Some small tweaks to Red.#404

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xinminglai wants to merge 8 commits intoFCO:masterfrom

xinminglai:master

Commits on Nov 2, 2019

Commits on Nov 24, 2019

Merge remote-tracking branch 'fco/master'
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Commits on Dec 25, 2019

Merge remote-tracking branch 'fco/master'
xinminglai
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Commits on Jan 16, 2020

Use self.wildcard to implement the In with @array values.
xinminglai
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$data structure fix for Postgres, so it behave consistently with SQLite
xinminglai
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Use data-copy to prevent modify of immutable exception.
xinminglai
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