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Normalize away WITH statement

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Amos Bird 2021-01-06 19:21:55 +08:00
parent b6a5d2f8e9
commit 9546e61bd4
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3
src/Interpreters/TreeRewriter.cpp
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@ -782,6 +782,9 @@ TreeRewriterResultPtr TreeRewriter::analyzeSelect(
normalize(query, result.aliases, settings);
// After normalization, we don't need WITH statement anymore
select_query->setExpression(ASTSelectQuery::Expression::WITH, {});
/// Remove unneeded columns according to 'required_result_columns'.
/// Leave all selected columns in case of DISTINCT; columns that contain arrayJoin function inside.
/// Must be after 'normalizeTree' (after expanding aliases, for aliases not get lost)