CreateQuery t02176 (children 3)
 Identifier t02176
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration timestamp (children 1)
    DataType DateTime
 Storage definition (children 3)
  Function MergeTree
  Function toStartOfWeek (children 1)
   ExpressionList (children 1)
    Identifier timestamp
  Function tuple (children 1)
   ExpressionList