[Backport 2.x] #639: allow metadata fields and score opensearch function (#228)#1508

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penghuo merged 2 commits into2.xfrom backport/backport-1456-to-2.x

Apr 12, 2023

+1,537-61

Commits on Apr 10, 2023

#639 : Support OpenSearch metadata fields and the score OpenSearch function (#228 ) (#1456 )

acarbonetto
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Commits on Apr 11, 2023

Fix AstExpressionBuilder.java in 2.x (#1515 )
acarbonetto
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