OriginalCompleteBefore	OriginalCompleteAfter	Before	After	Project	Commit	CompilationUnit	LineNos	Names	TemplateVariableToCodeBefore	RelevantImports	TemplateVariableToCodeAfter	isRelevant	isSafe
marker = argumentMarkers.get(args)	marker = Optional.empty()	argumentMarkers.get(args)	Optional.empty()	presto	5611a180c7318e1379fb10422faca2ede8dcbd84	com.facebook.presto.sql.planner.QueryPlanner	_1 551 _2 541	_1 marker _2 marker	xyz argumentMarkers.get(args)	java.util.Optional	xyz Optional.empty()	AssignedTo	False