CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration day (children 1)
    DataType Date
   ColumnDeclaration id (children 1)
    DataType UInt32
 Storage definition (children 3)
  Function MergeTree
  Identifier day
  Function tuple (children 1)
   ExpressionList
