CreateQuery T (children 3)
 Identifier T
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration a (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int64
 Storage definition (children 1)
  Function Memory (children 1)
   ExpressionList
