diff options
Diffstat (limited to 'src/backend/utils/adt/geo_selfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/geo_selfuncs.c | 142 |
1 files changed, 73 insertions, 69 deletions
diff --git a/src/backend/utils/adt/geo_selfuncs.c b/src/backend/utils/adt/geo_selfuncs.c index f0f7bc48d5f..240639d6eda 100644 --- a/src/backend/utils/adt/geo_selfuncs.c +++ b/src/backend/utils/adt/geo_selfuncs.c @@ -1,16 +1,16 @@ /*------------------------------------------------------------------------- * * geo-selfuncs.c-- - * Selectivity routines registered in the operator catalog in the - * "oprrest" and "oprjoin" attributes. + * Selectivity routines registered in the operator catalog in the + * "oprrest" and "oprjoin" attributes. * * Copyright (c) 1994, Regents of the University of California * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/adt/geo_selfuncs.c,v 1.3 1997/08/19 21:34:40 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/geo_selfuncs.c,v 1.4 1997/09/07 04:50:20 momjian Exp $ * - * XXX These are totally bogus. + * XXX These are totally bogus. * *------------------------------------------------------------------------- */ @@ -22,112 +22,116 @@ #include "utils/builtins.h" float64 -areasel(Oid opid, - Oid relid, - AttrNumber attno, - char *value, - int32 flag) +areasel(Oid opid, + Oid relid, + AttrNumber attno, + char *value, + int32 flag) { - float64 result; - - result = (float64) palloc(sizeof(float64data)); - *result = 1.0 / 4.0; - return(result); + float64 result; + + result = (float64) palloc(sizeof(float64data)); + *result = 1.0 / 4.0; + return (result); } float64 areajoinsel(Oid opid, - Oid relid, - AttrNumber attno, - char *value, - int32 flag) + Oid relid, + AttrNumber attno, + char *value, + int32 flag) { - float64 result; - - result = (float64) palloc(sizeof(float64data)); - *result = 1.0 / 4.0; - return(result); + float64 result; + + result = (float64) palloc(sizeof(float64data)); + *result = 1.0 / 4.0; + return (result); } /* - * Selectivity functions for rtrees. These are bogus -- unless we know - * the actual key distribution in the index, we can't make a good prediction - * of the selectivity of these operators. + * Selectivity functions for rtrees. These are bogus -- unless we know + * the actual key distribution in the index, we can't make a good prediction + * of the selectivity of these operators. * - * In general, rtrees need to search multiple subtrees in order to guarantee - * that all occurrences of the same key have been found. Because of this, - * the heuristic selectivity functions we return are higher than they would - * otherwise be. + * In general, rtrees need to search multiple subtrees in order to guarantee + * that all occurrences of the same key have been found. Because of this, + * the heuristic selectivity functions we return are higher than they would + * otherwise be. */ /* - * left_sel -- How likely is a box to be strictly left of (right of, above, - * below) a given box? + * left_sel -- How likely is a box to be strictly left of (right of, above, + * below) a given box? */ #ifdef NOT_USED float64 leftsel(Oid opid, - Oid relid, - AttrNumber attno, - char *value, - int32 flag) + Oid relid, + AttrNumber attno, + char *value, + int32 flag) { - float64 result; - - result = (float64) palloc(sizeof(float64data)); - *result = 1.0 / 6.0; - return(result); + float64 result; + + result = (float64) palloc(sizeof(float64data)); + *result = 1.0 / 6.0; + return (result); } + #endif #ifdef NOT_USED float64 leftjoinsel(Oid opid, - Oid relid, - AttrNumber attno, - char *value, - int32 flag) + Oid relid, + AttrNumber attno, + char *value, + int32 flag) { - float64 result; - - result = (float64) palloc(sizeof(float64data)); - *result = 1.0 / 6.0; - return(result); + float64 result; + + result = (float64) palloc(sizeof(float64data)); + *result = 1.0 / 6.0; + return (result); } + #endif /* - * contsel -- How likely is a box to contain (be contained by) a given box? + * contsel -- How likely is a box to contain (be contained by) a given box? */ #ifdef NOT_USED float64 contsel(Oid opid, - Oid relid, - AttrNumber attno, - char *value, - int32 flag) + Oid relid, + AttrNumber attno, + char *value, + int32 flag) { - float64 result; - - result = (float64) palloc(sizeof(float64data)); - *result = 1.0 / 10.0; - return(result); + float64 result; + + result = (float64) palloc(sizeof(float64data)); + *result = 1.0 / 10.0; + return (result); } + #endif #ifdef NOT_USED float64 contjoinsel(Oid opid, - Oid relid, - AttrNumber attno, - char *value, - int32 flag) + Oid relid, + AttrNumber attno, + char *value, + int32 flag) { - float64 result; - - result = (float64) palloc(sizeof(float64data)); - *result = 1.0 / 10.0; - return(result); + float64 result; + + result = (float64) palloc(sizeof(float64data)); + *result = 1.0 / 10.0; + return (result); } + #endif |