SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function hex (children 1) ExpressionList (children 1) Function toDecimal64 (children 1) ExpressionList (children 2) Identifier number Literal UInt64_5 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 2) Literal UInt64_202 Literal UInt64_2