CreateQuery projections (children 3)
 Identifier projections
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration key (children 1)
    DataType String
   ColumnDeclaration d1 (children 1)
    DataType Int
  ExpressionList (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Asterisk
     Function tuple (children 1)
      ExpressionList (children 2)
       Identifier d1
       Identifier key
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier key
