CreateQuery test_02250 (children 3)
 Identifier test_02250
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration x (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType UInt32
 Storage definition (children 1)
  Function Memory (children 1)
   ExpressionList
