CreateQuery table_rename_with_default (children 3)
 Identifier table_rename_with_default
 Columns definition (children 1)
  ExpressionList (children 5)
   ColumnDeclaration date (children 1)
    DataType Date
   ColumnDeclaration key (children 1)
    DataType UInt64
   ColumnDeclaration value1 (children 1)
    DataType String
   ColumnDeclaration value2 (children 2)
    DataType String
    Function concat (children 1)
     ExpressionList (children 2)
      Literal \'Hello \'
      Identifier value1
   ColumnDeclaration value3 (children 2)
    DataType String
    Function concat (children 1)
     ExpressionList (children 2)
      Literal \'Word \'
      Identifier value1
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Identifier date
  Identifier key
