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Viewing changes to plugin/function_engine/cursor.h

  • Committer: Stewart Smith
  • Date: 2010-03-02 06:41:59 UTC
  • mto: (1309.2.13 build)
  • mto: This revision was merged to the branch mainline in revision 1318.
  • Revision ID: stewart@flamingspork.com-20100302064159-gktw6hcbs3u0fflm
move Item_result out to its own header file and out of common.h

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plugin/function_engine/cursor.h
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#include <drizzled/cursor.h>
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#include <plugin/function_engine/function.h>
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#include <drizzled/base.h>
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class FunctionCursor: public drizzled::Cursor
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{
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  drizzled::ha_rows estimate_of_rows;
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  drizzled::ha_rows rows_returned;
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  void wipeCache();
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public:
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  FunctionCursor(drizzled::plugin::StorageEngine &engine,
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                 drizzled::Table &table_arg);
 
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                 drizzled::TableShare &table_arg);
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  ~FunctionCursor() {}
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  int open(const char *name, int mode, uint32_t test_if_locked);
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  int close(void);
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  int reset()
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  {
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    return extra(drizzled::HA_EXTRA_RESET_STATE);
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  }
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  int doStartTableScan(bool scan);
 
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  int rnd_init(bool scan);
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  /* get the next row and copy it into buf */
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  int rnd_next(unsigned char *buf);
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  /* locate row pointed to by pos, copy it into buf */
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  int rnd_pos(unsigned char *buf, unsigned char *pos);
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  int doEndTableScan();
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  int extra(enum drizzled::ha_extra_function);
 
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  int rnd_end();
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  /* record position of a record for reordering */
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  void position(const unsigned char *record);
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  {
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    return estimate_of_rows;
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  }
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  void get_auto_increment(uint64_t, uint64_t,
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                          uint64_t,
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                          uint64_t *,
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                          uint64_t *)
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  {}
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};
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#endif /* PLUGIN_FUNCTION_ENGINE_CURSOR_H */