CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration Printer (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration IntervalStart (children 1)
    DataType DateTime
 Storage definition (children 3)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList (children 2)
    Function hiveHash (children 1)
     ExpressionList (children 1)
      Identifier Printer
    Function toYear (children 1)
     ExpressionList (children 1)
      Identifier IntervalStart
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier Printer
    Identifier IntervalStart
