CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration s (children 1)
    DataType Int128
   ColumnDeclaration v (children 1)
    DataType Variant (children 1)
     ExpressionList (children 2)
      DataType UUID
      DataType Int128
 Storage definition (children 3)
  Function MergeTree
  Identifier s
  Set
