AlterQuery  agg_table (children 3)
 ExpressionList (children 1)
  AlterCommand UPDATE (children 2)
   Function and (children 1)
    ExpressionList (children 2)
     Function greaterOrEquals (children 1)
      ExpressionList (children 2)
       Identifier time
       Function toDateTime (children 1)
        ExpressionList (children 1)
         Literal \'2020-08-01 00:00:00\'
     Function lessOrEquals (children 1)
      ExpressionList (children 2)
       Identifier time
       Function toDateTime (children 1)
        ExpressionList (children 1)
         Literal \'2020-12-01 00:00:00\'
   ExpressionList (children 1)
    Assignment agg (children 1)
     Function tuple (children 1)
      ExpressionList (children 2)
       Function tupleElement (children 1)
        ExpressionList (children 2)
         Identifier agg
         Literal UInt64_1
       Function arrayMap (children 1)
        ExpressionList (children 2)
         Function lambda (children 1)
          ExpressionList (children 2)
           Function tuple (children 1)
            ExpressionList (children 1)
             Identifier x
           Function toUInt64 (children 1)
            ExpressionList (children 1)
             Function divide (children 1)
              ExpressionList (children 2)
               Identifier x
               Literal UInt64_2
         Function tupleElement (children 1)
          ExpressionList (children 2)
           Identifier agg
           Literal UInt64_2
 Identifier agg_table
 Set