thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-11-28 02:21:59 +00:00
Code Issues Packages Projects Releases Wiki Activity

dbms: fixed error with ARRAY JOIN and UNION ALL [#METR-18646].

Browse Source
This commit is contained in:
Alexey Milovidov 2015-11-05 03:42:18 +03:00
parent 1a01606bf6
commit c3a196904f
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
dbms/src/Interpreters/ExpressionAnalyzer.cpp
View File

@ -1440,8 +1440,14 @@ void ExpressionAnalyzer::getArrayJoinedColumns()
ASTs & query_asts = select_query->children;
for (const auto & ast : query_asts)
{
/// Не опускаемся в подзапросы и UNION.
if (typeid_cast<const ASTSelectQuery *>(ast.get()))
continue;
if (ast != select_query->array_join_expression_list)
getArrayJoinedColumnsImpl(ast);
}
/// Если результат ARRAY JOIN не используется, придется все равно по-ARRAY-JOIN-ить какой-нибудь столбец,
/// чтобы получить правильное количество строк.
@ -1514,7 +1520,7 @@ void ExpressionAnalyzer::getArrayJoinedColumnsImpl(ASTPtr ast)
else
{
for (auto & child : ast->children)
if (!typeid_cast<ASTSelectQuery *>(&*child))
if (!typeid_cast<const ASTSelectQuery *>(&*child))
getArrayJoinedColumnsImpl(child);
}
}