parameter.h

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/* Copyright (c) 2016, 2025, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.
 
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   documentation.  The authors of MySQL hereby grant you an additional
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#ifndef DD__PARAMETER_INCLUDED
#define DD__PARAMETER_INCLUDED
 
#include "my_inttypes.h"
#include "sql/dd/types/column.h"         // dd::Column::enum_column_types
#include "sql/dd/types/entity_object.h"  // dd::Entity_object
 
namespace dd {
 
///////////////////////////////////////////////////////////////////////////
 
class Routine;
class Parameter_impl;
class Parameter_type_element;
 
namespace tables {
class Parameters;
}
 
///////////////////////////////////////////////////////////////////////////
 
class Parameter : virtual public Entity_object {
 public:
  typedef Collection<Parameter_type_element *>
      Parameter_type_element_collection;
  typedef Parameter_impl Impl;
  typedef tables::Parameters DD_table;
 
 public:
  ~Parameter() override = default;
 
 public:
  enum enum_parameter_mode { PM_IN = 1, PM_OUT, PM_INOUT };
 
 public:
  /////////////////////////////////////////////////////////////////////////
  // Is name null?
  /////////////////////////////////////////////////////////////////////////
 
  virtual void set_name_null(bool is_null) = 0;
  virtual bool is_name_null() const = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // Routine.
  /////////////////////////////////////////////////////////////////////////
 
  virtual const Routine &routine() const = 0;
 
  virtual Routine &routine() = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // ordinal_position.
  /////////////////////////////////////////////////////////////////////////
 
  virtual uint ordinal_position() const = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // mode
  /////////////////////////////////////////////////////////////////////////
 
  virtual enum_parameter_mode mode() const = 0;
  virtual void set_mode(enum_parameter_mode mode) = 0;
  virtual void set_parameter_mode_null(bool is_null) = 0;
  virtual bool is_parameter_mode_null() const = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // data type.
  /////////////////////////////////////////////////////////////////////////
 
  virtual enum_column_types data_type() const = 0;
  virtual void set_data_type(enum_column_types type) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // display type
  /////////////////////////////////////////////////////////////////////////
 
  virtual const String_type &data_type_utf8() const = 0;
  virtual void set_data_type_utf8(const String_type &data_type_utf8) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // is_zerofill.
  /////////////////////////////////////////////////////////////////////////
 
  virtual bool is_zerofill() const = 0;
  virtual void set_zerofill(bool zerofill) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // is_unsigned.
  /////////////////////////////////////////////////////////////////////////
 
  virtual bool is_unsigned() const = 0;
  virtual void set_unsigned(bool unsigned_flag) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // char_length.
  /////////////////////////////////////////////////////////////////////////
 
  virtual size_t char_length() const = 0;
  virtual void set_char_length(size_t char_length) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // numeric_precision.
  /////////////////////////////////////////////////////////////////////////
 
  virtual uint numeric_precision() const = 0;
  virtual void set_numeric_precision(uint numeric_precision) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // numeric_scale.
  /////////////////////////////////////////////////////////////////////////
 
  virtual uint numeric_scale() const = 0;
  virtual void set_numeric_scale(uint numeric_scale) = 0;
  virtual void set_numeric_scale_null(bool is_null) = 0;
  virtual bool is_numeric_scale_null() const = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // datetime_precision.
  /////////////////////////////////////////////////////////////////////////
 
  virtual uint datetime_precision() const = 0;
  virtual void set_datetime_precision(uint datetime_precision) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // collation.
  /////////////////////////////////////////////////////////////////////////
 
  virtual Object_id collation_id() const = 0;
  virtual void set_collation_id(Object_id collation_id) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // Options.
  /////////////////////////////////////////////////////////////////////////
 
  virtual const Properties &options() const = 0;
 
  virtual Properties &options() = 0;
  virtual bool set_options(const String_type &options_raw) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // Elements.
  /////////////////////////////////////////////////////////////////////////
 
  virtual Parameter_type_element *add_element() = 0;
 
  virtual const Parameter_type_element_collection &elements() const = 0;
 
  virtual size_t elements_count() const = 0;
};
 
///////////////////////////////////////////////////////////////////////////
 
}  // namespace dd
 
#endif  // DD__PARAMETER_INCLUDED