[bugfix](memoryleak) close expr after it is pushdown to storage layer#18849

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yiguolei merged 1 commit intoapache:branch-1.2-ltsfrom yiguolei:branch-1.2-lts

Apr 20, 2023

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Commits on Apr 20, 2023

[bugfix](memoryleak) close expr after it is pushdown to storage layer
Doris-Extras
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