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ruanhaishen
redis
Commits
23ec3690
Commit
23ec3690
authored
Mar 31, 2017
by
spinlock
Browse files
rdb: saving skiplist in reversed order to accelerate the deserialisation process
parent
271733f4
Changes
1
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Inline
Side-by-side
src/rdb.c
View file @
23ec3690
...
...
@@ -704,23 +704,24 @@ ssize_t rdbSaveObject(rio *rdb, robj *o) {
nwritten += n;
} else if (o->encoding == OBJ_ENCODING_SKIPLIST) {
zset *zs = o->ptr;
dictIterator
*
di
=
dictGetIterator
(
zs
->
dict
);
dictEntry
*
de
;
zskiplist *zsl = zs->zsl;
if
((
n
=
rdbSaveLen
(
rdb
,
dictSize
(
zs
->
dict
)
))
==
-
1
)
return
-
1
;
if ((n = rdbSaveLen(rdb,zs
l
->
length
)) == -1) return -1;
nwritten += n;
while
((
de
=
dictNext
(
di
))
!=
NULL
)
{
sds
ele
=
dictGetKey
(
de
);
double
*
score
=
dictGetVal
(
de
);
zskiplistNode *zn = zsl->tail;
while (zn != NULL) {
sds ele = zn->ele;
double *score = &zn->score;
if ((n = rdbSaveRawString(rdb,(unsigned char*)ele,sdslen(ele)))
== -1) return -1;
nwritten += n;
if ((n = rdbSaveBinaryDoubleValue(rdb,*score)) == -1) return -1;
nwritten += n;
zn = zn->backward;
}
dictReleaseIterator
(
di
);
} else {
serverPanic("Unknown sorted set encoding");
}
...
...
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