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Viewing changes to drizzled/function/math/rand.h

  • Committer: Brian Aker
  • Date: 2009-01-17 02:46:52 UTC
  • Revision ID: brian@gir-3.local-20090117024652-4ducefje08ajbs1q
Refactor append_identifier and remove dead OPTION_QUOTE_SHOW_CREATE option
(we always quote).

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drizzled/function/math/rand.h
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#include <drizzled/function/func.h>
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#include <drizzled/function/math/real.h>
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namespace drizzled
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{
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class Item_func_rand :public Item_real_func
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{
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  uint64_t seed1;
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  uint64_t seed2;
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  uint64_t max_value;
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  double max_value_dbl;
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  void _seed_random_int(uint64_t new_seed1, uint64_t new_seed2);
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  struct rand_struct *rand;
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public:
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  Item_func_rand(Item *a) :Item_real_func(a) {}
 
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  Item_func_rand(Item *a) :Item_real_func(a), rand(0) {}
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  Item_func_rand()        :Item_real_func() {}
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  double val_real();
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  const char *func_name() const { return "rand"; }
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  bool const_item() const { return 0; }
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  void update_used_tables();
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  bool fix_fields(Session *session, Item **ref);
 
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  bool check_vcol_func_processor(unsigned char *int_arg __attribute__((unused)))
 
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  { return true; }
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private:
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  void seed_random (Item * val);
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};
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} /* namespace drizzled */
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#endif /* DRIZZLED_FUNCTION_MATH_RAND_H */