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This commit is contained in:
Yakov Olkhovskiy 2023-06-14 21:34:43 +00:00
parent 4efa82abf4
commit 3f5682a792
5 changed files with 23 additions and 26 deletions
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36
src/Analyzer/Passes/QueryAnalysisPass.cpp
View File

@ -1056,7 +1056,7 @@ private:
class QueryAnalyzer
{
public:
void resolve(QueryTreeNodePtr node, const QueryTreeNodePtr & table_expression, ContextPtr context, const StoragePtr & storage = nullptr)
void resolve(QueryTreeNodePtr node, const QueryTreeNodePtr & table_expression, ContextPtr context)
{
IdentifierResolveScope scope(node, nullptr /*parent_scope*/);
@ -1073,7 +1073,7 @@ public:
throw Exception(ErrorCodes::LOGICAL_ERROR,
"For query analysis table expression must be empty");
resolveQuery(node, scope, storage);
resolveQuery(node, scope);
break;
}
case QueryTreeNodeType::UNION:
@ -1187,7 +1187,7 @@ private:
QueryTreeNodePtr tryGetLambdaFromSQLUserDefinedFunctions(const std::string & function_name, ContextPtr context);
void evaluateScalarSubqueryIfNeeded(QueryTreeNodePtr & query_tree_node, IdentifierResolveScope & scope, const StoragePtr & storage = nullptr);
void evaluateScalarSubqueryIfNeeded(QueryTreeNodePtr & query_tree_node, IdentifierResolveScope & scope);
static void mergeWindowWithParentWindow(const QueryTreeNodePtr & window_node, const QueryTreeNodePtr & parent_window_node, IdentifierResolveScope & scope);
@ -1292,9 +1292,9 @@ private:
ProjectionNames resolveFunction(QueryTreeNodePtr & function_node, IdentifierResolveScope & scope);
ProjectionNames resolveExpressionNode(QueryTreeNodePtr & node, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression, const StoragePtr & storage = nullptr);
ProjectionNames resolveExpressionNode(QueryTreeNodePtr & node, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression);
ProjectionNames resolveExpressionNodeList(QueryTreeNodePtr & node_list, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression, const StoragePtr & storage = nullptr);
ProjectionNames resolveExpressionNodeList(QueryTreeNodePtr & node_list, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression);
ProjectionNames resolveSortNodeList(QueryTreeNodePtr & sort_node_list, IdentifierResolveScope & scope);
@ -1302,7 +1302,7 @@ private:
void resolveWindowNodeList(QueryTreeNodePtr & window_node_list, IdentifierResolveScope & scope);
NamesAndTypes resolveProjectionExpressionNodeList(QueryTreeNodePtr & projection_node_list, IdentifierResolveScope & scope, const StoragePtr & storage = nullptr);
NamesAndTypes resolveProjectionExpressionNodeList(QueryTreeNodePtr & projection_node_list, IdentifierResolveScope & scope);
void initializeQueryJoinTreeNode(QueryTreeNodePtr & join_tree_node, IdentifierResolveScope & scope);
@ -1316,7 +1316,7 @@ private:
void resolveQueryJoinTreeNode(QueryTreeNodePtr & join_tree_node, IdentifierResolveScope & scope, QueryExpressionsAliasVisitor & expressions_visitor);
void resolveQuery(const QueryTreeNodePtr & query_node, IdentifierResolveScope & scope, const StoragePtr & storage = nullptr);
void resolveQuery(const QueryTreeNodePtr & query_node, IdentifierResolveScope & scope);
void resolveUnion(const QueryTreeNodePtr & union_node, IdentifierResolveScope & scope);
@ -1834,7 +1834,7 @@ QueryTreeNodePtr QueryAnalyzer::tryGetLambdaFromSQLUserDefinedFunctions(const st
}
/// Evaluate scalar subquery and perform constant folding if scalar subquery does not have constant value
void QueryAnalyzer::evaluateScalarSubqueryIfNeeded(QueryTreeNodePtr & node, IdentifierResolveScope & scope, const StoragePtr & storage)
void QueryAnalyzer::evaluateScalarSubqueryIfNeeded(QueryTreeNodePtr & node, IdentifierResolveScope & scope)
{
auto * query_node = node->as<QueryNode>();
auto * union_node = node->as<UnionNode>();
@ -1870,7 +1870,7 @@ void QueryAnalyzer::evaluateScalarSubqueryIfNeeded(QueryTreeNodePtr & node, Iden
subquery_context->setSettings(subquery_settings);
auto options = SelectQueryOptions(QueryProcessingStage::Complete, scope.subquery_depth, true /*is_subquery*/);
auto interpreter = std::make_unique<InterpreterSelectQueryAnalyzer>(node->toAST(), subquery_context, storage, options);
auto interpreter = std::make_unique<InterpreterSelectQueryAnalyzer>(node->toAST(), subquery_context, subquery_context->getViewSource(), options);
auto io = interpreter->execute();
@ -5230,7 +5230,7 @@ ProjectionNames QueryAnalyzer::resolveFunction(QueryTreeNodePtr & node, Identifi
*
* 4. If node has alias, update its value in scope alias map. Deregister alias from expression_aliases_in_resolve_process.
*/
ProjectionNames QueryAnalyzer::resolveExpressionNode(QueryTreeNodePtr & node, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression, const StoragePtr & storage)
ProjectionNames QueryAnalyzer::resolveExpressionNode(QueryTreeNodePtr & node, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression)
{
checkStackSize();
@ -5487,7 +5487,7 @@ ProjectionNames QueryAnalyzer::resolveExpressionNode(QueryTreeNodePtr & node, Id
resolveUnion(node, subquery_scope);
if (!allow_table_expression)
evaluateScalarSubqueryIfNeeded(node, subquery_scope, storage);
evaluateScalarSubqueryIfNeeded(node, subquery_scope);
if (result_projection_names.empty())
result_projection_names.push_back(std::move(projection_name));
@ -5572,7 +5572,7 @@ ProjectionNames QueryAnalyzer::resolveExpressionNode(QueryTreeNodePtr & node, Id
* Example: CREATE TABLE test_table (id UInt64, value UInt64) ENGINE=TinyLog; SELECT plus(*) FROM test_table;
* Example: SELECT *** FROM system.one;
*/
ProjectionNames QueryAnalyzer::resolveExpressionNodeList(QueryTreeNodePtr & node_list, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression, const StoragePtr & storage)
ProjectionNames QueryAnalyzer::resolveExpressionNodeList(QueryTreeNodePtr & node_list, IdentifierResolveScope & scope, bool allow_lambda_expression, bool allow_table_expression)
{
auto & node_list_typed = node_list->as<ListNode &>();
size_t node_list_size = node_list_typed.getNodes().size();
@ -5585,7 +5585,7 @@ ProjectionNames QueryAnalyzer::resolveExpressionNodeList(QueryTreeNodePtr & node
for (auto & node : node_list_typed.getNodes())
{
auto node_to_resolve = node;
auto expression_node_projection_names = resolveExpressionNode(node_to_resolve, scope, allow_lambda_expression, allow_table_expression, storage);
auto expression_node_projection_names = resolveExpressionNode(node_to_resolve, scope, allow_lambda_expression, allow_table_expression);
size_t expected_projection_names_size = 1;
if (auto * expression_list = node_to_resolve->as<ListNode>())
@ -5772,9 +5772,9 @@ void QueryAnalyzer::resolveWindowNodeList(QueryTreeNodePtr & window_node_list, I
resolveWindow(node, scope);
}
NamesAndTypes QueryAnalyzer::resolveProjectionExpressionNodeList(QueryTreeNodePtr & projection_node_list, IdentifierResolveScope & scope, const StoragePtr & storage)
NamesAndTypes QueryAnalyzer::resolveProjectionExpressionNodeList(QueryTreeNodePtr & projection_node_list, IdentifierResolveScope & scope)
{
ProjectionNames projection_names = resolveExpressionNodeList(projection_node_list, scope, false /*allow_lambda_expression*/, false /*allow_table_expression*/, storage);
ProjectionNames projection_names = resolveExpressionNodeList(projection_node_list, scope, false /*allow_lambda_expression*/, false /*allow_table_expression*/);
auto projection_nodes = projection_node_list->as<ListNode &>().getNodes();
size_t projection_nodes_size = projection_nodes.size();
@ -6681,7 +6681,7 @@ void QueryAnalyzer::resolveQueryJoinTreeNode(QueryTreeNodePtr & join_tree_node,
* 10. Remove aliases from expression and lambda nodes.
* 11. Resolve query tree node with projection columns.
*/
void QueryAnalyzer::resolveQuery(const QueryTreeNodePtr & query_node, IdentifierResolveScope & scope, const StoragePtr & storage)
void QueryAnalyzer::resolveQuery(const QueryTreeNodePtr & query_node, IdentifierResolveScope & scope)
{
size_t max_subquery_depth = scope.context->getSettingsRef().max_subquery_depth;
if (max_subquery_depth && scope.subquery_depth > max_subquery_depth)
@ -6838,7 +6838,7 @@ void QueryAnalyzer::resolveQuery(const QueryTreeNodePtr & query_node, Identifier
if (!scope.group_by_use_nulls)
{
projection_columns = resolveProjectionExpressionNodeList(query_node_typed.getProjectionNode(), scope, storage);
projection_columns = resolveProjectionExpressionNodeList(query_node_typed.getProjectionNode(), scope);
if (query_node_typed.getProjection().getNodes().empty())
throw Exception(ErrorCodes::EMPTY_LIST_OF_COLUMNS_QUERIED,
"Empty list of columns in projection. In scope {}",
@ -7077,7 +7077,7 @@ QueryAnalysisPass::QueryAnalysisPass(QueryTreeNodePtr table_expression_)
void QueryAnalysisPass::run(QueryTreeNodePtr query_tree_node, ContextPtr context)
{
QueryAnalyzer analyzer;
analyzer.resolve(query_tree_node, table_expression, context, storage);
analyzer.resolve(query_tree_node, table_expression, context);
}
}

4
src/Analyzer/Passes/QueryAnalysisPass.h
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@ -2,7 +2,6 @@
#include <Interpreters/Context_fwd.h>
#include <Analyzer/IQueryTreePass.h>
#include <Storages/IStorage_fwd.h>
namespace DB
@ -72,7 +71,7 @@ public:
/** Construct query analysis pass for query or union analysis.
* Available columns are extracted from query node join tree.
*/
explicit QueryAnalysisPass(const StoragePtr & storage_ = nullptr) : storage(storage_) {}
QueryAnalysisPass() = default;
/** Construct query analysis pass for expression or list of expressions analysis.
* Available expression columns are extracted from table expression.
@ -94,7 +93,6 @@ public:
private:
QueryTreeNodePtr table_expression;
const StoragePtr storage = nullptr;
};
}

4
src/Analyzer/QueryTreePassManager.cpp
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@ -238,9 +238,9 @@ void QueryTreePassManager::dump(WriteBuffer & buffer, size_t up_to_pass_index)
}
}
void addQueryTreePasses(QueryTreePassManager & manager, const StoragePtr & storage)
void addQueryTreePasses(QueryTreePassManager & manager)
{
manager.addPass(std::make_unique<QueryAnalysisPass>(storage));
manager.addPass(std::make_unique<QueryAnalysisPass>());
manager.addPass(std::make_unique<FunctionToSubcolumnsPass>());
manager.addPass(std::make_unique<ConvertLogicalExpressionToCNFPass>());

3
src/Analyzer/QueryTreePassManager.h
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@ -3,7 +3,6 @@
#include <Analyzer/IQueryTreePass.h>
#include <Interpreters/Context_fwd.h>
#include <Storages/IStorage_fwd.h>
namespace DB
{
@ -45,6 +44,6 @@ private:
std::vector<QueryTreePassPtr> passes;
};
void addQueryTreePasses(QueryTreePassManager & manager, const StoragePtr & storage = nullptr);
void addQueryTreePasses(QueryTreePassManager & manager);
}

2
src/Interpreters/InterpreterSelectQueryAnalyzer.cpp
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@ -136,7 +136,7 @@ QueryTreeNodePtr buildQueryTreeAndRunPasses(const ASTPtr & query,
auto query_tree = buildQueryTree(query, context);
QueryTreePassManager query_tree_pass_manager(context);
addQueryTreePasses(query_tree_pass_manager, storage);
addQueryTreePasses(query_tree_pass_manager);
if (select_query_options.ignore_ast_optimizations)
query_tree_pass_manager.run(query_tree, 1 /*up_to_pass_index*/);