Fix field order in struct catcache.

Somebody failed to grasp the point of having the #ifdef CATCACHE_STATS
fields at the end of the struct.  Put that back the way it should be,
and add a comment making it more explicit why it should be that way.
This commit is contained in:
Tom Lane 2017-01-12 18:59:46 -05:00
parent 750c59d7ec
commit e2117e4ab0

View File

@ -52,6 +52,12 @@ typedef struct catcache
* heap scans */
bool cc_isname[CATCACHE_MAXKEYS]; /* flag "name" key columns */
dlist_head cc_lists; /* list of CatCList structs */
dlist_head *cc_bucket; /* hash buckets */
/*
* Keep these at the end, so that compiling catcache.c with CATCACHE_STATS
* doesn't break ABI for other modules
*/
#ifdef CATCACHE_STATS
long cc_searches; /* total # searches against this cache */
long cc_hits; /* # of matches against existing entry */
@ -66,7 +72,6 @@ typedef struct catcache
long cc_lsearches; /* total # list-searches */
long cc_lhits; /* # of matches against existing lists */
#endif
dlist_head *cc_bucket; /* hash buckets */
} CatCache;