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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2002-08-26 18:45:57 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2002-08-26 18:45:57 +0000 |
| commit | 5d6758fd243f933c68799de44cef3cfd87b2df93 (patch) | |
| tree | 59285fb9c6c859676d0f700f75d5660932be8727 /src | |
| parent | 5cabcfccce4b8b826c9b30828f3012b7926a6946 (diff) | |
| download | postgresql-5d6758fd243f933c68799de44cef3cfd87b2df93.tar.gz postgresql-5d6758fd243f933c68799de44cef3cfd87b2df93.zip | |
Increase WIDTH_THRESHOLD from 256 to 1K. This addresses recent observation
that ANALYZE would not gather any stats for a CHAR(255) column. I still
think a width threshold is appropriate for the reasons mentioned in the
code, but we can loosen it at least.
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/commands/analyze.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/commands/analyze.c b/src/backend/commands/analyze.c index 0d3173e9b3e..2d9a2daa0cb 100644 --- a/src/backend/commands/analyze.c +++ b/src/backend/commands/analyze.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.44 2002/08/26 17:53:57 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.45 2002/08/26 18:45:57 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -56,7 +56,7 @@ typedef enum * ignoring wide values will not affect our estimates of histogram bin * boundaries very much. */ -#define WIDTH_THRESHOLD 256 +#define WIDTH_THRESHOLD 1024 /* * We build one of these structs for each attribute (column) that is to be |