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Merge pull request #4115 from 4ertus2/ast

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Fix "Unknown identifier" in lambda
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alexey-milovidov 2019-01-22 02:28:13 +03:00 committed by GitHub
commit be762f58e1
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3 changed files with 6 additions and 1 deletions
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2
dbms/src/Interpreters/RequiredSourceColumnsVisitor.cpp
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@ -157,7 +157,7 @@ void RequiredSourceColumnsMatcher::visit(const ASTFunction & node, const ASTPtr
local_aliases.push_back(name);
/// visit child with masked local aliases
visit(node.arguments->children[1], data);
RequiredSourceColumnsVisitor(data).visit(node.arguments->children[1]);
for (const auto & name : local_aliases)
data.private_aliases.erase(name);

0
dbms/tests/queries/0_stateless/00819_ast_refactoring_bugs.reference Normal file
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5
dbms/tests/queries/0_stateless/00819_ast_refactoring_bugs.sql Normal file
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@ -0,0 +1,5 @@
CREATE TABLE IF NOT EXISTS test.sign (Sign Int8, Arr Array(Int8)) ENGINE = Memory;
SELECT arrayMap(x -> x * Sign, Arr) FROM test.sign;
DROP TABLE test.sign;