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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/tcp_replication.md | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/docs/tcp_replication.md b/docs/tcp_replication.md index a0b1d563ff..e3a4634b14 100644 --- a/docs/tcp_replication.md +++ b/docs/tcp_replication.md @@ -254,6 +254,11 @@ and they key to invalidate. For example: > RDATA caches 550953771 ["get_user_by_id", ["@bob:example.com"], 1550574873251] +Alternatively, an entire cache can be invalidated by sending down a `null` +instead of the key. For example: + + > RDATA caches 550953772 ["get_user_by_id", null, 1550574873252] + However, there are times when a number of caches need to be invalidated at the same time with the same key. To reduce traffic we batch those invalidations into a single poke by defining a special cache name that |