CreateQuery qbit_nullable_test (children 3)
 Identifier qbit_nullable_test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt32
   ColumnDeclaration data (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType QBit (children 1)
       ExpressionList (children 2)
        DataType Float64
        Literal UInt64_4
 Storage definition (children 1)
  Function Memory
