Changeset: 02e298c80d99 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=02e298c80d99
Modified Files:
gdk/gdk_select.c
Branch: default
Log Message:
Add some comments.
diffs (21 lines):
diff --git a/gdk/gdk_select.c b/gdk/gdk_select.c
--- a/gdk/gdk_select.c
+++ b/gdk/gdk_select.c
@@ -1204,10 +1204,14 @@ BAT *
BATselect(BAT *b, BAT *s, const void *tl, const void *th,
bool li, bool hi, bool anti)
{
- bool hval, lval, equi, lnil, hash;
+ bool lval; /* low value used for comparison */
+ bool lnil; /* low value is nil */
+ bool hval; /* high value used for comparison */
+ bool equi; /* select for single value (not range) */
+ bool hash; /* use hash (equi must be true) */
bool phash = false; /* use hash on parent BAT (if view) */
- int t;
- bat parent;
+ int t; /* data type */
+ bat parent; /* b's parent bat (if b is a view) */
const void *nil;
BAT *bn, *tmp;
BUN estimate = BUN_NONE, maximum = BUN_NONE;
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