CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration EventDate (children 1)
    DataType Date
 Storage definition (children 3)
  Function MergeTree
  Function toMonday (children 1)
   ExpressionList (children 1)
    Identifier EventDate
  Function tuple (children 1)
   ExpressionList
