CreateQuery summing_merge_tree_aggregate_function (children 4)
 Identifier summing_merge_tree_aggregate_function
 Columns definition (children 1)
  ExpressionList (children 4)
   ColumnDeclaration d (children 1)
    DataType Date
   ColumnDeclaration k (children 1)
    DataType UInt64
   ColumnDeclaration c (children 1)
    DataType UInt64
   ColumnDeclaration u (children 1)
    DataType AggregateFunction (children 1)
     ExpressionList (children 2)
      Identifier uniq
      DataType UInt64
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 4)
     Identifier d
     Identifier k
     Function sum (alias c) (children 1)
      ExpressionList (children 1)
       Identifier c
     Function uniqState (alias u) (children 1)
      ExpressionList (children 1)
       Identifier u
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier summing_merge_tree_null
    ExpressionList (children 2)
     Identifier d
     Identifier k
 ViewTargets (children 1)
  Storage definition (children 1)
   Function SummingMergeTree (children 1)
    ExpressionList (children 3)
     Identifier d
     Identifier k
     Literal UInt64_8192
