UNION ALL is that it duplicates the input
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Vladimir Sitnikov commented on CALCITE-1824:
How about rewriting non-zero grouping cases
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Feng Zhu commented on CALCITE-1824:
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Thanks [~julianhyde], it sounds like a feasible solution.
I'd
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Julian Hyde commented on CALCITE-1824:
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Could this be done as a rewrite? The second query above
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