SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Function equals (children 1) ExpressionList (children 2) Function array (children 1) ExpressionList Function multiMatchAllIndices (children 1) ExpressionList (children 2) Function materialize (children 1) ExpressionList (children 1) Literal \'gogleuedeuniangoogle\' Literal Array_[\'neverexisted\', \'anotherone\', \'andanotherone\'] TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier system.numbers Literal UInt64_5