SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function multiIf (children 1) ExpressionList (children 5) Function equals (children 1) ExpressionList (children 2) Function modulo (children 1) ExpressionList (children 2) Identifier col1 Literal UInt64_2 Literal UInt64_0 Function array (children 1) ExpressionList (children 2) Literal \'foo\' Identifier col3 Literal UInt64_1 Function array (children 1) ExpressionList (children 2) Identifier col4 Literal \'bar\' Function array (children 1) ExpressionList (children 2) Identifier col6 Identifier col7 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier multi_if_check