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Viewing changes to drizzled/sql_bitmap.h

  • Committer: Monty Taylor
  • Date: 2009-05-10 00:06:55 UTC
  • mto: This revision was merged to the branch mainline in revision 1009.
  • Revision ID: mordred@inaugust.com-20090510000655-skah44c5mcydjmo5
Removed vestigal bitset<MAX_FIELDS> references.

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drizzled/sql_bitmap.h
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#include <drizzled/key_map.h>
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#include <bitset>
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typedef uint64_t table_map;          /* Used for table bits in join */
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typedef uint32_t nesting_map;  /* Used for flags of nesting constructs */
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*/
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typedef uint64_t nested_join_map; /* Needed by sql_select.h and table.h */
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/*
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 * Finds the first bit that is not set and sets
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 * it.
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 *
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 * @param the bitmap to work with
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 */
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uint32_t setNextBit(std::bitset<MAX_FIELDS> &bitmap);
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/*
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 * Returns the position of the first bit in the
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 * given bitmap which is not set. If every bit is set
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 * in the bitmap, return BIT_NONE.
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 *
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 * @param the bitmap to work with
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 */
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uint32_t getFirstBitPos(const std::bitset<MAX_FIELDS> &bitmap);
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/*
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 * Returns true if there is any overlapping bits between
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 * the 2 given bitmaps.
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 *
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 * @param the first bitmap to work with
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 * @param the second bitmap to work with
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 */
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bool isBitmapOverlapping(const std::bitset<MAX_FIELDS> &map1, const std::bitset<MAX_FIELDS> &map2);
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#endif /* _SQL_BITMAP_H_ */