Merge branch 'master' into clickhouse-fix-msan-report-in-epoll

src/Analyzer/Resolve/QueryAnalyzer.cpp

@@ -1490,6 +1490,10 @@ void QueryAnalyzer::qualifyColumnNodesWithProjectionNames(const QueryTreeNodes &
         additional_column_qualification_parts = {table_expression_node->getAlias()};
     else if (auto * table_node = table_expression_node->as<TableNode>())
         additional_column_qualification_parts = {table_node->getStorageID().getDatabaseName(), table_node->getStorageID().getTableName()};
+    else if (auto * query_node = table_expression_node->as<QueryNode>(); query_node && query_node->isCTE())
+        additional_column_qualification_parts = {query_node->getCTEName()};
+    else if (auto * union_node = table_expression_node->as<UnionNode>(); union_node && union_node->isCTE())
+        additional_column_qualification_parts = {union_node->getCTEName()};
 
     size_t additional_column_qualification_parts_size = additional_column_qualification_parts.size();
     const auto & table_expression_data = scope.getTableExpressionDataOrThrow(table_expression_node);
@@ -4455,9 +4459,8 @@ void QueryAnalyzer::initializeTableExpressionData(const QueryTreeNodePtr & table
     {
         auto left_table_expression = extractLeftTableExpression(scope_query_node->getJoinTree());
         if (table_expression_node.get() == left_table_expression.get() &&
-            scope.joins_count == 1 &&
+            scope.joins_count == 1 && scope.context->getSettingsRef().single_join_prefer_left_table)
-            scope.context->getSettingsRef().single_join_prefer_left_table)
+                table_expression_data.should_qualify_columns = false;
-            table_expression_data.should_qualify_columns = false;
     }
 
     scope.table_expression_node_to_data.emplace(table_expression_node, std::move(table_expression_data));

tests/queries/0_stateless/00719_parallel_ddl_db.sh

@@ -5,7 +5,7 @@ CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
 # shellcheck source=../shell_config.sh
 . "$CURDIR"/../shell_config.sh
 
-DB_SUFFIX=$RANDOM
+DB_SUFFIX=${RANDOM}${RANDOM}${RANDOM}${RANDOM}
 ${CLICKHOUSE_CLIENT} --query "DROP DATABASE IF EXISTS parallel_ddl_${DB_SUFFIX}"
 
 function query()

tests/queries/0_stateless/02378_analyzer_projection_names.reference

@@ -443,6 +443,18 @@ SELECT '--';
 --
 DESCRIBE (WITH test_table_in_cte AS (SELECT id FROM test_table) SELECT id IN test_table_in_cte FROM test_table);
 in(id, test_table_in_cte)	UInt8					
+SELECT '--';
+--
+DESCRIBE (WITH test_table_in_cte_1 AS (SELECT 1 AS c1), test_table_in_cte_2 AS (SELECT 1 AS c1) SELECT *
+FROM test_table_in_cte_1 INNER JOIN test_table_in_cte_2 as test_table_in_cte_2 ON test_table_in_cte_1.c1 = test_table_in_cte_2.c1);
+test_table_in_cte_1.c1	UInt8					
+test_table_in_cte_2.c1	UInt8					
+SELECT '--';
+--
+DESCRIBE (WITH test_table_in_cte_1 AS (SELECT 1 AS c1), test_table_in_cte_2 AS (SELECT 1 AS c1 UNION ALL SELECT 1 AS c1) SELECT *
+FROM test_table_in_cte_1 INNER JOIN test_table_in_cte_2 as test_table_in_cte_2 ON test_table_in_cte_1.c1 = test_table_in_cte_2.c1);
+test_table_in_cte_1.c1	UInt8					
+test_table_in_cte_2.c1	UInt8					
 SELECT 'Joins';
 Joins
 DESCRIBE (SELECT * FROM test_table_join_1, test_table_join_2);

tests/queries/0_stateless/02378_analyzer_projection_names.sql

@@ -408,6 +408,16 @@ SELECT '--';
 
 DESCRIBE (WITH test_table_in_cte AS (SELECT id FROM test_table) SELECT id IN test_table_in_cte FROM test_table);
 
+SELECT '--';
+
+DESCRIBE (WITH test_table_in_cte_1 AS (SELECT 1 AS c1), test_table_in_cte_2 AS (SELECT 1 AS c1) SELECT *
+FROM test_table_in_cte_1 INNER JOIN test_table_in_cte_2 as test_table_in_cte_2 ON test_table_in_cte_1.c1 = test_table_in_cte_2.c1);
+
+SELECT '--';
+
+DESCRIBE (WITH test_table_in_cte_1 AS (SELECT 1 AS c1), test_table_in_cte_2 AS (SELECT 1 AS c1 UNION ALL SELECT 1 AS c1) SELECT *
+FROM test_table_in_cte_1 INNER JOIN test_table_in_cte_2 as test_table_in_cte_2 ON test_table_in_cte_1.c1 = test_table_in_cte_2.c1);
+
 SELECT 'Joins';
 
 DESCRIBE (SELECT * FROM test_table_join_1, test_table_join_2);

tests/queries/0_stateless/03056_analyzer_double_subquery_alias.reference

@@ -1 +0,0 @@
-1	1	1

tests/queries/0_stateless/03056_analyzer_double_subquery_alias.sql

@@ -1,17 +0,0 @@
--- https://github.com/ClickHouse/ClickHouse/issues/22627
-SET allow_experimental_analyzer=1;
-WITH
-    x AS
-    (
-        SELECT 1 AS a
-    ),
-    xx AS
-    (
-        SELECT *
-        FROM x
-        , x AS x1
-        , x AS x2
-    )
-SELECT *
-FROM xx
-WHERE a = 1;