ReassignOwnedCommand Class Reference

#include <DdlCommandExecutor.h>

Inheritance diagram for ReassignOwnedCommand:

Collaboration diagram for ReassignOwnedCommand:

Public Member Functions
	ReassignOwnedCommand (const DdlCommandData &ddl_data, std::shared_ptr< Catalog_Namespace::SessionInfo const > session_ptr)
ExecutionResult	execute (bool read_only_mode) override
Public Member Functions inherited from DdlCommand
	DdlCommand (const DdlCommandData &ddl_data, std::shared_ptr< Catalog_Namespace::SessionInfo const > session_ptr)

Private Attributes
std::string	new_owner_
std::set< std::string >	old_owners_
bool	all_

Additional Inherited Members
Protected Attributes inherited from DdlCommand
const DdlCommandData &	ddl_data_
std::shared_ptr < Catalog_Namespace::SessionInfo const >	session_ptr_

Detailed Description

Definition at line 399 of file DdlCommandExecutor.h.

Constructor & Destructor Documentation

ReassignOwnedCommand::ReassignOwnedCommand	(	const DdlCommandData &	ddl_data,
		std::shared_ptr< Catalog_Namespace::SessionInfo const >	session_ptr
	)

Definition at line 3615 of file DdlCommandExecutor.cpp.

References all_, CHECK, DdlCommand::ddl_data_, anonymous_namespace{DdlCommandExecutor.cpp}::extractPayload(), new_owner_, and old_owners_.

    : DdlCommand(ddl_data, session_ptr) {
  auto& ddl_payload = extractPayload(ddl_data_);
  CHECK(ddl_payload.HasMember("all"));
  CHECK(ddl_payload["all"].IsBool());
  CHECK(ddl_payload.HasMember("oldOwners"));
  CHECK(ddl_payload["oldOwners"].IsArray());
  for (const auto& old_owner : ddl_payload["oldOwners"].GetArray()) {
    CHECK(old_owner.IsString());
    old_owners_.emplace(old_owner.GetString());
  }
  CHECK(ddl_payload.HasMember("newOwner"));
  CHECK(ddl_payload["newOwner"].IsString());
  new_owner_ = ddl_payload["newOwner"].GetString();
  all_ = ddl_payload["all"].GetBool();
}

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Member Function Documentation

ExecutionResult ReassignOwnedCommand::execute ( bool  read_only_mode )

overridevirtual

Executes the DDL command corresponding to provided JSON payload.

Parameters

_return

result of DDL command execution (if applicable)

Implements DdlCommand.

Definition at line 3634 of file DdlCommandExecutor.cpp.

References all_, Catalog_Namespace::SysCatalog::getCatalogsForAllDbs(), legacylockmgr::getExecuteWriteLock(), Catalog_Namespace::SysCatalog::instance(), new_owner_, old_owners_, and DdlCommand::session_ptr_.

Referenced by heavydb.cursor.Cursor::executemany().

                                                                 {
  auto execute_write_lock = legacylockmgr::getExecuteWriteLock();

  if (read_only_mode) {
    throw std::runtime_error("REASSIGN OWNER invalid in read only mode.");
  }
  if (!session_ptr_->get_currentUser().isSuper) {
    throw std::runtime_error{
        "Only super users can reassign ownership of database objects."};
  }
  if (all_) {
    auto catalogs = Catalog_Namespace::SysCatalog::instance().getCatalogsForAllDbs();
    for (auto& catalog : catalogs) {
      catalog->reassignOwners(old_owners_, new_owner_);
    }
  } else {
    const auto catalog = session_ptr_->get_catalog_ptr();
    catalog->reassignOwners(old_owners_, new_owner_);
  }
  return ExecutionResult();
}

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Member Data Documentation

bool ReassignOwnedCommand::all_

private

Definition at line 409 of file DdlCommandExecutor.h.

Referenced by execute(), and ReassignOwnedCommand().

std::string ReassignOwnedCommand::new_owner_

private

Definition at line 407 of file DdlCommandExecutor.h.

Referenced by execute(), and ReassignOwnedCommand().

std::set<std::string> ReassignOwnedCommand::old_owners_

private

Definition at line 408 of file DdlCommandExecutor.h.

Referenced by execute(), and ReassignOwnedCommand().

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The documentation for this class was generated from the following files:

• /home/jenkins-slave/workspace/core-os-doxygen/Catalog/DdlCommandExecutor.h
• /home/jenkins-slave/workspace/core-os-doxygen/Catalog/DdlCommandExecutor.cpp