CreateQuery tp (children 3)
 Identifier tp
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration type (children 1)
    DataType Int32
   ColumnDeclaration device (children 1)
    DataType UUID
   ColumnDeclaration cnt (children 1)
    DataType UInt64
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier type
    Identifier device
