ShowRuntimeFunctionsCommand Class Reference

#include <DdlCommandExecutor.h>

Inheritance diagram for ShowRuntimeFunctionsCommand:

Collaboration diagram for ShowRuntimeFunctionsCommand:

Public Member Functions
	ShowRuntimeFunctionsCommand (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)

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 245 of file DdlCommandExecutor.h.

Constructor & Destructor Documentation

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

Definition at line 1892 of file DdlCommandExecutor.cpp.

    : DdlCommand(ddl_data, session_ptr) {}

Member Function Documentation

ExecutionResult ShowRuntimeFunctionsCommand::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 1897 of file DdlCommandExecutor.cpp.

References ResultSetLogicalValuesBuilder::create(), genLiteralStr(), ExtensionFunctionsWhitelist::get_udfs_name(), legacylockmgr::getExecuteReadLock(), kTEXT, run_benchmark_import::label, and setup::name.

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

                                                                        {
  auto execute_read_lock = legacylockmgr::getExecuteReadLock();

  // Get all runtime row-wise functions
  std::vector<TargetMetaInfo> label_infos;
  std::vector<RelLogicalValues::RowValues> logical_values;

  // label_infos -> column labels
  for (const auto& label : {"Runtime Scalar UDF"}) {
    label_infos.emplace_back(label, SQLTypeInfo(kTEXT, true));
  }

  // logical_values -> table data
  for (auto name : ExtensionFunctionsWhitelist::get_udfs_name(/* is_runtime */ true)) {
    logical_values.emplace_back(RelLogicalValues::RowValues{});
    logical_values.back().emplace_back(genLiteralStr(name));
  }

  // Create ResultSet
  std::shared_ptr<ResultSet> rSet = std::shared_ptr<ResultSet>(
      ResultSetLogicalValuesBuilder::create(label_infos, logical_values));

  return ExecutionResult(rSet, label_infos);
}

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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