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Diffstat (limited to 'src/include/access/strat.h')
-rw-r--r-- | src/include/access/strat.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/include/access/strat.h b/src/include/access/strat.h deleted file mode 100644 index f697f79e4ee..00000000000 --- a/src/include/access/strat.h +++ /dev/null @@ -1,90 +0,0 @@ -/*------------------------------------------------------------------------- - * - * strat.h - * index strategy type definitions - * (separated out from original istrat.h to avoid circular refs) - * - * - * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group - * Portions Copyright (c) 1994, Regents of the University of California - * - * $Id: strat.h,v 1.27 2003/08/04 02:40:10 momjian Exp $ - * - *------------------------------------------------------------------------- - */ -#ifndef STRAT_H -#define STRAT_H - -#include "access/skey.h" - - -typedef uint16 StrategyNumber; - -#define InvalidStrategy 0 - -typedef struct StrategyTransformMapData -{ - StrategyNumber strategy[1]; /* VARIABLE LENGTH ARRAY */ -} StrategyTransformMapData; /* VARIABLE LENGTH STRUCTURE */ - -typedef StrategyTransformMapData *StrategyTransformMap; - -typedef struct StrategyOperatorData -{ - StrategyNumber strategy; - bits16 flags; /* scan qualification flags, see skey.h */ -} StrategyOperatorData; - -typedef StrategyOperatorData *StrategyOperator; - -typedef struct StrategyTermData -{ /* conjunctive term */ - uint16 degree; - StrategyOperatorData operatorData[1]; /* VARIABLE LENGTH ARRAY */ -} StrategyTermData; /* VARIABLE LENGTH STRUCTURE */ - -typedef StrategyTermData *StrategyTerm; - -typedef struct StrategyExpressionData -{ /* disjunctive normal form */ - StrategyTerm term[1]; /* VARIABLE LENGTH ARRAY */ -} StrategyExpressionData; /* VARIABLE LENGTH STRUCTURE */ - -typedef StrategyExpressionData *StrategyExpression; - -typedef struct StrategyEvaluationData -{ - StrategyNumber maxStrategy; - /* each of these must point to an array of maxStrategy elements: */ - StrategyTransformMap negateTransform; - StrategyTransformMap commuteTransform; - StrategyTransformMap negateCommuteTransform; - StrategyExpression *expression; -} StrategyEvaluationData; - -typedef StrategyEvaluationData *StrategyEvaluation; - -/* - * StrategyTransformMapIsValid - * Returns true iff strategy transformation map is valid. - */ -#define StrategyTransformMapIsValid(transform) PointerIsValid(transform) - - -#define AMStrategies(foo) (foo) - -typedef struct StrategyMapData -{ - ScanKeyData entry[1]; /* VARIABLE LENGTH ARRAY */ -} StrategyMapData; /* VARIABLE LENGTH STRUCTURE */ - -typedef StrategyMapData *StrategyMap; - -typedef struct IndexStrategyData -{ - StrategyMapData strategyMapData[1]; /* VARIABLE LENGTH ARRAY */ -} IndexStrategyData; /* VARIABLE LENGTH STRUCTURE */ - -typedef IndexStrategyData *IndexStrategy; - -#endif /* STRAT_H */ |