diff options
Diffstat (limited to 'src/include/access/istrat.h')
| -rw-r--r-- | src/include/access/istrat.h | 62 |
1 files changed, 33 insertions, 29 deletions
diff --git a/src/include/access/istrat.h b/src/include/access/istrat.h index 59b4bffa5b1..377a8463446 100644 --- a/src/include/access/istrat.h +++ b/src/include/access/istrat.h @@ -1,16 +1,16 @@ /*------------------------------------------------------------------------- * * istrat.h-- - * POSTGRES index strategy definitions. + * POSTGRES index strategy definitions. * * * Copyright (c) 1994, Regents of the University of California * - * $Id: istrat.h,v 1.5 1997/08/19 21:37:31 momjian Exp $ + * $Id: istrat.h,v 1.6 1997/09/07 04:56:05 momjian Exp $ * *------------------------------------------------------------------------- */ -#ifndef ISTRAT_H +#ifndef ISTRAT_H #define ISTRAT_H #include <utils/rel.h> @@ -18,51 +18,55 @@ /* * StrategyNumberIsValid -- - * True iff the strategy number is valid. + * True iff the strategy number is valid. */ #define StrategyNumberIsValid(strategyNumber) \ - ((bool) ((strategyNumber) != InvalidStrategy)) + ((bool) ((strategyNumber) != InvalidStrategy)) /* * StrategyNumberIsInBounds -- - * True iff strategy number is within given bounds. + * True iff strategy number is within given bounds. * * Note: - * Assumes StrategyNumber is an unsigned type. - * Assumes the bounded interval to be (0,max]. + * Assumes StrategyNumber is an unsigned type. + * Assumes the bounded interval to be (0,max]. */ #define StrategyNumberIsInBounds(strategyNumber, maxStrategyNumber) \ - ((bool)(InvalidStrategy < (strategyNumber) && \ - (strategyNumber) <= (maxStrategyNumber))) + ((bool)(InvalidStrategy < (strategyNumber) && \ + (strategyNumber) <= (maxStrategyNumber))) /* * StrategyMapIsValid -- - * True iff the index strategy mapping is valid. + * True iff the index strategy mapping is valid. */ -#define StrategyMapIsValid(map) PointerIsValid(map) +#define StrategyMapIsValid(map) PointerIsValid(map) /* * IndexStrategyIsValid -- - * True iff the index strategy is valid. + * True iff the index strategy is valid. */ -#define IndexStrategyIsValid(s) PointerIsValid(s) +#define IndexStrategyIsValid(s) PointerIsValid(s) -extern StrategyMap IndexStrategyGetStrategyMap(IndexStrategy indexStrategy, - StrategyNumber maxStrategyNum, AttrNumber attrNum); +extern StrategyMap +IndexStrategyGetStrategyMap(IndexStrategy indexStrategy, + StrategyNumber maxStrategyNum, AttrNumber attrNum); -extern Size +extern Size AttributeNumberGetIndexStrategySize(AttrNumber maxAttributeNumber, - StrategyNumber maxStrategyNumber); -extern StrategyNumber RelationGetStrategy(Relation relation, - AttrNumber attributeNumber, StrategyEvaluation evaluation, - RegProcedure procedure); -extern bool RelationInvokeStrategy(Relation relation, - StrategyEvaluation evaluation, AttrNumber attributeNumber, - StrategyNumber strategy, Datum left, Datum right); -extern void IndexSupportInitialize(IndexStrategy indexStrategy, - RegProcedure *indexSupport, Oid indexObjectId, - Oid accessMethodObjectId, StrategyNumber maxStrategyNumber, - StrategyNumber maxSupportNumber, AttrNumber maxAttributeNumber); + StrategyNumber maxStrategyNumber); +extern StrategyNumber +RelationGetStrategy(Relation relation, + AttrNumber attributeNumber, StrategyEvaluation evaluation, + RegProcedure procedure); +extern bool +RelationInvokeStrategy(Relation relation, + StrategyEvaluation evaluation, AttrNumber attributeNumber, + StrategyNumber strategy, Datum left, Datum right); +extern void +IndexSupportInitialize(IndexStrategy indexStrategy, + RegProcedure * indexSupport, Oid indexObjectId, + Oid accessMethodObjectId, StrategyNumber maxStrategyNumber, + StrategyNumber maxSupportNumber, AttrNumber maxAttributeNumber); -#endif /* ISTRAT_H */ +#endif /* ISTRAT_H */ |