Parser::DropRoleStmt Class Reference

#include <ParserNode.h>

Inheritance diagram for Parser::DropRoleStmt:

Collaboration diagram for Parser::DropRoleStmt:

Public Member Functions
	DropRoleStmt (std::string *r, bool e)
	DropRoleStmt (const rapidjson::Value &payload)
const std::string &	get_role () const
void	execute (const Catalog_Namespace::SessionInfo &session, bool read_only_mode) override
Public Member Functions inherited from Parser::DDLStmt
void	setColumnDescriptor (ColumnDescriptor &cd, const ColumnDef *coldef)
Public Member Functions inherited from Parser::Node
virtual	~Node ()

Private Attributes
std::unique_ptr< std::string >	role_
bool	if_exists_

Detailed Description

Definition at line 1528 of file ParserNode.h.

Constructor & Destructor Documentation

Parser::DropRoleStmt::DropRoleStmt ( std::string *  r, bool  e  )

inline

Definition at line 1530 of file ParserNode.h.

: role_(r), if_exists_(e) {}

Parser::DropRoleStmt::DropRoleStmt

(

const rapidjson::Value &

payload

)

Definition at line 5920 of file ParserNode.cpp.

References CHECK, if_exists_, json_bool(), json_str(), and role_.

                                                        {
  CHECK(payload.HasMember("role"));
  role_ = std::make_unique<std::string>(json_str(payload["role"]));

  if_exists_ = false;
  if (payload.HasMember("ifExists")) {
    if_exists_ = json_bool(payload["ifExists"]);
  }
}

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Member Function Documentation

void Parser::DropRoleStmt::execute ( const Catalog_Namespace::SessionInfo &  session, bool  read_only_mode  )

overridevirtual

Implements Parser::DDLStmt.

Definition at line 5930 of file ParserNode.cpp.

References Catalog_Namespace::SessionInfo::get_currentUser(), get_role(), and if_exists_.

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

                                                {
  if (read_only_mode) {
    throw std::runtime_error("DROP ROLE invalid in read only mode.");
  }
  const auto& currentUser = session.get_currentUser();
  if (!currentUser.isSuper) {
    throw std::runtime_error("DROP ROLE " + get_role() +
                             " failed. It can only be executed by super user.");
  }
  auto* rl = SysCatalog::instance().getRoleGrantee(get_role());
  if (rl) {
    SysCatalog::instance().dropRole(get_role(), /*is_temporary=*/false);
  } else if (!if_exists_) {
    throw std::runtime_error("DROP ROLE " + get_role() +
                             " failed because role with this name does not exist.");
  }
}

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const std::string& Parser::DropRoleStmt::get_role ( ) const

inline

Definition at line 1532 of file ParserNode.h.

References role_.

Referenced by execute().

{ return *role_; }

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Member Data Documentation

bool Parser::DropRoleStmt::if_exists_

private

Definition at line 1538 of file ParserNode.h.

Referenced by DropRoleStmt(), and execute().

std::unique_ptr<std::string> Parser::DropRoleStmt::role_

private

Definition at line 1537 of file ParserNode.h.

Referenced by DropRoleStmt(), and get_role().

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

• /home/jenkins-slave/workspace/core-os-doxygen/Parser/ParserNode.h
• /home/jenkins-slave/workspace/core-os-doxygen/Parser/ParserNode.cpp