mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-11 17:02:25 +00:00
ee37f551a2
* make interpreter factory an instance * add registerInterpreter * register interpreters individually * try wire everything up * fix style * fix test
67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
#include <Interpreters/InterpreterFactory.h>
|
|
#include <Interpreters/InterpreterCreateFunctionQuery.h>
|
|
|
|
#include <Access/ContextAccess.h>
|
|
#include <Functions/UserDefined/IUserDefinedSQLObjectsStorage.h>
|
|
#include <Functions/UserDefined/UserDefinedSQLFunctionFactory.h>
|
|
#include <Interpreters/Context.h>
|
|
#include <Interpreters/executeDDLQueryOnCluster.h>
|
|
#include <Interpreters/removeOnClusterClauseIfNeeded.h>
|
|
#include <Interpreters/FunctionNameNormalizer.h>
|
|
#include <Parsers/ASTCreateFunctionQuery.h>
|
|
|
|
|
|
namespace DB
|
|
{
|
|
|
|
namespace ErrorCodes
|
|
{
|
|
extern const int INCORRECT_QUERY;
|
|
}
|
|
|
|
BlockIO InterpreterCreateFunctionQuery::execute()
|
|
{
|
|
FunctionNameNormalizer().visit(query_ptr.get());
|
|
const auto updated_query_ptr = removeOnClusterClauseIfNeeded(query_ptr, getContext());
|
|
ASTCreateFunctionQuery & create_function_query = updated_query_ptr->as<ASTCreateFunctionQuery &>();
|
|
|
|
AccessRightsElements access_rights_elements;
|
|
access_rights_elements.emplace_back(AccessType::CREATE_FUNCTION);
|
|
|
|
if (create_function_query.or_replace)
|
|
access_rights_elements.emplace_back(AccessType::DROP_FUNCTION);
|
|
|
|
auto current_context = getContext();
|
|
|
|
if (!create_function_query.cluster.empty())
|
|
{
|
|
if (current_context->getUserDefinedSQLObjectsStorage().isReplicated())
|
|
throw Exception(ErrorCodes::INCORRECT_QUERY, "ON CLUSTER is not allowed because used-defined functions are replicated automatically");
|
|
|
|
DDLQueryOnClusterParams params;
|
|
params.access_to_check = std::move(access_rights_elements);
|
|
return executeDDLQueryOnCluster(updated_query_ptr, current_context, params);
|
|
}
|
|
|
|
current_context->checkAccess(access_rights_elements);
|
|
|
|
auto function_name = create_function_query.getFunctionName();
|
|
bool throw_if_exists = !create_function_query.if_not_exists && !create_function_query.or_replace;
|
|
bool replace_if_exists = create_function_query.or_replace;
|
|
|
|
UserDefinedSQLFunctionFactory::instance().registerFunction(current_context, function_name, updated_query_ptr, throw_if_exists, replace_if_exists);
|
|
|
|
return {};
|
|
}
|
|
|
|
void registerInterpreterCreateFunctionQuery(InterpreterFactory & factory)
|
|
{
|
|
auto create_fn = [] (const InterpreterFactory::Arguments & args)
|
|
{
|
|
return std::make_unique<InterpreterCreateFunctionQuery>(args.query, args.context);
|
|
};
|
|
factory.registerInterpreter("InterpreterCreateFunctionQuery", create_fn);
|
|
}
|
|
|
|
}
|