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Document: how CEP query can be rewritten in SQL #2584

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lmatz opened this issue Sep 6, 2024 · 0 comments
Open

Document: how CEP query can be rewritten in SQL #2584

lmatz opened this issue Sep 6, 2024 · 0 comments

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@lmatz
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lmatz commented Sep 6, 2024 •
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My take is that as long as the CEP query does not involve a pattern expressed by regex expression such as * or +, which requires an NFA to do the matching, then it can be converted into some over-window function in pure SQL. cc: @st1page @yingjunwu
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