CreateQuery funnel_test_strict_order (children 3)
 Identifier funnel_test_strict_order
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration dt (children 1)
    DataType DateTime
   ColumnDeclaration user (children 1)
    DataType int
   ColumnDeclaration event (children 1)
    DataType String
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Identifier dt
  Identifier user