SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function char (alias hello) (children 1) ExpressionList (children 12) Literal Int64_-48 Function plus (children 1) ExpressionList (children 2) Literal UInt64_176 Identifier number Literal Int64_-47 Literal Int64_-128 Literal Int64_-48 Literal Int64_-72 Literal Int64_-48 Literal Int64_-78 Literal Int64_-48 Literal Int64_-75 Literal Int64_-47 Literal Int64_-126 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_16