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| author | Bruce Momjian <bruce@momjian.us> | 2006-02-03 12:45:47 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2006-02-03 12:45:47 +0000 |
| commit | 59bb147353ba274e0836d06f429176d4be47452c (patch) | |
| tree | e864abc962077de3d01834dec6bdacbf3934e298 /src/backend/utils/adt/float.c | |
| parent | eb7bd06983bcbd4c178bba0e78214e8fb76ae8c3 (diff) | |
| download | postgresql-59bb147353ba274e0836d06f429176d4be47452c.tar.gz postgresql-59bb147353ba274e0836d06f429176d4be47452c.zip | |
Update random() usage so ranges are inclusive/exclusive as required.
Diffstat (limited to 'src/backend/utils/adt/float.c')
| -rw-r--r-- | src/backend/utils/adt/float.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/backend/utils/adt/float.c b/src/backend/utils/adt/float.c index d50e4eaf6fd..488b43461ba 100644 --- a/src/backend/utils/adt/float.c +++ b/src/backend/utils/adt/float.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.119 2005/12/02 02:49:11 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.120 2006/02/03 12:45:47 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -1833,8 +1833,8 @@ drandom(PG_FUNCTION_ARGS) { float8 result; - /* result 0.0-1.0 */ - result = ((double) random()) / ((double) MAX_RANDOM_VALUE); + /* result [0.0 - 1.0) */ + result = (double) random() / ((double) MAX_RANDOM_VALUE + 1); PG_RETURN_FLOAT8(result); } |