CreateQuery test_1602 vv (children 5)
 Identifier test_1602
 Identifier vv
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration EventDate (children 1)
    DataType DateTime
   ColumnDeclaration CounterID (children 1)
    DataType UInt32
   ColumnDeclaration UserID (children 1)
    DataType UInt32
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier test_1602.tbl
 ViewTargets (children 1)
  Storage definition (children 4)
   Function MergeTree (children 1)
    ExpressionList
   Function toYYYYMM (children 1)
    ExpressionList (children 1)
     Identifier EventDate
   Function tuple (children 1)
    ExpressionList (children 3)
     Identifier CounterID
     Identifier EventDate
     Function intHash32 (children 1)
      ExpressionList (children 1)
       Identifier UserID
   Set