CreateQuery testing (children 3)
 Identifier testing
 Columns definition (children 2)
  ExpressionList (children 5)
   ColumnDeclaration a (children 1)
    DataType String
   ColumnDeclaration b (children 1)
    DataType String
   ColumnDeclaration c (children 1)
    DataType Int32
   ColumnDeclaration d (children 1)
    DataType Int32
   ColumnDeclaration e (children 1)
    DataType Int32
  ExpressionList (children 2)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Identifier c
     Identifier d
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Identifier c
     Function tuple (children 1)
      ExpressionList (children 2)
       Identifier e
       Identifier d
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Identifier a
  Set
