SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function sumIf (children 1) ExpressionList (children 2) Identifier dummy Literal UInt64_1 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function remote (children 1) ExpressionList (children 2) Literal \'127.0.0.{1,2}\' Function view (children 1) ExpressionList (children 1) SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function CAST (alias dummy) (children 1) ExpressionList (children 2) Identifier dummy Literal \'Nullable(UInt8)\' TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier system.one