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dbms: fixed error with max_subquery_depth and GLOBAL subqueries [#METR-19569].

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This commit is contained in:
Alexey Milovidov 2015-12-25 04:37:17 +03:00
parent f1f3619df4
commit ce70e528e0
3 changed files with 8 additions and 1 deletions
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2
dbms/src/Interpreters/ExpressionAnalyzer.cpp
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@ -333,7 +333,7 @@ void ExpressionAnalyzer::addExternalStorage(ASTPtr & subquery_or_table_name)
external_table_name = "_data" + toString(external_table_id);
}
SharedPtr<InterpreterSelectQuery> interpreter = interpretSubquery(subquery_or_table_name, context, subquery_depth + 1, {});
SharedPtr<InterpreterSelectQuery> interpreter = interpretSubquery(subquery_or_table_name, context, subquery_depth, {});
Block sample = interpreter->getSampleBlock();
NamesAndTypesListPtr columns = new NamesAndTypesList(sample.getColumnsList());

3
dbms/tests/queries/0_stateless/00293_max_subquery_depth.reference Normal file
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@ -0,0 +1,3 @@
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dbms/tests/queries/0_stateless/00293_max_subquery_depth.sql Normal file
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@ -0,0 +1,4 @@
SET max_subquery_depth = 3;
SELECT 1 FROM remote('127.0.0.{1,2}', system.one) WHERE 1 GLOBAL IN (SELECT 1 FROM remote('127.0.0.{1,2}', system.one) WHERE 1 GLOBAL IN (SELECT 1 FROM remote('127.0.0.{1,2}', system.one) WHERE 1 GLOBAL IN (SELECT 1 FROM remote('127.0.0.{1,2}', system.one))));
SELECT 2 FROM system.one WHERE 1 IN (SELECT 1 FROM system.one WHERE 1 IN (SELECT 1 FROM system.one WHERE 1 IN (SELECT 1 FROM system.one)));