CreateQuery data_02053 (children 3)
 Identifier data_02053
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration id (children 1)
    DataType Int64
   ColumnDeclaration A (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int64
   ColumnDeclaration X (children 2)
    DataType Int64
    Function coalesce (children 1)
     ExpressionList (children 2)
      Identifier A
      Literal Int64_-1
 Storage definition (children 2)
  Function MergeTree
  Identifier id
