ClickHouse/src/TableFunctions/TableFunctionExplain.h

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

36 lines
1.0 KiB
C++
Raw Normal View History

2022-09-28 12:30:45 +00:00
#pragma once
#include <TableFunctions/ITableFunction.h>
#include <Parsers/ASTExplainQuery.h>
#include <Interpreters/InterpreterExplainQuery.h>
#include <base/types.h>
namespace DB
{
class TableFunctionExplain : public ITableFunction
{
public:
static constexpr auto name = "viewExplain";
2023-01-26 13:46:32 +00:00
2022-09-28 12:30:45 +00:00
std::string getName() const override { return name; }
private:
StoragePtr executeImpl(const ASTPtr & ast_function, ContextPtr context, const String & table_name, ColumnsDescription cached_columns, bool is_insert_query) const override;
2023-01-26 13:46:32 +00:00
2022-09-28 12:30:45 +00:00
const char * getStorageTypeName() const override { return "Explain"; }
2023-01-26 13:46:32 +00:00
std::vector<size_t> skipAnalysisForArguments(const QueryTreeNodePtr & query_node_table_function, ContextPtr context) const override;
2022-09-28 12:30:45 +00:00
void parseArguments(const ASTPtr & ast_function, ContextPtr context) override;
2023-01-26 13:46:32 +00:00
ColumnsDescription getActualTableStructure(ContextPtr context, bool is_insert_query) const override;
2022-09-28 12:30:45 +00:00
InterpreterExplainQuery getInterpreter(ContextPtr context) const;
ASTPtr query = nullptr;
};
}