SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function if (children 1)
     ExpressionList (children 3)
      Function less (children 1)
       ExpressionList (children 2)
        Identifier data_uncompressed_bytes
        Function multiply (children 1)
         ExpressionList (children 2)
          Function multiply (children 1)
           ExpressionList (children 2)
            Literal UInt64_20
            Literal UInt64_1536
          Literal UInt64_2
      Literal \'Good\'
      Function toString (children 1)
       ExpressionList (children 1)
        Identifier data_uncompressed_bytes
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.data_skipping_indices
   Function and (children 1)
    ExpressionList (children 2)
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier database
       Function currentDatabase (children 1)
        ExpressionList
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier name
       Literal \'vec_idx\'
