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Viewing changes to drizzled/optimizer/key_field.h

  • Committer: Brian Aker
  • Date: 2009-09-27 19:20:46 UTC
  • mfrom: (1108.6.62 optimizer)
  • Revision ID: brian@gaz-20090927192046-prsq4ms1gj8q3aia
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drizzled/optimizer/key_field.h
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      cond_guard(NULL)
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  {}
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  KeyField(Field *in_field,
 
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           Item *in_val,
 
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           uint32_t in_level,
 
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           uint32_t in_optimize,
 
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           bool in_eq_func,
 
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           bool in_null_rejecting,
 
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           bool *in_cond_guard)
 
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    :
 
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      field(in_field),
 
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      val(in_val),
 
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      level(in_level),
 
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      optimize(in_optimize),
 
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      eq_func(in_eq_func),
 
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      null_rejecting(in_null_rejecting),
 
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      cond_guard(in_cond_guard)
 
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  {}
 
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  Field *getField()
 
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  {
 
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    return field;
 
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  }
 
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  void setField(Field *in_field)
 
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  {
 
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    field= in_field;
 
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  }
 
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  Item *getValue()
 
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  {
 
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    return val;
 
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  }
 
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  void setValue(Item *in_val)
 
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  {
 
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    val= in_val;
 
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  }
 
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  uint32_t getLevel()
 
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  {
 
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    return level;
 
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  }
 
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  void setLevel(uint32_t in_level)
 
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  {
 
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    level= in_level;
 
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  }
 
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  uint32_t getOptimizeFlags()
 
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  {
 
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    return optimize;
 
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  }
 
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  void setOptimizeFlags(uint32_t in_opt)
 
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  {
 
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    optimize= in_opt;
 
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  }
 
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  bool isEqualityCondition() const
 
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  {
 
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    return eq_func;
 
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  }
 
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  void setEqualityConditionUsed(bool in_val)
 
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  {
 
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    eq_func= in_val;
 
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  }
 
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  bool rejectNullValues() const
 
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  {
 
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    return null_rejecting;
 
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  }
 
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  void setRejectNullValues(bool in_val)
 
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  {
 
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    null_rejecting= in_val;
 
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  }
 
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  bool *getConditionalGuard()
 
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  {
 
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    return cond_guard;
 
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  }
 
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  void setConditionalGuard(bool *in_cond_guard)
 
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  {
 
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    cond_guard= in_cond_guard;
 
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  }
 
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private:
 
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  Field *field;
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  Item *val; /**< May be empty if diff constant */
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  uint32_t level;
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  */
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  bool null_rejecting;
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  bool *cond_guard; /**< @see KeyUse::cond_guard */
 
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};
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void add_key_fields(JOIN *join,