OriginalCompleteBefore	OriginalCompleteAfter	Before	After	Project	Commit	CompilationUnit	LineNos	Names	TemplateVariableToCodeBefore	RelevantImports	TemplateVariableToCodeAfter	isRelevant	isSafe
columns = ImmutableSet.copyOf(((SimpleGroupBy)groupingElement).getColumnExpressions())	columns = ((SimpleGroupBy)groupingElement).getExpressions()	ImmutableSet.copyOf(((SimpleGroupBy)groupingElement).getColumnExpressions())	((SimpleGroupBy)groupingElement).getExpressions()	presto	4bafb4885625fdde4106a4907fefab4dce769198	com.facebook.presto.sql.ExpressionFormatter	_1 756 _2 754	_1 columns _2 columns	v0 ((SimpleGroupBy)groupingElement)	com.google.common.collect.ImmutableSet	v0 ((SimpleGroupBy)groupingElement)	AssignedTo	True