CreateQuery table1 (children 3)
 Identifier table1
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration dt (children 1)
    DataType Date
   ColumnDeclaration id (children 1)
    DataType Int32
   ColumnDeclaration arr (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType LowCardinality (children 1)
       ExpressionList (children 1)
        DataType String
 Storage definition (children 4)
  Function MergeTree
  Function toMonday (children 1)
   ExpressionList (children 1)
    Identifier dt
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier dt
    Identifier id
  Set
