SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Identifier id TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Subquery (children 1) SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Identifier id TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function remote (children 1) ExpressionList (children 3) Literal \'127.0.0.1,127.0.0.2\' Function currentDatabase (children 1) ExpressionList Identifier t_distinct_limit Literal UInt64_10 ExpressionList (children 1) OrderByElement (children 1) Identifier id