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Viewing changes to drizzled/name_resolution_context.h

  • Committer: Package Import Robot
  • Author(s): Clint Byrum
  • Date: 2012-06-19 10:46:49 UTC
  • mfrom: (1.1.6)
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20120619104649-e2l0ggd4oz3um0f4
Tags: upstream-7.1.36-stable
Import upstream version 7.1.36-stable

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drizzled/name_resolution_context.h
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#include <drizzled/item.h>
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namespace drizzled
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{
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class TableList;
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class SecurityContext;
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class Session;
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class Select_Lex;
 
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namespace drizzled {
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/**
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 * Instances of Name_resolution_context store the information necesary for
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 * structure before and after INSERT/CREATE and its SELECT to make correct
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 * field name resolution.
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 */
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class Name_resolution_context: public memory::SqlAlloc
 
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class Name_resolution_context : public memory::SqlAlloc
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{
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public:
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  /**
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  Select_Lex *select_lex;
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  /**
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   * Processor of errors caused during Item name resolving, now used only to
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   * hide underlying tables in errors about views (i.e. it substitute some
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   * errors for views)
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   */
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  void (*error_processor)(Session *, void *);
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  void *error_processor_data;
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  /**
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   * When true items are resolved in this context both against the
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   * SELECT list and this->table_list. If false, items are resolved
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   * only against this->table_list.
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      outer_context(0), 
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      table_list(0), 
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      select_lex(0),
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      error_processor_data(0),
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      security_ctx(0)
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    {}
 
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  {
 
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  }
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  inline void init()
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  {
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    resolve_in_select_list= false;
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    error_processor= &dummy_error_processor;
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    first_name_resolution_table= NULL;
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    last_name_resolution_table= NULL;
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  }
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    table_list= first_name_resolution_table= tables;
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    resolve_in_select_list= false;
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  }
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  inline void process_error(Session *session)
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  {
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    (*error_processor)(session, error_processor_data);
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  }
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};
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} /* namespace drizzled */