SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function multiIf (children 1) ExpressionList (children 5) Literal UInt64_1 Literal Array_[\'foo\', \'bar\'] Function equals (children 1) ExpressionList (children 2) Function modulo (children 1) ExpressionList (children 2) Identifier col1 Literal UInt64_3 Literal UInt64_0 Function array (children 1) ExpressionList (children 2) Identifier col4 Identifier col5 Function array (children 1) ExpressionList (children 2) Identifier col6 Identifier col7 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier multi_if_check