> Attached version removes the non-nulls array. That seems to speed > everything up. Running the above query with 1 million rows averages 450ms, > similar when using lead/lag. Great. However, CFbot complains about the patch: https://cirrus-ci.com/task/6364194477441024 Best reagards, -- Tatsuo Ishii SRA OSS K.K. English: http://www.sraoss.co.jp/index_en/ Japanese:http://www.sraoss.co.jp
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