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Parser::DropRoleStmt Class Reference

#include <ParserNode.h>

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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 1585 of file ParserNode.h.

Constructor & Destructor Documentation

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

Definition at line 1587 of file ParserNode.h.

1587 : role_(r), if_exists_(e) {}
std::unique_ptr< std::string > role_
Definition: ParserNode.h:1594
Parser::DropRoleStmt::DropRoleStmt ( const rapidjson::Value &  payload)

Definition at line 5540 of file ParserNode.cpp.

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

5540  {
5541  CHECK(payload.HasMember("role"));
5542  role_ = std::make_unique<std::string>(json_str(payload["role"]));
5543 
5544  if_exists_ = false;
5545  if (payload.HasMember("ifExists")) {
5546  if_exists_ = json_bool(payload["ifExists"]);
5547  }
5548 }
const bool json_bool(const rapidjson::Value &obj) noexcept
Definition: JsonAccessors.h:49
const std::string json_str(const rapidjson::Value &obj) noexcept
Definition: JsonAccessors.h:44
std::unique_ptr< std::string > role_
Definition: ParserNode.h:1594
#define CHECK(condition)
Definition: Logger.h:222

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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 5550 of file ParserNode.cpp.

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

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

5551  {
5552  if (read_only_mode) {
5553  throw std::runtime_error("DROP ROLE invalid in read only mode.");
5554  }
5555  const auto& currentUser = session.get_currentUser();
5556  if (!currentUser.isSuper) {
5557  throw std::runtime_error("DROP ROLE " + get_role() +
5558  " failed. It can only be executed by super user.");
5559  }
5560  auto* rl = SysCatalog::instance().getRoleGrantee(get_role());
5561  if (rl) {
5562  SysCatalog::instance().dropRole(get_role(), /*is_temporary=*/false);
5563  } else if (!if_exists_) {
5564  throw std::runtime_error("DROP ROLE " + get_role() +
5565  " failed because role with this name does not exist.");
5566  }
5567 }
const std::string & get_role() const
Definition: ParserNode.h:1589
const UserMetadata & get_currentUser() const
Definition: SessionInfo.h:71

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

Definition at line 1589 of file ParserNode.h.

References role_.

Referenced by execute().

1589 { return *role_; }
std::unique_ptr< std::string > role_
Definition: ParserNode.h:1594

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Member Data Documentation

bool Parser::DropRoleStmt::if_exists_
private

Definition at line 1595 of file ParserNode.h.

Referenced by DropRoleStmt(), and execute().

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

Definition at line 1594 of file ParserNode.h.

Referenced by DropRoleStmt(), and get_role().


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