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drizzled/item/ref.cc
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include <config.h>
 
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#include "config.h"
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#include <drizzled/session.h>
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#include <drizzled/error.h>
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#include <drizzled/show.h>
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#include <drizzled/item/ref.h>
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#include <drizzled/plugin/client.h>
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#include <drizzled/item/sum.h>
 
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#include "drizzled/session.h"
 
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#include "drizzled/error.h"
 
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#include "drizzled/show.h"
 
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#include "drizzled/item/ref.h"
 
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#include "drizzled/plugin/client.h"
 
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#include "drizzled/item/sum.h"
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namespace drizzled
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{
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{
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  enum_parsing_place place= NO_MATTER;
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  assert(fixed == 0);
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  Select_Lex *current_sel= session->getLex()->current_select;
 
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  Select_Lex *current_sel= session->lex->current_select;
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  if (!ref || ref == not_found_item)
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  {
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      {
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        /* The current reference cannot be resolved in this query. */
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        my_error(ER_BAD_FIELD_ERROR,MYF(0),
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                 full_name(), session->where());
 
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                 this->full_name(), current_session->where);
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        goto error;
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      }
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          goto error;
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        session->change_item_tree(reference, fld);
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        mark_as_dependent(session, last_checked_context->select_lex,
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                          session->getLex()->current_select, this, fld);
 
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                          session->lex->current_select, this, fld);
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        /*
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          A reference is resolved to a nest level that's outer or the same as
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          the nest level of the enclosing set function : adjust the value of
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          max_arg_level for the function if it's needed.
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        */
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        if (session->getLex()->in_sum_func &&
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            session->getLex()->in_sum_func->nest_level >=
 
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        if (session->lex->in_sum_func &&
 
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            session->lex->in_sum_func->nest_level >=
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            last_checked_context->select_lex->nest_level)
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          set_if_bigger(session->getLex()->in_sum_func->max_arg_level,
 
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          set_if_bigger(session->lex->in_sum_func->max_arg_level,
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                        last_checked_context->select_lex->nest_level);
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        return false;
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      }
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      {
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        /* The item was not a table field and not a reference */
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        my_error(ER_BAD_FIELD_ERROR, MYF(0),
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                 full_name(), session->where());
 
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                 this->full_name(), current_session->where);
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        goto error;
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      }
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      /* Should be checked in resolve_ref_in_select_and_group(). */
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        the nest level of the enclosing set function : adjust the value of
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        max_arg_level for the function if it's needed.
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      */
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      if (session->getLex()->in_sum_func &&
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          session->getLex()->in_sum_func->nest_level >=
 
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      if (session->lex->in_sum_func &&
 
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          session->lex->in_sum_func->nest_level >=
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          last_checked_context->select_lex->nest_level)
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        set_if_bigger(session->getLex()->in_sum_func->max_arg_level,
 
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        set_if_bigger(session->lex->in_sum_func->max_arg_level,
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                      last_checked_context->select_lex->nest_level);
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    }
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  }
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        type::Decimal decimal_value;
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        type::Decimal *val= result_field->val_decimal(&decimal_value);
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        if (val)
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          return not val->isZero();
 
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          return not val->is_zero();
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        return 0;
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      }
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}
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bool Item_ref::get_date(type::Time &ltime,uint32_t fuzzydate)
 
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bool Item_ref::get_date(type::Time *ltime,uint32_t fuzzydate)
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{
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  return (null_value=(*ref)->get_date_result(ltime,fuzzydate));
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}