CreateQuery codecs (children 3)
 Identifier codecs
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration id (children 2)
    DataType UInt32
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function NONE
   ColumnDeclaration val (children 2)
    DataType UInt32
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function NONE
   ColumnDeclaration s (children 2)
    DataType String
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function NONE
 Storage definition (children 3)
  Function MergeTree
  Identifier id
  Set